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This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 21 Jul, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/07/21/0400
Analysis Summary
----------------
BGP routing table entries examined: 226170
Prefixes after maximum aggregation: 118939
Deaggregation factor: 1.90
Unique aggregates announced to Internet: 109985
Total ASes present in the Internet Routing Table: 25742
Prefixes per ASN: 8.79
Origin-only ASes present in the Internet Routing Table: 22440
Origin ASes announcing only one prefix: 10932
Transit ASes present in the Internet Routing Table: 3302
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 9
Unregistered ASNs in the Routing Table: 11
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1739111776
Equivalent to 103 /8s, 168 /16s and 189 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.2
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 119103
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 53054
Total APNIC prefixes after maximum aggregation: 20706
APNIC Deaggregation factor: 2.56
Prefixes being announced from the APNIC address blocks: 49994
Unique aggregates announced from the APNIC address blocks: 21984
APNIC Region origin ASes present in the Internet Routing Table: 3017
APNIC Prefixes per ASN: 16.57
APNIC Region origin ASes announcing only one prefix: 804
APNIC Region transit ASes present in the Internet Routing Table: 459
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 22
Number of APNIC addresses announced to Internet: 304990112
Equivalent to 18 /8s, 45 /16s and 199 /24s
Percentage of available APNIC address space announced: 75.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 107407
Total ARIN prefixes after maximum aggregation: 62361
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 79061
Unique aggregates announced from the ARIN address blocks: 31348
ARIN Region origin ASes present in the Internet Routing Table: 11687
ARIN Prefixes per ASN: 6.76
ARIN Region origin ASes announcing only one prefix: 4510
ARIN Region transit ASes present in the Internet Routing Table: 1070
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 339579648
Equivalent to 20 /8s, 61 /16s and 147 /24s
Percentage of available ARIN address space announced: 75.0
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 47527
Total RIPE prefixes after maximum aggregation: 30532
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 43887
Unique aggregates announced from the RIPE address blocks: 28978
RIPE Region origin ASes present in the Internet Routing Table: 9934
RIPE Prefixes per ASN: 4.42
RIPE Region origin ASes announcing only one prefix: 5287
RIPE Region transit ASes present in the Internet Routing Table: 1567
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 322707072
Equivalent to 19 /8s, 60 /16s and 30 /24s
Percentage of available RIPE address space announced: 80.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15587
Total LACNIC prefixes after maximum aggregation: 4302
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13621
Unique aggregates announced from the LACNIC address blocks: 7720
LACNIC Region origin ASes present in the Internet Routing Table: 830
LACNIC Prefixes per ASN: 16.41
LACNIC Region origin ASes announcing only one prefix: 269
LACNIC Region transit ASes present in the Internet Routing Table: 137
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 40740352
Equivalent to 2 /8s, 109 /16s and 166 /24s
Percentage of available LACNIC address space announced: 60.7
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2587
Total AfriNIC prefixes after maximum aggregation: 1030
AfriNIC Deaggregation factor: 2.51
Prefixes being announced from the AfriNIC address blocks: 2111
Unique aggregates announced from the AfriNIC address blocks: 1274
AfriNIC Region origin ASes present in the Internet Routing Table: 199
AfriNIC Prefixes per ASN: 10.61
AfriNIC Region origin ASes announcing only one prefix: 62
AfriNIC Region transit ASes present in the Internet Routing Table: 34
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6345472
Equivalent to 0 /8s, 96 /16s and 211 /24s
Percentage of available AfriNIC address space announced: 18.9
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1362 10842 286 CHINANET-BACKBONE
4755 1278 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1117 80 401 Sify Limited
9498 977 533 70 BHARTI BT INTERNET LTD.
23577 796 34 691 Korea Telecom (ATM-MPLS)
4766 786 4929 314 Korea Telecom (KIX)
17488 727 47 56 Hathway IP Over Cable Interne
7545 692 150 112 TPG Internet Pty Ltd
18101 573 117 41 Reliance Infocom Ltd Internet
1221 546 1951 424 Telstra Pty Ltd
4812 527 913 95 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
9443 472 122 77 Primus Telecommunications
7474 412 218 270 SingTel Optus Pty Ltd
4802 411 105 151 Wantree Development
17974 373 130 13 PT TELEKOMUNIKASI INDONESIA
9829 362 258 14 BSNL National Internet Backbo
4808 360 669 120 CNCGROUP IP network: China169
17557 352 57 174 Pakistan Telecom
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1462 6074 988 AT&T WorldNet Services
4323 1321 1021 374 Time Warner Telecom
2386 1209 633 754 AT&T Data Communications Serv
6478 1113 316 162 AT&T Worldnet Services
11492 1102 107 24 Cable One
6197 1024 717 507 BellSouth Network Solutions,
18566 1015 288 9 Covad Communications
174 964 6778 854 Cogent Communications
701 947 6563 723 UUNET Technologies, Inc.
7011 893 256 542 Citizens Utilities
1239 812 2741 583 Sprint
20115 801 735 429 Charter Communications
19262 762 2759 187 Verizon Global Networks
209 761 3879 596 Qwest
22773 745 1893 50 Cox Communications, Inc.
5668 617 169 21 CenturyTel Internet Holdings,
7029 585 488 79 Alltel Information Services,
855 574 254 73 Canadian Research Network
852 572 1093 363 Telus Advanced Communications
6517 568 159 37 Yipes Communications, Inc.
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 513 1075 136 Telenor Internet Access
702 503 1921 404 UUNET - Commercial IP service
24863 357 56 41 LINKdotNET AS number
9116 317 168 25 Goldenlines main autonomous s
3301 312 1456 292 TeliaNet Sweden
3320 309 6034 256 Deutsche Telekom AG
6746 282 129 258 Dynamic Network Technologies,
5089 268 1658 53 NTL Group Limited
680 265 2045 256 DFN-IP service G-WiN
8220 257 445 241 COLT Telecommunications
3215 255 2376 96 France Telecom Transpac
8708 250 420 239 Romania Data Systems S.A.
8551 223 213 28 Bezeq International
3269 222 2775 74 TELECOM ITALIA
3352 220 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 194 1195 172 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
12479 190 578 6 Uni2 Autonomous System
3246 185 253 176 Song Networks
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 862 1926 207 UniNet S.A. de C.V.
11830 483 299 9 Instituto Costarricense de El
11172 375 116 63 Servicios Alestra S.A de C.V
16814 361 22 8 NSS, S.A.
22047 318 246 13 VTR PUNTO NET S.A.
6471 307 74 33 ENTEL CHILE S.A.
7303 305 148 34 Telecom Argentina Stet-France
14117 279 19 15 Telefonica del Sur S.A.
11556 231 128 4 Cable-Wireless Panama
6147 225 174 26 Telefonica Del Peru
10620 214 60 18 TVCABLE BOGOTA
6503 208 172 85 AVANTEL, S.A.
23216 196 16 43 RAMtelecom Telecomunicaciones
10481 181 72 8 Prima S.A.
14522 177 28 7 SatNet S.A.
8163 176 11 9 METROTEL REDES S.A.
7738 158 506 23 Telecomunicacoes da Bahia S.A
20299 157 23 13 NEWCOM AMERICAS
21826 157 27 60 INTERCABLE
19169 156 10 22 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 281 867 222 The Internet Solution
8452 226 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 138 301 115 Tertiary Education Network
5536 124 8 10 Internet Egypt Network
33783 121 8 11 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2905 76 174 73 The Internetworking Company o
15475 75 84 4 Nile Online
2561 62 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 52 24 15 MAURITIUS TELECOM
5713 46 294 36 Telkom SA Ltd
33774 45 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
33776 35 2 6 Starcomms Nigeria Limited
8524 32 2 8 AUCEGYPT Autonomous System
12455 29 6 3 Jambonet Autonomous system
21280 29 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1278 1207 Videsh Sanchar Nigam Ltd. Aut
11492 1102 1078 Cable One
4134 1362 1076 CHINANET-BACKBONE
18566 1015 1006 Covad Communications
6478 1113 951 AT&T Worldnet Services
4323 1321 947 Time Warner Telecom
9498 977 907 BHARTI BT INTERNET LTD.
9583 1117 716 Sify Limited
22773 745 695 Cox Communications, Inc.
17488 727 671 Hathway IP Over Cable Interne
8151 862 655 UniNet S.A. de C.V.
5668 617 596 CenturyTel Internet Holdings,
7545 692 580 TPG Internet Pty Ltd
19262 762 575 Verizon Global Networks
18101 573 532 Reliance Infocom Ltd Internet
6517 568 531 Yipes Communications, Inc.
15270 557 520 PaeTec.net -a division of Pae
6197 1024 517 BellSouth Network Solutions,
19916 568 517 OLM LLC
7029 585 506 Alltel Information Services,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65000 PRIVATE 41.204.180.0/24 36866 Jamii Telecommunicat
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net
38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE
38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE
39094 UNALLOCATED 195.66.64.0/24 12578 LATTELEKOM-APOLLO
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
64516 PRIVATE 209.43.37.0/24 7332 IQuest Internet
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:15 /11:36 /12:129
/13:254 /14:468 /15:901 /16:9560 /17:4017 /18:6508
/19:13759 /20:16034 /21:14502 /22:18893 /23:19823 /24:118894
/25:777 /26:1004 /27:486 /28:70 /29:5 /30:0
/31:0 /32:8
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1112 1113 AT&T Worldnet Services
11492 1093 1102 Cable One
18566 997 1015 Covad Communications
9583 959 1117 Sify Limited
2386 901 1209 AT&T Data Communications Serv
7018 796 1462 AT&T WorldNet Services
7011 791 893 Citizens Utilities
23577 787 796 Korea Telecom (ATM-MPLS)
6197 778 1024 BellSouth Network Solutions,
4755 675 1278 Videsh Sanchar Nigam Ltd. Aut
9498 651 977 BHARTI BT INTERNET LTD.
4766 590 786 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 554 1321 Time Warner Telecom
17488 550 727 Hathway IP Over Cable Interne
6517 533 568 Yipes Communications, Inc.
15270 522 557 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
18101 485 573 Reliance Infocom Ltd Internet
5668 483 617 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:83 9:1 12:1802 15:19
16:3 17:3 18:11 20:37 24:937 25:1
32:50 33:3 38:335 40:60 41:214 44:2
47:4 52:4 55:3 56:3 57:25 58:474
59:381 60:335 61:991 62:882 63:1985 64:3142
65:2365 66:3300 67:744 68:626 69:1913 70:435
71:101 72:1353 73:2 74:575 75:253 76:80
77:285 78:19 80:824 81:816 82:666 83:375
84:540 85:860 86:342 87:457 88:288 89:927
90:8 91:416 97:6 98:3 116:247 117:62
121:240 122:580 123:129 124:880 125:949 128:286
129:223 130:140 131:360 132:54 133:9 134:195
135:38 136:178 137:81 138:156 139:72 140:494
141:173 142:373 143:235 144:296 145:45 146:324
147:119 148:401 149:142 150:113 151:161 152:90
153:126 154:2 155:256 156:156 157:213 158:158
159:164 160:103 161:93 162:213 163:180 164:461
165:400 166:287 167:290 168:507 169:120 170:412
171:23 172:1 189:63 190:749 192:5738 193:3927
194:3163 195:2240 196:959 198:3789 199:3270 200:4931
201:1107 202:7398 203:7550 204:3963 205:2015 206:2414
207:2823 208:2718 209:3486 210:2430 211:969 212:1299
213:1479 214:414 215:41 216:3992 217:1160 218:360
219:384 220:1002 221:408 222:265
End of report
1
0
BGP Update Report
Interval: 19-Jun-07 -to- 19-Jul-07 (31 days)
Observation Point: BGP Peering with AS2.0
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS9583 145228 1.6% 124.9 -- SIFY-AS-IN Sify Limited
2 - AS21452 140199 1.6% 14019.9 -- skannet-ibadan
3 - AS14906 114357 1.3% 22871.4 --
4 - AS24326 83200 0.9% 472.7 -- TTT-AS-AP Maxnet, Internet Service Provider, Bangkok
5 - AS4621 79186 0.9% 531.4 -- UNSPECIFIED UNINET-TH
6 - AS6325 76454 0.8% 1365.2 -- ILLINOIS-CENTURY - Illinois Century Network
7 - AS24731 75089 0.8% 1597.6 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
8 - AS4775 71308 0.8% 434.8 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus +
9 - AS12879 58228 0.7% 9704.7 -- OJSC-STN-AS Svyaztransneft Autonomus System
10 - AS30850 55349 0.6% 27674.5 -- DESMIE-AS Hellenic Trasmission System Operator S.A.
11 - AS30763 54939 0.6% 6104.3 -- IOS-SECONDARY-AS Internet of Siberia ISP
12 - AS8151 54386 0.6% 39.0 -- Uninet S.A. de C.V.
13 - AS13285 46050 0.5% 6578.6 -- OPALTELECOM-AS Opal Telecom
14 - AS11830 45464 0.5% 93.9 -- Instituto Costarricense de Electricidad y Telecom.
15 - AS7604 43962 0.5% 1628.2 -- HWY1-AS Highway 1
16 - AS702 42687 0.5% 63.3 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe
17 - AS19444 40100 0.4% 646.8 -- CHARTER-STL - CHARTER COMMUNICATIONS
18 - AS7910 38603 0.4% 247.5 -- COLDECON
19 - AS7018 38387 0.4% 24.8 -- ATT-INTERNET4 - AT&T WorldNet Services
20 - AS20115 37450 0.4% 24.8 -- CHARTER-NET-HKY-NC - Charter Communications
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS22433 29573 0.3% 29573.0 -- HRMC - Human Resource Management Center, Inc.
2 - AS30850 55349 0.6% 27674.5 -- DESMIE-AS Hellenic Trasmission System Operator S.A.
3 - AS14906 114357 1.3% 22871.4 --
4 - AS21452 140199 1.6% 14019.9 -- skannet-ibadan
5 - AS11725 23305 0.3% 11652.5 -- MUELLER-NET - Mueller Industries, Inc.
6 - AS12879 58228 0.7% 9704.7 -- OJSC-STN-AS Svyaztransneft Autonomus System
7 - AS13285 46050 0.5% 6578.6 -- OPALTELECOM-AS Opal Telecom
8 - AS30763 54939 0.6% 6104.3 -- IOS-SECONDARY-AS Internet of Siberia ISP
9 - AS30707 15755 0.2% 5251.7 --
10 - AS9833 5212 0.1% 5212.0 -- HICOM-AS-AP http://www.plexus.net
11 - AS11169 28175 0.3% 4695.8 -- NET-WEIRNET-US-01 - Weirnet LLC
12 - AS21348 8661 0.1% 4330.5 -- KOPTERIFI KOPTERIFI is autonomous system. Located in Vammala Finland
13 - AS5956 3918 0.0% 3918.0 -- DDN-ASNBLK - DoD Network Information Center
14 - AS7013 14342 0.2% 3585.5 -- NETSELECT - Health Sciences Libraries Consortium
15 - AS32818 6604 0.1% 3302.0 -- CSUOHIO-AS - Cleveland State University Computer Services
16 - AS31949 3117 0.0% 3117.0 -- APEXDIGITAL - Apex Digital
17 - AS19001 6215 0.1% 3107.5 -- AVENTCOMMTECH - Aventure Communications
18 - AS33078 2977 0.0% 2977.0 -- ISC-CAI1 ISC, Cairo, Egypt
19 - AS19874 2740 0.0% 2740.0 -- CDI-01 - CUSTOM DIRECT
20 - AS12408 2697 0.0% 2697.0 -- BIKENT-AS Bikent Ltd. Autonomous system
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 194.110.73.0/24 55278 0.6% AS30850 -- DESMIE-AS Hellenic Trasmission System Operator S.A.
2 - 212.109.192.0/20 54057 0.6% AS30763 -- IOS-SECONDARY-AS Internet of Siberia ISP
3 - 80.250.36.0/23 46813 0.5% AS21452 -- skannet-ibadan
4 - 80.250.44.0/22 46783 0.5% AS21452 -- skannet-ibadan
5 - 80.250.40.0/22 46100 0.5% AS21452 -- skannet-ibadan
6 - 62.24.238.0/24 45914 0.5% AS13285 -- OPALTELECOM-AS Opal Telecom
7 - 203.23.208.0/24 42803 0.5% AS7604 -- HWY1-AS Highway 1
8 - 124.7.139.0/24 38800 0.4% AS9583 -- SIFY-AS-IN Sify Limited
9 - 80.243.64.0/20 34982 0.4% AS21332 -- NTC-AS New Telephone Company
10 - 203.177.10.0/24 33373 0.4% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus +
11 - 203.177.132.0/24 33177 0.4% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus +
12 - 210.18.37.0/24 29861 0.3% AS9583 -- SIFY-AS-IN Sify Limited
13 - 64.215.207.0/24 29573 0.3% AS22433 -- HRMC - Human Resource Management Center, Inc.
14 - 212.73.122.0/24 28749 0.3% AS12879 -- OJSC-STN-AS Svyaztransneft Autonomus System
15 - 212.73.123.0/24 28741 0.3% AS12879 -- OJSC-STN-AS Svyaztransneft Autonomus System
16 - 216.124.0.0/17 26287 0.3% AS6325 -- ILLINOIS-CENTURY - Illinois Century Network
17 - 209.175.0.0/17 26277 0.3% AS6325 -- ILLINOIS-CENTURY - Illinois Century Network
18 - 12.27.88.0/24 23705 0.2% AS14906 --
19 - 12.27.90.0/24 23662 0.2% AS14906 --
20 - 12.27.91.0/24 23656 0.2% AS14906 --
Details at http://bgpupdates.potaroo.net
------------------------------------
Copies of this report are mailed to:
nanog(a)merit.edu
eof-list(a)ripe.net
apops(a)apops.net
routing-wg(a)ripe.net
afnog(a)afnog.org
1
0
This report has been generated at Fri Jul 20 21:14:09 2007 AEST.
The report analyses the BGP Routing Table of AS2.0 router
and generates a report on aggregation potential within the table.
Check http://www.cidr-report.org for a current version of this report.
Recent Table History
Date Prefixes CIDR Agg
13-07-07 228741 150104
14-07-07 228920 150281
15-07-07 228923 149884
16-07-07 228719 150681
17-07-07 229240 150018
18-07-07 230869 149505
19-07-07 229613 150038
20-07-07 229565 149666
AS Summary
25826 Number of ASes in routing system
10902 Number of ASes announcing only one prefix
1482 Largest number of prefixes announced by an AS
AS7018 : ATT-INTERNET4 - AT&T WorldNet Services
88901632 Largest address span announced by an AS (/32s)
AS721 : DISA-ASNBLK - DoD Network Information Center
Aggregation Summary
The algorithm used in this report proposes aggregation only
when there is a precise match using the AS path, so as
to preserve traffic transit policies. Aggregation is also
proposed across non-advertised address space ('holes').
--- 20Jul07 ---
ASnum NetsNow NetsAggr NetGain % Gain Description
Table 229729 149757 79972 34.8% All ASes
AS4134 1361 460 901 66.2% CHINANET-BACKBONE
No.31,Jin-rong Street
AS4755 1280 384 896 70.0% VSNL-AS Videsh Sanchar Nigam
Ltd. Autonomous System
AS4323 1317 473 844 64.1% TWTC - Time Warner Telecom,
Inc.
AS6478 1113 293 820 73.7% ATT-INTERNET3 - AT&T WorldNet
Services
AS11492 1102 374 728 66.1% CABLEONE - CABLE ONE
AS22773 744 65 679 91.3% CCINET-2 - Cox Communications
Inc.
AS18566 1014 385 629 62.0% COVAD - Covad Communications
Co.
AS19262 762 191 571 74.9% VZGNI-TRANSIT - Verizon
Internet Services Inc.
AS9498 973 441 532 54.7% BBIL-AP BHARTI BT INTERNET
LTD.
AS18101 573 63 510 89.0% RIL-IDC Reliance Infocom Ltd
Internet Data Centre,
AS15270 557 70 487 87.4% AS-PAETEC-NET - PaeTec.net -a
division of
PaeTecCommunications, Inc.
AS7545 709 223 486 68.5% TPG-INTERNET-AP TPG Internet
Pty Ltd
AS6197 1026 543 483 47.1% BATI-ATL - BellSouth Network
Solutions, Inc
AS7018 1482 1005 477 32.2% ATT-INTERNET4 - AT&T WorldNet
Services
AS17488 727 251 476 65.5% HATHWAY-NET-AP Hathway IP Over
Cable Internet
AS2386 1210 757 453 37.4% INS-AS - AT&T Data
Communications Services
AS4668 512 67 445 86.9% LGNET-AS-KR LG CNS
AS17676 504 65 439 87.1% JPNIC-JP-ASN-BLOCK Japan
Network Information Center
AS4766 786 355 431 54.8% KIXS-AS-KR Korea Telecom
AS4812 528 106 422 79.9% CHINANET-SH-AP China Telecom
(Group)
AS8151 863 463 400 46.3% Uninet S.A. de C.V.
AS9443 481 82 399 83.0% INTERNETPRIMUS-AS-AP Primus
Telecommunications
AS855 574 181 393 68.5% CANET-ASN-4 - Bell Aliant
AS7029 585 195 390 66.7% WINDSTREAM - Windstream
Communications Inc
AS19916 568 203 365 64.3% ASTRUM-0001 - OLM LLC
AS5668 614 260 354 57.7% AS-5668 - CenturyTel Internet
Holdings, Inc.
AS16852 399 83 316 79.2% BROADWING-FOCAL - Broadwing
Communications Services, Inc.
AS9583 1126 813 313 27.8% SIFY-AS-IN Sify Limited
AS3602 389 83 306 78.7% AS3602-RTI - Rogers Telecom
Inc.
AS33588 455 155 300 65.9% BRESNAN-AS - Bresnan
Communications, LLC.
Total 24334 9089 15245 62.6% Top 30 total
Possible Bogus Routes
24.48.0.0/13 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
41.202.189.0/24 AS22351 INTELSAT Intelsat Global BGP Routing Policy
60.253.0.0/18 AS27572 THEBOE-27572 - The Boeing Company
60.253.64.0/19 AS27572 THEBOE-27572 - The Boeing Company
62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite
62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite
63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation
63.140.238.0/24 AS20471 MONCUR - Moncur Design
63.141.42.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
63.141.159.0/24 AS17216 VERITECT-EAST - Veritect
63.143.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
63.143.115.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications
63.248.0.0/17 AS3356 LEVEL3 Level 3 Communications
64.7.112.0/21 AS13511
64.7.120.0/21 AS13537
64.17.32.0/24 AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited
64.17.33.0/24 AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited
64.17.37.0/24 AS13488 CBWU-13488 - Continental Broadband Florida, Inc DBA WebUnited
64.46.96.0/20 AS13680 AS13680 Hostway Corporation Tampa, FL
64.46.112.0/20 AS30217 DESYNC Desync Corporation
64.89.224.0/20 AS15276 MAX-LV - Intuitive Logic
64.186.72.0/21 AS25795 ARPNET - ARP NETWORKS, INC.
64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications
65.36.8.0/24 AS5696
65.36.9.0/24 AS5696
65.36.33.0/24 AS5696
65.36.52.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
65.36.121.0/24 AS29957 UINET - UI NET LLC
65.60.45.0/24 AS32311 JKS-ASN - JKS Media, LLC
66.6.34.0/24 AS14935 MONTICELLO - Monticello Networks, Inc.
66.11.32.0/20 AS6261 VISINET - Visionary Systems, Inc.
66.11.40.0/21 AS6261 VISINET - Visionary Systems, Inc.
66.54.91.0/24 AS30506 BLACKSUN-1 - Blacksun Technologies LLC
66.55.160.0/19 AS29994
66.64.96.0/20 AS3790 RADIGRAFICA COSTARRICENSE
66.97.32.0/20 AS11305 INTERLAND-NET1 - Interland Incorporated
66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION
66.235.158.0/23 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
66.241.96.0/21 AS10271 TCIX - Troy City Internet Exchange, Inc
67.20.0.0/14 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
67.241.122.128/26 AS33287 DNEO-OSP4 - Comcast Cable Communications, Inc.
68.64.0.0/13 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
68.64.208.0/20 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
68.65.192.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
68.66.64.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
68.67.16.0/21 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
68.68.192.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
68.168.0.0/14 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
68.171.32.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
68.232.0.0/14 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
68.234.32.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
69.55.108.0/24 AS4977 NET1 - Pecos Technologies
69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport
69.160.0.0/12 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
69.162.64.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
69.168.0.0/14 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
69.169.0.0/17 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
69.172.0.0/14 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
70.32.0.0/13 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
70.32.64.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
70.33.64.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
70.35.0.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC
70.38.0.0/16 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
70.40.0.0/16 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC
72.9.128.0/20 AS27572 THEBOE-27572 - The Boeing Company
78.141.128.0/18 AS6661 EPT-LU Entreprise des P. et T. Luxembourg
85.158.88.0/21 AS8514 INODE inode Telekommunikationsdienstleistungs GmbH
91.197.34.0/23 AS41659 SYNERGYWORKS-ASN SynergyWorks Internet
91.197.36.0/22 AS43359
93.192.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
93.255.248.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project
128.209.0.0/16 AS4017
132.0.0.0/10 AS721 DISA-ASNBLK - DoD Network Information Center
137.0.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center
138.136.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center
151.135.0.0/16 AS4763 TELSTRANZ-AS TelstraClear Ltd
158.0.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center
159.3.211.0/24 AS2687 ASATTCA AT&T Global Network Services - AP
159.220.0.0/22 AS16050 REUTERS-DOCKLANDS-RES-AS Reuters Docklands resiliancy
159.220.4.0/22 AS16050 REUTERS-DOCKLANDS-RES-AS Reuters Docklands resiliancy
159.220.4.0/24 AS16050 REUTERS-DOCKLANDS-RES-AS Reuters Docklands resiliancy
159.220.8.0/22 AS35528 REUTERS-UK2-AS Reuters-UK2
159.220.40.0/24 AS1787 REUTERS-AMERICA-ISP-CELL-AS - Reuters America Inc.
159.220.41.0/24 AS1787 REUTERS-AMERICA-ISP-CELL-AS - Reuters America Inc.
159.220.42.0/24 AS1787 REUTERS-AMERICA-ISP-CELL-AS - Reuters America Inc.
159.220.43.0/24 AS1787 REUTERS-AMERICA-ISP-CELL-AS - Reuters America Inc.
159.220.64.0/23 AS24977 MONEYLINE-UK Moneyline Telerate
163.142.0.0/16 AS2500 JPNIC-ASBLOCK-AP JPNIC
192.30.93.0/24 AS17757 HPAUS-AP HP Australia
192.30.94.0/24 AS17757 HPAUS-AP HP Australia
192.40.105.0/24 AS12582 TSF-DATANET-NGD-AS TSF MPLS VPN Services
192.69.107.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.69.108.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.69.177.0/24 AS5515 SONERA-GLOBAL-IP Sonera Solution Autonomous System
192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada
192.88.99.0/24 AS16186 ASN-SSC-NO SSC Networks
192.96.36.0/24 AS5713 SAIX-NET
192.96.37.0/24 AS10474 NETACTIVE
192.96.135.0/24 AS2018 TENET-1
192.96.136.0/23 AS2018 TENET-1
192.96.143.0/24 AS2018 TENET-1
192.96.145.0/24 AS2018 TENET-1
192.96.177.0/24 AS6083 POSIX-AFRICA
192.122.212.0/24 AS209 ASN-QWEST - Qwest
192.124.252.0/22 AS680 DFN-IP service G-WiN
192.131.233.0/24 AS7891 BELLSOUTH-NET-BLK2 - Bellsouth.Net
192.133.6.0/24 AS10282 EQUANT-CEEUR EQUANT AS for Central and Eastern Europe region
192.153.144.0/21 AS721 DISA-ASNBLK - DoD Network Information Center
192.172.0.0/19 AS721 DISA-ASNBLK - DoD Network Information Center
192.188.208.0/20 AS721 DISA-ASNBLK - DoD Network Information Center
192.245.235.0/24 AS29748 CARPATHIA-HOSTING - Carpathia Hosting
194.0.74.0/23 AS6714 ATOMNET ATOM SA
194.31.227.0/24 AS21461 TRANSFAIRNET Transfair-net GmbH Krefeld
194.59.176.0/20 AS1273 CW Cable & Wireless
194.153.107.0/24 AS8897 MISTRAL Mistral Internet Group Limited
194.246.72.0/23 AS8893 ARTFILES-AS Artfiles New Media GmbH
196.6.108.0/24 AS5713 SAIX-NET
196.10.119.0/24 AS2018 TENET-1
196.10.122.0/23 AS2018 TENET-1
196.10.251.0/24 AS2018 TENET-1
196.10.252.0/23 AS2018 TENET-1
196.10.254.0/24 AS2018 TENET-1
196.13.101.0/24 AS2018 TENET-1
196.13.102.0/23 AS2018 TENET-1
196.13.104.0/24 AS2018 TENET-1
196.13.121.0/24 AS2018 TENET-1
196.13.125.0/24 AS2018 TENET-1
196.13.126.0/24 AS2018 TENET-1
196.13.169.0/24 AS2018 TENET-1
196.13.174.0/23 AS2018 TENET-1
196.13.176.0/21 AS2018 TENET-1
196.13.188.0/22 AS2018 TENET-1
196.13.192.0/22 AS2018 TENET-1
196.13.196.0/24 AS2018 TENET-1
198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc.
198.54.82.0/24 AS2018 TENET-1
198.54.92.0/24 AS2018 TENET-1
198.54.222.0/24 AS2018 TENET-1
198.97.72.0/21 AS721 DISA-ASNBLK - DoD Network Information Center
198.97.80.0/20 AS721 DISA-ASNBLK - DoD Network Information Center
198.97.96.0/19 AS721 DISA-ASNBLK - DoD Network Information Center
198.97.240.0/20 AS721 DISA-ASNBLK - DoD Network Information Center
198.161.87.0/24 AS6539 GT-BELL - Bell Canada
198.163.155.0/24 AS684 MTSAL-ASN - MTS Allstream Inc.
198.167.0.0/16 AS7456 INTERHOP - Interhop Network SERVICES Inc.
198.168.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
198.169.0.0/16 AS803 SASKTEL - SaskTel
199.9.128.0/17 AS668 ASN-ASNET-NET-AS - Defense Research and Engineering Network
199.10.0.0/16 AS721 DISA-ASNBLK - DoD Network Information Center
199.60.0.0/20 AS271 BCNET-AS - University of British Columbia
199.114.0.0/21 AS721 DISA-ASNBLK - DoD Network Information Center
199.114.128.0/18 AS721 DISA-ASNBLK - DoD Network Information Center
199.114.130.0/24 AS721 DISA-ASNBLK - DoD Network Information Center
199.114.132.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center
199.114.134.0/24 AS3541 ITSDN-U4 - DoD Network Information Center
199.114.136.0/24 AS27044 DDN-ASNBLK1 - DoD Network Information Center
199.114.138.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center
199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center
199.114.142.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center
199.114.144.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center
199.114.148.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center
199.114.150.0/24 AS27064 DDN-ASNBLK1 - DoD Network Information Center
199.114.152.0/24 AS27033 DDN-ASNBLK1 - DoD Network Information Center
199.114.153.0/24 AS27034 DDN-ASNBLK1 - DoD Network Information Center
199.114.154.0/24 AS1733 CENTAF-SWA - AF DDN PMO
199.114.156.0/24 AS1733 CENTAF-SWA - AF DDN PMO
199.114.160.0/24 AS1733 CENTAF-SWA - AF DDN PMO
199.121.0.0/16 AS721 DISA-ASNBLK - DoD Network Information Center
199.123.0.0/18 AS721 DISA-ASNBLK - DoD Network Information Center
199.123.16.0/20 AS721 DISA-ASNBLK - DoD Network Information Center
199.123.80.0/21 AS721 DISA-ASNBLK - DoD Network Information Center
199.189.32.0/19 AS7332 IQUEST-AS - IQuest Internet
199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business
202.4.160.0/24 AS9498 BBIL-AP BHARTI BT INTERNET LTD.
202.4.161.0/24 AS9498 BBIL-AP BHARTI BT INTERNET LTD.
202.4.162.0/24 AS9498 BBIL-AP BHARTI BT INTERNET LTD.
202.9.64.0/19 AS9290
202.45.132.0/22 AS24314
202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM
202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider
202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited
202.86.253.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.86.254.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.86.255.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications
202.90.33.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
202.90.40.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
202.90.41.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
202.90.42.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
202.90.43.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
202.90.44.0/24 AS9830 SWIFTONLINE-AS-AP SWIFT ONLINE BORDER AS
202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd
202.124.16.0/24 AS24485
202.124.17.0/24 AS24485
202.124.18.0/24 AS24485
202.124.19.0/24 AS24485
202.124.20.0/24 AS24485
202.124.21.0/24 AS24485
202.124.22.0/24 AS24485
202.124.23.0/24 AS24485
202.124.192.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.193.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.194.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.196.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.197.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.198.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.199.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.200.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.201.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.202.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.203.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.204.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.205.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.206.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom
202.124.207.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd.
202.125.96.0/20 AS7693 COMNET-TH KSC Commercial Internet Co. Ltd.
202.128.109.0/24 AS4802 ASN-IINET iiNet Limited
202.128.110.0/23 AS4802 ASN-IINET iiNet Limited
202.136.254.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
202.136.255.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network
202.148.32.0/20 AS17495 GATEWAY-AP BROADBAND WIRELESSS INTERNET SERVICE PROVIDER
202.164.100.0/24 AS18101 RIL-IDC Reliance Infocom Ltd Internet Data Centre,
202.174.70.0/24 AS21175 M-LINK M-Link Teleport s.a.
202.174.71.0/24 AS23924
202.174.72.0/22 AS23924
202.182.32.0/22 AS10223 UECOMM-AU Uecomm Ltd
203.12.45.0/24 AS4854 NETSPACE-AS-AP Netspace Online Systems
203.62.0.0/17 AS7575 AARNET-AS-AP Australian Academic and Reasearch Network (AARNet)
203.78.48.0/20 AS9299 IPG-AS-AP Philippine Long Distance Telephone Company
203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd.
203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecom
203.128.128.0/19 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street
203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd.
203.152.136.0/23 AS23649 NEWSKIES-AS-AP New Skies Satellites, Hong Kong Teleport
203.152.138.0/23 AS23649 NEWSKIES-AS-AP New Skies Satellites, Hong Kong Teleport
203.152.142.0/24 AS23649 NEWSKIES-AS-AP New Skies Satellites, Hong Kong Teleport
203.152.143.0/24 AS23649 NEWSKIES-AS-AP New Skies Satellites, Hong Kong Teleport
203.160.110.0/23 AS7643 VNN-AS-AP Vietnam Posts and Telecommunications (VNPT)
204.29.196.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
204.29.197.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
204.48.58.0/24 AS4323 TWTC - Time Warner Telecom, Inc.
204.48.60.0/24 AS4323 TWTC - Time Warner Telecom, Inc.
204.153.68.0/24 AS4017
204.153.71.0/24 AS4017
204.153.104.0/24 AS10913 INTERNAP-BLK - Internap Network Services
204.154.125.0/24 AS3952 TELLABS-ASN - TELLABS Operations, Inc.
204.154.126.0/24 AS3952 TELLABS-ASN - TELLABS Operations, Inc.
204.154.127.0/24 AS3952 TELLABS-ASN - TELLABS Operations, Inc.
205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
206.55.208.0/20 AS22180
206.128.104.0/21 AS11709 VIC - VIRTUAL INTERACTIVE CENTER
207.7.64.0/19 AS14093
207.98.192.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
207.98.209.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
207.98.223.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
207.189.62.0/23 AS7132 SBIS-AS - AT&T Internet Services
207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION
207.204.222.0/24 AS15218 COX-OKC - Cox Communications
207.204.248.0/24 AS6653 PRIVATEI - privateI, LLC
207.231.96.0/19 AS11194 NUNETPA - NuNet Inc
207.246.192.0/20 AS5656 ACCESSUS-DOM - accessU.S./BASENet
208.64.12.0/22 AS22773 CCINET-2 - Cox Communications Inc.
209.54.42.0/24 AS6653 PRIVATEI - privateI, LLC
209.54.93.0/24 AS15218 COX-OKC - Cox Communications
209.54.111.0/24 AS15218 COX-OKC - Cox Communications
209.54.123.0/24 AS6062 NETPLEX - NETPLEX
209.54.142.0/24 AS12284 IPNS-AS - Internet Professionals & Network Solutions
209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services
209.105.224.0/19 AS20074
209.140.64.0/20 AS22307
209.140.90.0/24 AS14461 NTSL - NET SOLUTIONS
209.140.224.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.140.234.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.140.235.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.140.236.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.140.237.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.140.238.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.140.239.0/24 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.141.4.0/24 AS6653 PRIVATEI - privateI, LLC
209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc.
209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS
209.141.104.0/24 AS6653 PRIVATEI - privateI, LLC
209.159.128.0/19 AS209 ASN-QWEST - Qwest
209.203.128.0/19 AS22302 INOC - INOC, LLC
209.207.24.0/24 AS21829 JADETECH-NET - Jade Technologies, Inc.
209.207.36.0/24 AS21829 JADETECH-NET - Jade Technologies, Inc.
209.212.240.0/20 AS14825 CONSONUS - Consonus, inc
210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone
216.7.139.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
216.37.114.0/23 AS3549 GBLX Global Crossing Ltd.
216.37.120.0/23 AS13377
216.59.0.0/17 AS3356 LEVEL3 Level 3 Communications
216.65.160.0/19 AS7770 TRITON - Triton Technologies, Inc.
216.75.228.0/24 AS32097 WII-KC - WholeSale Internet
216.115.73.0/24 AS26834 DURA - Dura Automotive
216.115.80.0/20 AS35921 IFCI-US - InternetFCI LLC
216.172.198.0/24 AS15218 COX-OKC - Cox Communications
216.172.199.0/24 AS15218 COX-OKC - Cox Communications
216.201.80.0/20 AS3602 AS3602-RTI - Rogers Telecom Inc.
216.210.86.0/24 AS577 BACOM - Bell Canada
216.224.64.0/19 AS6440 EMF-AS - emf.net
216.235.96.0/19 AS13645 BROADBANDONE - BroadbandONE, Inc.
216.236.171.0/24 AS4565 EPOCH-INTERNET - Epoch Networks
216.240.240.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
216.240.241.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
216.240.242.0/24 AS7018 ATT-INTERNET4 - AT&T WorldNet Services
216.251.203.0/24 AS7132 SBIS-AS - AT&T Internet Services
216.251.205.0/24 AS209 ASN-QWEST - Qwest
216.251.207.0/24 AS1239 SPRINTLINK - Sprint
Please see http://www.cidr-report.org for the full report
------------------------------------
Copies of this report are mailed to:
nanog(a)merit.edu
eof-list(a)ripe.net
apops(a)apops.net
routing-wg(a)ripe.net
afnog(a)afnog.org
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 14 Jul, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/07/14/0400
Analysis Summary
----------------
BGP routing table entries examined: 225547
Prefixes after maximum aggregation: 118636
Deaggregation factor: 1.90
Unique aggregates announced to Internet: 109493
Total ASes present in the Internet Routing Table: 25683
Prefixes per ASN: 8.78
Origin-only ASes present in the Internet Routing Table: 22406
Origin ASes announcing only one prefix: 10886
Transit ASes present in the Internet Routing Table: 3277
Transit-only ASes present in the Internet Routing Table: 73
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (16327) 21
Prefixes from unregistered ASNs in the Routing Table: 7
Unregistered ASNs in the Routing Table: 10
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1737103968
Equivalent to 103 /8s, 138 /16s and 26 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 118597
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52824
Total APNIC prefixes after maximum aggregation: 20564
APNIC Deaggregation factor: 2.57
Prefixes being announced from the APNIC address blocks: 49705
Unique aggregates announced from the APNIC address blocks: 21795
APNIC Region origin ASes present in the Internet Routing Table: 3009
APNIC Prefixes per ASN: 16.52
APNIC Region origin ASes announcing only one prefix: 803
APNIC Region transit ASes present in the Internet Routing Table: 452
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 25
Number of APNIC addresses announced to Internet: 304296352
Equivalent to 18 /8s, 35 /16s and 49 /24s
Percentage of available APNIC address space announced: 75.4
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 107255
Total ARIN prefixes after maximum aggregation: 62281
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 78905
Unique aggregates announced from the ARIN address blocks: 31219
ARIN Region origin ASes present in the Internet Routing Table: 11677
ARIN Prefixes per ASN: 6.76
ARIN Region origin ASes announcing only one prefix: 4502
ARIN Region transit ASes present in the Internet Routing Table: 1060
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 339063104
Equivalent to 20 /8s, 53 /16s and 177 /24s
Percentage of available ARIN address space announced: 74.9
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 47361
Total RIPE prefixes after maximum aggregation: 30469
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43732
Unique aggregates announced from the RIPE address blocks: 28884
RIPE Region origin ASes present in the Internet Routing Table: 9902
RIPE Prefixes per ASN: 4.42
RIPE Region origin ASes announcing only one prefix: 5255
RIPE Region transit ASes present in the Internet Routing Table: 1557
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 24
Number of RIPE addresses announced to Internet: 322506048
Equivalent to 19 /8s, 57 /16s and 13 /24s
Percentage of available RIPE address space announced: 80.1
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15508
Total LACNIC prefixes after maximum aggregation: 4289
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13549
Unique aggregates announced from the LACNIC address blocks: 7650
LACNIC Region origin ASes present in the Internet Routing Table: 824
LACNIC Prefixes per ASN: 16.44
LACNIC Region origin ASes announcing only one prefix: 266
LACNIC Region transit ASes present in the Internet Routing Table: 140
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 40528384
Equivalent to 2 /8s, 106 /16s and 106 /24s
Percentage of available LACNIC address space announced: 60.4
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2591
Total AfriNIC prefixes after maximum aggregation: 1023
AfriNIC Deaggregation factor: 2.53
Prefixes being announced from the AfriNIC address blocks: 2102
Unique aggregates announced from the AfriNIC address blocks: 1281
AfriNIC Region origin ASes present in the Internet Routing Table: 197
AfriNIC Prefixes per ASN: 10.67
AfriNIC Region origin ASes announcing only one prefix: 60
AfriNIC Region transit ASes present in the Internet Routing Table: 35
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6299392
Equivalent to 0 /8s, 96 /16s and 31 /24s
Percentage of available AfriNIC address space announced: 18.8
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1355 10715 285 CHINANET-BACKBONE
4755 1277 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1115 80 375 Sify Limited
9498 965 533 68 BHARTI BT INTERNET LTD.
23577 793 34 687 Korea Telecom (ATM-MPLS)
4766 784 4929 314 Korea Telecom (KIX)
17488 721 63 54 Hathway IP Over Cable Interne
7545 689 149 111 TPG Internet Pty Ltd
18101 565 117 39 Reliance Infocom Ltd Internet
1221 544 1951 423 Telstra Pty Ltd
4812 521 903 92 China Telecom (Shanghai)
4668 512 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
9443 472 122 77 Primus Telecommunications
7474 411 218 270 SingTel Optus Pty Ltd
4802 410 105 150 Wantree Development
17974 371 130 13 PT TELEKOMUNIKASI INDONESIA
2907 362 1701 302 SINET Japan
4808 355 666 118 CNCGROUP IP network: China169
17557 352 45 173 Pakistan Telecom
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1464 6058 989 AT&T WorldNet Services
4323 1321 1021 375 Time Warner Telecom
2386 1209 616 751 AT&T Data Communications Serv
6478 1129 371 173 AT&T Worldnet Services
11492 1099 107 27 Cable One
6197 1028 717 509 BellSouth Network Solutions,
18566 1014 288 9 Covad Communications
174 965 6776 855 Cogent Communications
701 944 6565 721 UUNET Technologies, Inc.
7011 857 252 537 Citizens Utilities
1239 815 2741 581 Sprint
20115 800 734 428 Charter Communications
19262 759 2755 185 Verizon Global Networks
209 742 3859 577 Qwest
22773 738 1892 49 Cox Communications, Inc.
5668 616 169 21 CenturyTel Internet Holdings,
7029 612 488 79 Alltel Information Services,
855 575 254 73 Canadian Research Network
852 572 1093 363 Telus Advanced Communications
19916 568 49 51 OLM LLC
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 513 1075 136 Telenor Internet Access
702 500 1921 401 UUNET - Commercial IP service
24863 358 56 37 LINKdotNET AS number
9116 316 168 25 Goldenlines main autonomous s
3301 311 1456 291 TeliaNet Sweden
3320 309 6034 256 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
5089 268 1658 53 NTL Group Limited
680 265 2045 256 DFN-IP service G-WiN
3215 255 2376 96 France Telecom Transpac
8220 251 444 243 COLT Telecommunications
8708 250 420 239 Romania Data Systems S.A.
8551 223 213 28 Bezeq International
3269 222 2775 74 TELECOM ITALIA
3352 218 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 194 1195 172 SWIPnet Swedish IP Network
3292 194 1379 174 TDC Tele Danmark
12479 190 578 6 Uni2 Autonomous System
3246 185 253 176 Song Networks
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 855 1910 211 UniNet S.A. de C.V.
11830 483 299 9 Instituto Costarricense de El
11172 373 116 63 Servicios Alestra S.A de C.V
16814 361 22 8 NSS, S.A.
22047 318 246 13 VTR PUNTO NET S.A.
7303 305 148 35 Telecom Argentina Stet-France
6471 299 74 33 ENTEL CHILE S.A.
14117 279 19 15 Telefonica del Sur S.A.
11556 231 128 4 Cable-Wireless Panama
6147 226 174 26 Telefonica Del Peru
6503 208 172 85 AVANTEL, S.A.
10620 208 59 14 TVCABLE BOGOTA
23216 196 16 43 RAMtelecom Telecomunicaciones
10481 181 72 8 Prima S.A.
14522 177 28 7 SatNet S.A.
8163 176 11 9 METROTEL REDES S.A.
7738 156 506 23 Telecomunicacoes da Bahia S.A
20299 156 23 12 NEWCOM AMERICAS
21826 156 27 59 INTERCABLE
7910 155 11 30 ANDINET ON LINE
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 277 867 221 The Internet Solution
8452 231 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 136 301 111 Tertiary Education Network
5536 124 8 10 Internet Egypt Network
33783 122 8 12 EEPAD TISP TELECOM & INTERNET
24835 86 48 6 RAYA Telecom - Egypt
2905 76 174 73 The Internetworking Company o
15475 76 84 4 Nile Online
2561 62 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 51 16 15 MAURITIUS TELECOM
5713 46 294 36 Telkom SA Ltd
33774 44 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
33776 35 2 6 Starcomms Nigeria Limited
8524 32 2 8 AUCEGYPT Autonomous System
12455 31 6 3 Jambonet Autonomous system
21280 29 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1277 1206 Videsh Sanchar Nigam Ltd. Aut
11492 1099 1072 Cable One
4134 1355 1070 CHINANET-BACKBONE
18566 1014 1005 Covad Communications
6478 1129 956 AT&T Worldnet Services
4323 1321 946 Time Warner Telecom
9498 965 897 BHARTI BT INTERNET LTD.
9583 1115 740 Sify Limited
22773 738 689 Cox Communications, Inc.
17488 721 667 Hathway IP Over Cable Interne
8151 855 644 UniNet S.A. de C.V.
5668 616 595 CenturyTel Internet Holdings,
7545 689 578 TPG Internet Pty Ltd
19262 759 574 Verizon Global Networks
7029 612 533 Alltel Information Services,
18101 565 526 Reliance Infocom Ltd Internet
6517 563 526 Yipes Communications, Inc.
6197 1028 519 BellSouth Network Solutions,
19916 568 517 OLM LLC
15270 555 517 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net
38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE
38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
65101 PRIVATE 203.127.145.0/24 9255 Singapore Telecom
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:15 /11:36 /12:129
/13:254 /14:468 /15:901 /16:9546 /17:4012 /18:6483
/19:13733 /20:15992 /21:14447 /22:18801 /23:19740 /24:118614
/25:771 /26:987 /27:479 /28:77 /29:8 /30:14
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1119 1129 AT&T Worldnet Services
11492 1090 1099 Cable One
18566 996 1014 Covad Communications
9583 956 1115 Sify Limited
2386 902 1209 AT&T Data Communications Serv
7018 796 1464 AT&T WorldNet Services
23577 784 793 Korea Telecom (ATM-MPLS)
6197 781 1028 BellSouth Network Solutions,
7011 756 857 Citizens Utilities
4755 673 1277 Videsh Sanchar Nigam Ltd. Aut
9498 639 965 BHARTI BT INTERNET LTD.
4766 588 784 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 553 1321 Time Warner Telecom
17488 543 721 Hathway IP Over Cable Interne
6517 528 563 Yipes Communications, Inc.
15270 519 555 PaeTec.net -a division of Pae
4668 502 512 LG-EDS Systems Inc.
5668 482 616 CenturyTel Internet Holdings,
18101 479 565 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:83 9:1 12:1803 15:19
16:3 17:3 18:11 20:37 24:938 25:1
32:50 33:3 38:334 40:60 41:208 44:2
47:3 52:4 55:3 56:3 57:25 58:430
59:378 60:333 61:986 62:872 63:1983 64:3120
65:2357 66:3301 67:742 68:625 69:1890 70:433
71:106 72:1345 73:2 74:572 75:269 76:72
77:280 78:19 80:827 81:817 82:668 83:383
84:487 85:869 86:341 87:455 88:287 89:906
90:7 91:413 97:6 98:4 116:239 117:49
121:230 122:576 123:128 124:846 125:942 128:288
129:222 130:140 131:360 132:54 133:9 134:195
135:38 136:186 137:80 138:149 139:72 140:495
141:173 142:373 143:233 144:297 145:45 146:324
147:120 148:401 149:144 150:113 151:160 152:90
153:127 154:2 155:254 156:153 157:213 158:159
159:162 160:105 161:93 162:219 163:179 164:461
165:408 166:294 167:292 168:506 169:120 170:409
171:20 172:1 189:61 190:741 192:5738 193:3916
194:3161 195:2240 196:964 198:3812 199:3272 200:4924
201:1097 202:7382 203:7579 204:3965 205:2007 206:2408
207:2834 208:2712 209:3504 210:2439 211:933 212:1302
213:1482 214:408 215:41 216:3988 217:1152 218:362
219:387 220:992 221:409 222:266
End of report
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 07 Jul, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/07/07/0400
Analysis Summary
----------------
BGP routing table entries examined: 224940
Prefixes after maximum aggregation: 118452
Deaggregation factor: 1.90
Unique aggregates announced to Internet: 109238
Total ASes present in the Internet Routing Table: 25608
Prefixes per ASN: 8.78
Origin-only ASes present in the Internet Routing Table: 22305
Origin ASes announcing only one prefix: 10844
Transit ASes present in the Internet Routing Table: 3303
Transit-only ASes present in the Internet Routing Table: 71
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 21
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 5
Unregistered ASNs in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1732627296
Equivalent to 103 /8s, 69 /16s and 203 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 61.9
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 118245
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52740
Total APNIC prefixes after maximum aggregation: 20549
APNIC Deaggregation factor: 2.57
Prefixes being announced from the APNIC address blocks: 49622
Unique aggregates announced from the APNIC address blocks: 21775
APNIC Region origin ASes present in the Internet Routing Table: 2997
APNIC Prefixes per ASN: 16.56
APNIC Region origin ASes announcing only one prefix: 802
APNIC Region transit ASes present in the Internet Routing Table: 456
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 21
Number of APNIC addresses announced to Internet: 301953440
Equivalent to 17 /8s, 255 /16s and 113 /24s
Percentage of available APNIC address space announced: 74.8
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 107095
Total ARIN prefixes after maximum aggregation: 62227
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 78778
Unique aggregates announced from the ARIN address blocks: 31062
ARIN Region origin ASes present in the Internet Routing Table: 11665
ARIN Prefixes per ASN: 6.75
ARIN Region origin ASes announcing only one prefix: 4495
ARIN Region transit ASes present in the Internet Routing Table: 1062
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 338547520
Equivalent to 20 /8s, 45 /16s and 211 /24s
Percentage of available ARIN address space announced: 74.7
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 47138
Total RIPE prefixes after maximum aggregation: 30397
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43530
Unique aggregates announced from the RIPE address blocks: 28835
RIPE Region origin ASes present in the Internet Routing Table: 9860
RIPE Prefixes per ASN: 4.41
RIPE Region origin ASes announcing only one prefix: 5223
RIPE Region transit ASes present in the Internet Routing Table: 1570
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 20
Number of RIPE addresses announced to Internet: 321193280
Equivalent to 19 /8s, 37 /16s and 5 /24s
Percentage of available RIPE address space announced: 79.8
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15414
Total LACNIC prefixes after maximum aggregation: 4257
LACNIC Deaggregation factor: 3.62
Prefixes being announced from the LACNIC address blocks: 13442
Unique aggregates announced from the LACNIC address blocks: 7607
LACNIC Region origin ASes present in the Internet Routing Table: 821
LACNIC Prefixes per ASN: 16.37
LACNIC Region origin ASes announcing only one prefix: 266
LACNIC Region transit ASes present in the Internet Routing Table: 144
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 40256000
Equivalent to 2 /8s, 102 /16s and 66 /24s
Percentage of available LACNIC address space announced: 60.0
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2546
Total AfriNIC prefixes after maximum aggregation: 1012
AfriNIC Deaggregation factor: 2.52
Prefixes being announced from the AfriNIC address blocks: 2033
Unique aggregates announced from the AfriNIC address blocks: 1243
AfriNIC Region origin ASes present in the Internet Routing Table: 193
AfriNIC Prefixes per ASN: 10.53
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6277888
Equivalent to 0 /8s, 95 /16s and 203 /24s
Percentage of available AfriNIC address space announced: 18.7
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1349 10237 282 CHINANET-BACKBONE
4755 1265 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1112 79 396 Sify Limited
9498 993 469 66 BHARTI BT INTERNET LTD.
23577 800 34 693 Korea Telecom (ATM-MPLS)
4766 781 4927 314 Korea Telecom (KIX)
17488 712 46 52 Hathway IP Over Cable Interne
7545 688 151 115 TPG Internet Pty Ltd
18101 563 117 36 Reliance Infocom Ltd Internet
1221 545 1950 425 Telstra Pty Ltd
4812 527 903 92 China Telecom (Shanghai)
4668 510 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
9443 470 122 77 Primus Telecommunications
4802 411 105 151 Wantree Development
7474 409 218 269 SingTel Optus Pty Ltd
17974 370 130 13 PT TELEKOMUNIKASI INDONESIA
2907 362 1701 302 SINET Japan
9829 362 258 14 BSNL National Internet Backbo
17557 351 41 171 Pakistan Telecom
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1451 6057 985 AT&T WorldNet Services
4323 1321 1038 369 Time Warner Telecom
2386 1212 616 754 AT&T Data Communications Serv
6478 1128 368 147 AT&T Worldnet Services
11492 1095 107 24 Cable One
6197 1027 717 509 BellSouth Network Solutions,
18566 1012 288 9 Covad Communications
174 965 6778 864 Cogent Communications
701 946 6597 721 UUNET Technologies, Inc.
7011 851 252 537 Citizens Utilities
1239 812 2734 580 Sprint
20115 798 728 424 Charter Communications
19262 777 2724 200 Verizon Global Networks
209 748 3859 581 Qwest
22773 733 1892 46 Cox Communications, Inc.
5668 616 169 21 CenturyTel Internet Holdings,
7029 614 488 79 Alltel Information Services,
855 575 254 73 Canadian Research Network
852 572 1089 362 Telus Advanced Communications
6198 568 613 260 BellSouth Network Solutions,
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 514 1075 136 Telenor Internet Access
702 503 1930 402 UUNET - Commercial IP service
24863 356 56 37 LINKdotNET AS number
3301 310 1455 290 TeliaNet Sweden
3320 310 6034 257 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
5089 268 1658 53 NTL Group Limited
680 263 2044 255 DFN-IP service G-WiN
9116 260 136 25 Goldenlines main autonomous s
3215 255 2376 96 France Telecom Transpac
8708 250 420 239 Romania Data Systems S.A.
8220 248 444 240 COLT Telecommunications
8551 223 213 28 Bezeq International
3269 222 2775 74 TELECOM ITALIA
3352 219 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
1257 195 1196 173 SWIPnet Swedish IP Network
3246 194 328 184 Song Networks
12479 190 578 6 Uni2 Autonomous System
3300 185 172 91 AUCS Communications Services
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 856 1917 208 UniNet S.A. de C.V.
11830 483 299 9 Instituto Costarricense de El
11172 373 116 63 Servicios Alestra S.A de C.V
16814 361 22 8 NSS, S.A.
22047 313 238 12 VTR PUNTO NET S.A.
7303 300 145 32 Telecom Argentina Stet-France
6471 295 74 33 ENTEL CHILE S.A.
14117 279 19 15 Telefonica del Sur S.A.
11556 231 128 4 Cable-Wireless Panama
6147 225 172 27 Telefonica Del Peru
6503 208 172 85 AVANTEL, S.A.
10620 207 59 14 TVCABLE BOGOTA
23216 195 16 43 RAMtelecom Telecomunicaciones
10481 181 72 8 Prima S.A.
14522 176 28 7 SatNet S.A.
8163 173 11 7 METROTEL REDES S.A.
7738 156 506 23 Telecomunicacoes da Bahia S.A
21826 156 27 59 INTERCABLE
7910 155 11 30 ANDINET ON LINE
19169 153 10 31 Telconet
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 278 867 220 The Internet Solution
8452 211 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 136 301 111 Tertiary Education Network
33783 124 8 12 EEPAD TISP TELECOM & INTERNET
5536 123 8 15 Internet Egypt Network
24835 86 48 6 RAYA Telecom - Egypt
2905 77 174 73 The Internetworking Company o
15475 76 84 4 Nile Online
2561 62 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 49 16 14 MAURITIUS TELECOM
5713 45 294 35 Telkom SA Ltd
33774 43 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
12455 35 6 3 Jambonet Autonomous system
33776 35 2 3 Starcomms Nigeria Limited
8524 32 2 8 AUCEGYPT Autonomous System
21280 28 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1265 1194 Videsh Sanchar Nigam Ltd. Aut
11492 1095 1071 Cable One
4134 1349 1067 CHINANET-BACKBONE
18566 1012 1003 Covad Communications
6478 1128 981 AT&T Worldnet Services
4323 1321 952 Time Warner Telecom
9498 993 927 BHARTI BT INTERNET LTD.
9583 1112 716 Sify Limited
22773 733 687 Cox Communications, Inc.
17488 712 660 Hathway IP Over Cable Interne
8151 856 648 UniNet S.A. de C.V.
5668 616 595 CenturyTel Internet Holdings,
19262 777 577 Verizon Global Networks
7545 688 573 TPG Internet Pty Ltd
7029 614 535 Alltel Information Services,
18101 563 527 Reliance Infocom Ltd Internet
6517 561 525 Yipes Communications, Inc.
6197 1027 518 BellSouth Network Solutions,
19916 568 517 OLM LLC
15270 555 517 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE
38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:15 /11:36 /12:127
/13:251 /14:464 /15:897 /16:9540 /17:4008 /18:6496
/19:13704 /20:15962 /21:14303 /22:18729 /23:19656 /24:118349
/25:791 /26:991 /27:480 /28:77 /29:10 /30:14
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1118 1128 AT&T Worldnet Services
11492 1086 1095 Cable One
18566 994 1012 Covad Communications
9583 954 1112 Sify Limited
2386 904 1212 AT&T Data Communications Serv
23577 791 800 Korea Telecom (ATM-MPLS)
7018 789 1451 AT&T WorldNet Services
6197 780 1027 BellSouth Network Solutions,
7011 750 851 Citizens Utilities
9498 663 993 BHARTI BT INTERNET LTD.
4755 660 1265 Videsh Sanchar Nigam Ltd. Aut
4766 588 781 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 553 1321 Time Warner Telecom
17488 535 712 Hathway IP Over Cable Interne
6517 527 561 Yipes Communications, Inc.
15270 519 555 PaeTec.net -a division of Pae
4668 500 510 LG-EDS Systems Inc.
5668 480 616 CenturyTel Internet Holdings,
18101 478 563 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1811 15:19
16:3 17:3 18:11 20:37 24:936 25:1
32:50 33:3 38:332 40:61 41:180 44:2
47:3 52:4 55:3 56:3 57:25 58:425
59:391 60:319 61:985 62:876 63:1965 64:3111
65:2347 66:3298 67:747 68:627 69:1895 70:434
71:106 72:1341 73:2 74:564 75:265 76:72
77:265 78:18 80:842 81:813 82:673 83:384
84:480 85:854 86:341 87:449 88:283 89:885
90:7 91:408 97:6 98:4 116:246 117:45
121:219 122:571 123:122 124:834 125:948 128:291
129:214 130:139 131:362 132:54 133:9 134:195
135:38 136:181 137:81 138:149 139:73 140:480
141:173 142:374 143:243 144:297 145:43 146:325
147:120 148:404 149:145 150:113 151:160 152:92
153:126 154:4 155:254 156:153 157:212 158:157
159:158 160:105 161:92 162:222 163:180 164:466
165:416 166:294 167:287 168:504 169:120 170:406
171:18 172:1 189:62 190:710 192:5749 193:3896
194:3166 195:2250 196:929 198:3804 199:3268 200:4912
201:1093 202:7360 203:7556 204:3955 205:2025 206:2406
207:2833 208:2705 209:3501 210:2451 211:967 212:1307
213:1467 214:399 215:42 216:4008 217:1149 218:359
219:384 220:980 221:414 222:264
End of report
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 30 Jun, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/06/30/0400
Analysis Summary
----------------
BGP routing table entries examined: 224622
Prefixes after maximum aggregation: 118451
Deaggregation factor: 1.90
Unique aggregates announced to Internet: 109225
Total ASes present in the Internet Routing Table: 25577
Prefixes per ASN: 8.78
Origin-only ASes present in the Internet Routing Table: 22272
Origin ASes announcing only one prefix: 10821
Transit ASes present in the Internet Routing Table: 3305
Transit-only ASes present in the Internet Routing Table: 74
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 16
Unregistered ASNs in the Routing Table: 20
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 11
Number of addresses announced to Internet: 1731452128
Equivalent to 103 /8s, 51 /16s and 220 /24s
Percentage of available address space announced: 46.7
Percentage of allocated address space announced: 61.9
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 117910
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52657
Total APNIC prefixes after maximum aggregation: 20514
APNIC Deaggregation factor: 2.57
Prefixes being announced from the APNIC address blocks: 49562
Unique aggregates announced from the APNIC address blocks: 21739
APNIC Region origin ASes present in the Internet Routing Table: 2996
APNIC Prefixes per ASN: 16.54
APNIC Region origin ASes announcing only one prefix: 810
APNIC Region transit ASes present in the Internet Routing Table: 456
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 301656224
Equivalent to 17 /8s, 250 /16s and 232 /24s
Percentage of available APNIC address space announced: 74.7
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 107145
Total ARIN prefixes after maximum aggregation: 62315
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 78811
Unique aggregates announced from the ARIN address blocks: 31164
ARIN Region origin ASes present in the Internet Routing Table: 11665
ARIN Prefixes per ASN: 6.76
ARIN Region origin ASes announcing only one prefix: 4489
ARIN Region transit ASes present in the Internet Routing Table: 1062
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 338181440
Equivalent to 20 /8s, 40 /16s and 61 /24s
Percentage of available ARIN address space announced: 74.7
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 46947
Total RIPE prefixes after maximum aggregation: 30348
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43349
Unique aggregates announced from the RIPE address blocks: 28811
RIPE Region origin ASes present in the Internet Routing Table: 9830
RIPE Prefixes per ASN: 4.41
RIPE Region origin ASes announcing only one prefix: 5203
RIPE Region transit ASes present in the Internet Routing Table: 1570
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 320961472
Equivalent to 19 /8s, 33 /16s and 123 /24s
Percentage of available RIPE address space announced: 79.7
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15306
Total LACNIC prefixes after maximum aggregation: 4251
LACNIC Deaggregation factor: 3.60
Prefixes being announced from the LACNIC address blocks: 13356
Unique aggregates announced from the LACNIC address blocks: 7547
LACNIC Region origin ASes present in the Internet Routing Table: 817
LACNIC Prefixes per ASN: 16.35
LACNIC Region origin ASes announcing only one prefix: 261
LACNIC Region transit ASes present in the Internet Routing Table: 146
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 19
Number of LACNIC addresses announced to Internet: 40049920
Equivalent to 2 /8s, 99 /16s and 29 /24s
Percentage of available LACNIC address space announced: 59.7
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2561
Total AfriNIC prefixes after maximum aggregation: 1015
AfriNIC Deaggregation factor: 2.52
Prefixes being announced from the AfriNIC address blocks: 2043
Unique aggregates announced from the AfriNIC address blocks: 1244
AfriNIC Region origin ASes present in the Internet Routing Table: 194
AfriNIC Prefixes per ASN: 10.53
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 6196736
Equivalent to 0 /8s, 94 /16s and 142 /24s
Percentage of available AfriNIC address space announced: 18.5
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1347 10189 282 CHINANET-BACKBONE
4755 1243 382 72 Videsh Sanchar Nigam Ltd. Aut
9583 1107 79 394 Sify Limited
9498 980 469 66 BHARTI BT INTERNET LTD.
4766 789 4927 312 Korea Telecom (KIX)
23577 775 35 703 Korea Telecom (ATM-MPLS)
17488 706 46 49 Hathway IP Over Cable Interne
7545 689 151 110 TPG Internet Pty Ltd
18101 565 117 36 Reliance Infocom Ltd Internet
1221 550 1954 425 Telstra Pty Ltd
4812 517 904 92 China Telecom (Shanghai)
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
9443 467 121 77 Primus Telecommunications
4802 411 105 151 Wantree Development
7474 410 218 270 SingTel Optus Pty Ltd
17974 371 130 13 PT TELEKOMUNIKASI INDONESIA
9829 362 258 14 BSNL National Internet Backbo
2907 361 1700 301 SINET Japan
17557 352 41 170 Pakistan Telecom
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1474 6087 986 AT&T WorldNet Services
4323 1318 1042 368 Time Warner Telecom
2386 1211 615 752 AT&T Data Communications Serv
6478 1124 368 153 AT&T Worldnet Services
11492 1094 107 23 Cable One
6197 1024 717 510 BellSouth Network Solutions,
18566 1011 288 9 Covad Communications
174 954 6778 865 Cogent Communications
701 951 6597 723 UUNET Technologies, Inc.
7011 849 252 538 Citizens Utilities
1239 810 2734 580 Sprint
20115 798 728 424 Charter Communications
19262 779 2724 202 Verizon Global Networks
209 751 3854 579 Qwest
22773 728 1892 44 Cox Communications, Inc.
5668 614 169 21 CenturyTel Internet Holdings,
7029 602 488 80 Alltel Information Services,
852 579 1089 363 Telus Advanced Communications
855 575 254 73 Canadian Research Network
19916 568 49 51 OLM LLC
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 514 1075 136 Telenor Internet Access
702 512 1936 403 UUNET - Commercial IP service
24863 355 56 37 LINKdotNET AS number
3301 310 1455 290 TeliaNet Sweden
3320 305 6034 256 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
3215 254 2376 96 France Telecom Transpac
8220 249 444 241 COLT Telecommunications
8708 248 419 238 Romania Data Systems S.A.
8551 223 213 28 Bezeq International
3269 222 2775 74 TELECOM ITALIA
5089 221 1658 53 NTL Group Limited
3352 219 1864 41 Ibernet, Internet Access Netw
9121 210 1441 24 TTnet Autonomous System
9116 200 136 25 Goldenlines main autonomous s
1257 196 1196 174 SWIPnet Swedish IP Network
3246 195 329 185 Song Networks
12479 191 578 6 Uni2 Autonomous System
3300 186 172 92 AUCS Communications Services
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 854 1917 211 UniNet S.A. de C.V.
11830 483 299 9 Instituto Costarricense de El
11172 371 116 63 Servicios Alestra S.A de C.V
16814 361 22 8 NSS, S.A.
22047 313 238 12 VTR PUNTO NET S.A.
7303 300 145 32 Telecom Argentina Stet-France
14117 279 19 15 Telefonica del Sur S.A.
6471 275 74 33 ENTEL CHILE S.A.
11556 231 128 4 Cable-Wireless Panama
6147 225 172 27 Telefonica Del Peru
6503 211 188 84 AVANTEL, S.A.
10620 207 59 14 TVCABLE BOGOTA
23216 195 16 43 RAMtelecom Telecomunicaciones
10481 181 72 8 Prima S.A.
14522 173 27 8 SatNet S.A.
21826 156 27 59 INTERCABLE
7910 155 11 30 ANDINET ON LINE
19169 153 10 31 Telconet
20299 152 23 12 NEWCOM AMERICAS
7738 146 474 22 Telecomunicacoes da Bahia S.A
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 280 867 221 The Internet Solution
8452 226 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 136 301 111 Tertiary Education Network
33783 126 8 11 EEPAD TISP TELECOM & INTERNET
5536 123 8 15 Internet Egypt Network
24835 85 48 6 RAYA Telecom - Egypt
2905 77 174 73 The Internetworking Company o
15475 75 84 4 Nile Online
2561 62 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 49 16 14 MAURITIUS TELECOM
5713 45 294 35 Telkom SA Ltd
33774 43 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
33776 36 2 2 Starcomms Nigeria Limited
8524 32 2 8 AUCEGYPT Autonomous System
12455 32 6 3 Jambonet Autonomous system
21280 28 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1243 1171 Videsh Sanchar Nigam Ltd. Aut
11492 1094 1071 Cable One
4134 1347 1065 CHINANET-BACKBONE
18566 1011 1002 Covad Communications
6478 1124 971 AT&T Worldnet Services
4323 1318 950 Time Warner Telecom
9498 980 914 BHARTI BT INTERNET LTD.
9583 1107 713 Sify Limited
22773 728 684 Cox Communications, Inc.
17488 706 657 Hathway IP Over Cable Interne
8151 854 643 UniNet S.A. de C.V.
5668 614 593 CenturyTel Internet Holdings,
7545 689 579 TPG Internet Pty Ltd
19262 779 577 Verizon Global Networks
18101 565 529 Reliance Infocom Ltd Internet
6517 560 525 Yipes Communications, Inc.
7029 602 522 Alltel Information Services,
19916 568 517 OLM LLC
15270 551 516 PaeTec.net -a division of Pae
6197 1024 514 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
43190 UNALLOCATED 77.95.248.0/21 39637 PE Netlogics BV
43065 UNALLOCATED 77.247.112.0/22 8342 Rostelecom Internet
42923 UNALLOCATED 88.199.162.0/24 12968 Crowley Data Poland,
39701 UNALLOCATED 88.204.14.0/24 29047 Stack Ltd. Autonomou
43211 UNALLOCATED 89.45.72.0/21 35002 HERTZA Computers
42935 UNALLOCATED 91.123.208.0/24 5617 TPNET
42842 UNALLOCATED 91.193.176.0/22 12389 JSC Rostelecom
43196 UNALLOCATED 91.194.154.0/23 174 Cogent Communication
42301 UNALLOCATED 193.33.38.0/23 6820 LEIVO Autonomous Sys
42856 UNALLOCATED 193.200.137.0/24 8495 Internet GmbH Autono
43078 UNALLOCATED 193.200.190.0/24 21219 Datacom Autonomous S
43138 UNALLOCATED 193.200.245.0/24 702 UUNET - Commercial I
42452 UNALLOCATED 194.0.129.0/24 8751 Media Sat S.A.
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:15 /11:36 /12:126
/13:252 /14:464 /15:903 /16:9511 /17:4023 /18:6508
/19:13698 /20:15858 /21:14295 /22:18656 /23:19621 /24:118249
/25:792 /26:995 /27:480 /28:76 /29:10 /30:14
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1114 1124 AT&T Worldnet Services
11492 1085 1094 Cable One
18566 993 1011 Covad Communications
9583 949 1107 Sify Limited
2386 904 1211 AT&T Data Communications Serv
7018 800 1474 AT&T WorldNet Services
6197 777 1024 BellSouth Network Solutions,
23577 761 775 Korea Telecom (ATM-MPLS)
7011 748 849 Citizens Utilities
9498 651 980 BHARTI BT INTERNET LTD.
4755 641 1243 Videsh Sanchar Nigam Ltd. Aut
4766 596 789 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 551 1318 Time Warner Telecom
17488 529 706 Hathway IP Over Cable Interne
6517 526 560 Yipes Communications, Inc.
15270 518 551 PaeTec.net -a division of Pae
4668 498 508 LG-EDS Systems Inc.
18101 480 565 Reliance Infocom Ltd Internet
5668 479 614 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:84 9:1 12:1806 15:18
16:3 17:3 18:11 20:38 24:939 25:1
32:50 33:3 38:330 40:61 41:181 44:2
47:4 52:4 55:3 56:3 57:25 58:424
59:392 60:313 61:992 62:879 63:1972 64:3129
65:2356 66:3295 67:747 68:633 69:1891 70:432
71:107 72:1333 73:2 74:545 75:265 76:73
77:258 78:2 80:813 81:816 82:705 83:374
84:417 85:844 86:343 87:488 88:287 89:878
90:7 91:386 97:6 98:3 116:213 117:57
121:214 122:555 123:120 124:835 125:944 128:290
129:224 130:127 131:366 132:53 133:9 134:195
135:39 136:182 137:82 138:148 139:73 140:480
141:173 142:374 143:248 144:298 145:43 146:321
147:120 148:400 149:144 150:113 151:160 152:93
153:126 154:4 155:254 156:152 157:212 158:157
159:158 160:106 161:92 162:221 163:183 164:440
165:408 166:294 167:287 168:501 169:120 170:406
171:18 172:1 189:62 190:678 192:5767 193:3895
194:3171 195:2244 196:937 198:3825 199:3282 200:4902
201:1074 202:7406 203:7576 204:3961 205:2016 206:2414
207:2834 208:2702 209:3497 210:2465 211:958 212:1307
213:1471 214:403 215:40 216:3997 217:1149 218:360
219:382 220:979 221:412 222:264
End of report
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 23 Jun, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/06/23/0400
Analysis Summary
----------------
BGP routing table entries examined: 223924
Prefixes after maximum aggregation: 118158
Deaggregation factor: 1.90
Unique aggregates announced to Internet: 108766
Total ASes present in the Internet Routing Table: 25503
Prefixes per ASN: 8.78
Origin-only ASes present in the Internet Routing Table: 22191
Origin ASes announcing only one prefix: 10772
Transit ASes present in the Internet Routing Table: 3312
Transit-only ASes present in the Internet Routing Table: 77
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (41497) 13
Prefixes from unregistered ASNs in the Routing Table: 4
Unregistered ASNs in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 4
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1725064544
Equivalent to 102 /8s, 210 /16s and 101 /24s
Percentage of available address space announced: 46.5
Percentage of allocated address space announced: 61.7
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 117585
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52408
Total APNIC prefixes after maximum aggregation: 20509
APNIC Deaggregation factor: 2.56
Prefixes being announced from the APNIC address blocks: 49331
Unique aggregates announced from the APNIC address blocks: 21648
APNIC Region origin ASes present in the Internet Routing Table: 2982
APNIC Prefixes per ASN: 16.54
APNIC Region origin ASes announcing only one prefix: 802
APNIC Region transit ASes present in the Internet Routing Table: 454
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 300576416
Equivalent to 17 /8s, 234 /16s and 110 /24s
Percentage of available APNIC address space announced: 74.5
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 106951
Total ARIN prefixes after maximum aggregation: 62141
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 78637
Unique aggregates announced from the ARIN address blocks: 31120
ARIN Region origin ASes present in the Internet Routing Table: 11639
ARIN Prefixes per ASN: 6.76
ARIN Region origin ASes announcing only one prefix: 4472
ARIN Region transit ASes present in the Internet Routing Table: 1070
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 336997248
Equivalent to 20 /8s, 22 /16s and 43 /24s
Percentage of available ARIN address space announced: 74.4
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 47033
Total RIPE prefixes after maximum aggregation: 30246
RIPE Deaggregation factor: 1.56
Prefixes being announced from the RIPE address blocks: 43460
Unique aggregates announced from the RIPE address blocks: 28715
RIPE Region origin ASes present in the Internet Routing Table: 9806
RIPE Prefixes per ASN: 4.43
RIPE Region origin ASes announcing only one prefix: 5188
RIPE Region transit ASes present in the Internet Routing Table: 1573
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 317645824
Equivalent to 18 /8s, 238 /16s and 228 /24s
Percentage of available RIPE address space announced: 78.9
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 15002
Total LACNIC prefixes after maximum aggregation: 4249
LACNIC Deaggregation factor: 3.53
Prefixes being announced from the LACNIC address blocks: 13042
Unique aggregates announced from the LACNIC address blocks: 7379
LACNIC Region origin ASes present in the Internet Routing Table: 808
LACNIC Prefixes per ASN: 16.14
LACNIC Region origin ASes announcing only one prefix: 254
LACNIC Region transit ASes present in the Internet Routing Table: 141
Average LACNIC Region AS path length visible: 4.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC addresses announced to Internet: 39278592
Equivalent to 2 /8s, 87 /16s and 88 /24s
Percentage of available LACNIC address space announced: 58.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2523
Total AfriNIC prefixes after maximum aggregation: 1005
AfriNIC Deaggregation factor: 2.51
Prefixes being announced from the AfriNIC address blocks: 1997
Unique aggregates announced from the AfriNIC address blocks: 1216
AfriNIC Region origin ASes present in the Internet Routing Table: 190
AfriNIC Prefixes per ASN: 10.51
AfriNIC Region origin ASes announcing only one prefix: 56
AfriNIC Region transit ASes present in the Internet Routing Table: 36
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6180608
Equivalent to 0 /8s, 94 /16s and 79 /24s
Percentage of available AfriNIC address space announced: 18.4
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1295 10021 281 CHINANET-BACKBONE
4755 1237 382 72 Videsh Sanchar Nigam Ltd. Aut
9583 1104 79 396 Sify Limited
9498 999 469 66 BHARTI BT INTERNET LTD.
4766 788 4943 312 Korea Telecom (KIX)
23577 778 35 704 Korea Telecom (ATM-MPLS)
17488 704 46 41 Hathway IP Over Cable Interne
7545 668 149 107 TPG Internet Pty Ltd
18101 559 117 35 Reliance Infocom Ltd Internet
1221 548 1954 423 Telstra Pty Ltd
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 469 882 87 China Telecom (Shanghai)
9443 467 121 77 Primus Telecommunications
7474 412 218 270 SingTel Optus Pty Ltd
4802 409 88 149 Wantree Development
17974 371 129 12 PT TELEKOMUNIKASI INDONESIA
4808 366 668 114 CNCGROUP IP network: China169
2907 362 1700 301 SINET Japan
9829 362 258 14 BSNL National Internet Backbo
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1475 6101 978 AT&T WorldNet Services
4323 1308 1042 367 Time Warner Telecom
2386 1205 615 754 AT&T Data Communications Serv
6478 1115 365 146 AT&T Worldnet Services
11492 1091 107 23 Cable One
6197 1025 716 509 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 956 6778 868 Cogent Communications
701 955 6597 726 UUNET Technologies, Inc.
7011 845 250 535 Citizens Utilities
1239 811 2736 580 Sprint
20115 799 730 425 Charter Communications
19262 776 2705 203 Verizon Global Networks
209 752 3854 580 Qwest
22773 726 1892 44 Cox Communications, Inc.
5668 614 169 20 CenturyTel Internet Holdings,
7029 600 488 80 Alltel Information Services,
852 581 1089 365 Telus Advanced Communications
855 575 254 73 Canadian Research Network
19916 568 49 51 OLM LLC
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2119 514 1075 136 Telenor Internet Access
702 510 1938 402 UUNET - Commercial IP service
24863 351 56 35 LINKdotNET AS number
3307 322 180 43 BaneTele AS (formerly Enitel)
3301 310 1455 290 TeliaNet Sweden
3320 306 6034 257 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 264 2044 255 DFN-IP service G-WiN
3215 250 2320 93 France Telecom Transpac
8220 250 444 242 COLT Telecommunications
8708 235 415 228 Romania Data Systems S.A.
8551 223 213 28 Bezeq International
5089 221 1658 53 NTL Group Limited
3269 218 2679 75 TELECOM ITALIA
3352 216 1848 43 Ibernet, Internet Access Netw
9121 209 1441 24 TTnet Autonomous System
9116 199 136 25 Goldenlines main autonomous s
1257 197 1196 175 SWIPnet Swedish IP Network
3246 194 329 184 Song Networks
12479 188 578 6 Uni2 Autonomous System
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 850 1918 209 UniNet S.A. de C.V.
11830 483 299 9 Instituto Costarricense de El
11172 371 116 64 Servicios Alestra S.A de C.V
16814 361 22 8 NSS, S.A.
22047 313 238 12 VTR PUNTO NET S.A.
7303 296 144 31 Telecom Argentina Stet-France
6471 275 74 33 ENTEL CHILE S.A.
14117 255 19 15 Telefonica del Sur S.A.
11556 231 128 4 Cable-Wireless Panama
6147 224 170 26 Telefonica Del Peru
6503 212 188 84 AVANTEL, S.A.
10620 208 59 14 TVCABLE BOGOTA
23216 186 19 42 RAMtelecom Telecomunicaciones
10481 181 72 8 Prima S.A.
14522 170 27 8 SatNet S.A.
21826 157 27 59 INTERCABLE
19169 153 10 31 Telconet
20299 150 23 12 NEWCOM AMERICAS
7738 146 474 22 Telecomunicacoes da Bahia S.A
14571 138 33 4 Internet Group do Brasil
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 280 867 221 The Internet Solution
8452 214 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 136 301 111 Tertiary Education Network
5536 123 8 15 Internet Egypt Network
33783 119 8 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 77 174 73 The Internetworking Company o
15475 74 84 4 Nile Online
2561 62 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 48 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
33776 36 2 2 Starcomms Nigeria Limited
8524 32 2 8 AUCEGYPT Autonomous System
12455 32 6 3 Jambonet Autonomous system
21280 27 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1237 1165 Videsh Sanchar Nigam Ltd. Aut
11492 1091 1068 Cable One
4134 1295 1014 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1115 969 AT&T Worldnet Services
4323 1308 941 Time Warner Telecom
9498 999 933 BHARTI BT INTERNET LTD.
9583 1104 708 Sify Limited
22773 726 682 Cox Communications, Inc.
17488 704 663 Hathway IP Over Cable Interne
8151 850 641 UniNet S.A. de C.V.
5668 614 594 CenturyTel Internet Holdings,
19262 776 573 Verizon Global Networks
7545 668 561 TPG Internet Pty Ltd
18101 559 524 Reliance Infocom Ltd Internet
7029 600 520 Alltel Information Services,
19916 568 517 OLM LLC
6197 1025 516 BellSouth Network Solutions,
6517 547 514 Yipes Communications, Inc.
15270 548 513 PaeTec.net -a division of Pae
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65535 PRIVATE 200.62.98.0/24 7137 TELEMATIX/ ENITEL
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
94.110.196.0/24 21161 Bechtle Autonomous System
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:18 /9:9 /10:15 /11:35 /12:125
/13:247 /14:462 /15:891 /16:9483 /17:4004 /18:6465
/19:13655 /20:15789 /21:14177 /22:18546 /23:19620 /24:118020
/25:800 /26:982 /27:477 /28:67 /29:10 /30:14
/31:0 /32:13
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1105 1115 AT&T Worldnet Services
11492 1082 1091 Cable One
18566 992 1010 Covad Communications
9583 946 1104 Sify Limited
2386 903 1205 AT&T Data Communications Serv
7018 793 1475 AT&T WorldNet Services
6197 777 1025 BellSouth Network Solutions,
23577 764 778 Korea Telecom (ATM-MPLS)
7011 746 845 Citizens Utilities
9498 670 999 BHARTI BT INTERNET LTD.
4755 637 1237 Videsh Sanchar Nigam Ltd. Aut
4766 594 788 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 545 1308 Time Warner Telecom
17488 527 704 Hathway IP Over Cable Interne
6517 515 547 Yipes Communications, Inc.
15270 515 548 PaeTec.net -a division of Pae
4668 498 508 LG-EDS Systems Inc.
5668 479 614 CenturyTel Internet Holdings,
18101 475 559 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:8 7:1 8:82 9:1 12:1813 15:18
16:3 17:3 18:11 20:38 24:934 25:1
32:52 33:2 38:325 40:61 41:169 44:2
47:5 52:4 55:3 56:3 57:24 58:417
59:402 60:310 61:986 62:878 63:1975 64:3125
65:2362 66:3272 67:746 68:637 69:1889 70:430
71:112 72:1321 73:1 74:528 75:261 76:65
77:245 78:2 80:816 81:812 82:665 83:390
84:415 85:929 86:340 87:477 88:287 89:859
90:7 91:373 94:1 97:6 98:3 116:194
117:57 121:205 122:553 123:117 124:856 125:945
128:286 129:224 130:128 131:367 132:53 133:9
134:193 135:39 136:184 137:81 138:142 139:72
140:478 141:172 142:373 143:241 144:297 145:43
146:320 147:119 148:402 149:146 150:115 151:158
152:93 153:126 154:4 155:253 156:152 157:196
158:158 159:158 160:106 161:88 162:227 163:183
164:447 165:406 166:294 167:287 168:512 169:119
170:401 171:16 172:1 189:58 190:590 192:5765
193:3894 194:3189 195:2312 196:915 198:3832 199:3289
200:4825 201:1070 202:7403 203:7542 204:3967 205:2028
206:2414 207:2817 208:2694 209:3511 210:2483 211:960
212:1307 213:1493 214:407 215:40 216:3984 217:1149
218:350 219:383 220:973 221:412 222:261
End of report
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 16 Jun, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/06/16/0400
Analysis Summary
----------------
BGP routing table entries examined: 222914
Prefixes after maximum aggregation: 117940
Deaggregation factor: 1.89
Unique aggregates announced to Internet: 108491
Total ASes present in the Internet Routing Table: 25464
Prefixes per ASN: 8.75
Origin-only ASes present in the Internet Routing Table: 22162
Origin ASes announcing only one prefix: 10772
Transit ASes present in the Internet Routing Table: 3302
Transit-only ASes present in the Internet Routing Table: 75
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 5
Unregistered ASNs in the Routing Table: 7
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1737995104
Equivalent to 103 /8s, 151 /16s and 179 /24s
Percentage of available address space announced: 46.9
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 116911
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 52214
Total APNIC prefixes after maximum aggregation: 20460
APNIC Deaggregation factor: 2.55
Prefixes being announced from the APNIC address blocks: 49154
Unique aggregates announced from the APNIC address blocks: 21596
APNIC Region origin ASes present in the Internet Routing Table: 2976
APNIC Prefixes per ASN: 16.52
APNIC Region origin ASes announcing only one prefix: 796
APNIC Region transit ASes present in the Internet Routing Table: 457
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 299838112
Equivalent to 17 /8s, 223 /16s and 42 /24s
Percentage of available APNIC address space announced: 74.3
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 106469
Total ARIN prefixes after maximum aggregation: 62049
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 78328
Unique aggregates announced from the ARIN address blocks: 31014
ARIN Region origin ASes present in the Internet Routing Table: 11628
ARIN Prefixes per ASN: 6.74
ARIN Region origin ASes announcing only one prefix: 4468
ARIN Region transit ASes present in the Internet Routing Table: 1070
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 17
Number of ARIN addresses announced to Internet: 336093824
Equivalent to 20 /8s, 8 /16s and 98 /24s
Percentage of available ARIN address space announced: 74.2
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 46726
Total RIPE prefixes after maximum aggregation: 30200
RIPE Deaggregation factor: 1.55
Prefixes being announced from the RIPE address blocks: 43218
Unique aggregates announced from the RIPE address blocks: 28664
RIPE Region origin ASes present in the Internet Routing Table: 9787
RIPE Prefixes per ASN: 4.42
RIPE Region origin ASes announcing only one prefix: 5190
RIPE Region transit ASes present in the Internet Routing Table: 1567
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 315250688
Equivalent to 18 /8s, 202 /16s and 88 /24s
Percentage of available RIPE address space announced: 78.3
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14923
Total LACNIC prefixes after maximum aggregation: 4216
LACNIC Deaggregation factor: 3.54
Prefixes being announced from the LACNIC address blocks: 12999
Unique aggregates announced from the LACNIC address blocks: 7312
LACNIC Region origin ASes present in the Internet Routing Table: 806
LACNIC Prefixes per ASN: 16.13
LACNIC Region origin ASes announcing only one prefix: 260
LACNIC Region transit ASes present in the Internet Routing Table: 138
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 39271168
Equivalent to 2 /8s, 87 /16s and 59 /24s
Percentage of available LACNIC address space announced: 58.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2573
Total AfriNIC prefixes after maximum aggregation: 1005
AfriNIC Deaggregation factor: 2.56
Prefixes being announced from the AfriNIC address blocks: 1988
Unique aggregates announced from the AfriNIC address blocks: 1208
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.41
AfriNIC Region origin ASes announcing only one prefix: 58
AfriNIC Region transit ASes present in the Internet Routing Table: 38
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6243584
Equivalent to 0 /8s, 95 /16s and 69 /24s
Percentage of available AfriNIC address space announced: 18.6
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1289 9973 279 CHINANET-BACKBONE
4755 1230 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1100 79 395 Sify Limited
9498 1002 469 67 BHARTI BT INTERNET LTD.
4766 787 4943 312 Korea Telecom (KIX)
23577 777 35 705 Korea Telecom (ATM-MPLS)
17488 701 46 40 Hathway IP Over Cable Interne
7545 632 143 82 TPG Internet Pty Ltd
18101 558 117 35 Reliance Infocom Ltd Internet
1221 550 1954 425 Telstra Pty Ltd
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 465 843 80 China Telecom (Shanghai)
9443 465 121 77 Primus Telecommunications
7474 412 218 270 SingTel Optus Pty Ltd
4802 408 86 147 Wantree Development
17974 371 129 12 PT TELEKOMUNIKASI INDONESIA
9829 363 258 15 BSNL National Internet Backbo
2907 360 1700 301 SINET Japan
17557 358 41 173 Pakistan Telecom
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1473 6112 974 AT&T WorldNet Services
4323 1276 1034 366 Time Warner Telecom
2386 1141 596 753 AT&T Data Communications Serv
6478 1111 364 142 AT&T Worldnet Services
11492 1083 106 22 Cable One
6197 1024 707 508 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 956 6780 867 Cogent Communications
701 953 6596 727 UUNET Technologies, Inc.
7011 840 234 531 Citizens Utilities
1239 806 2731 573 Sprint
20115 800 730 426 Charter Communications
19262 776 2703 202 Verizon Global Networks
209 745 3838 581 Qwest
22773 721 1892 44 Cox Communications, Inc.
5668 612 169 20 CenturyTel Internet Holdings,
7029 599 488 80 Alltel Information Services,
852 589 1090 372 Telus Advanced Communications
855 573 253 71 Canadian Research Network
19916 568 49 51 OLM LLC
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 515 1938 406 UUNET - Commercial IP service
2119 513 1075 135 Telenor Internet Access
24863 351 56 35 LINKdotNET AS number
3301 308 1471 288 TeliaNet Sweden
3320 307 6018 256 Deutsche Telekom AG
6746 278 129 255 Dynamic Network Technologies,
680 265 2044 256 DFN-IP service G-WiN
3215 249 2296 95 France Telecom Transpac
8220 248 444 240 COLT Telecommunications
8708 237 416 230 Romania Data Systems S.A.
5089 221 1658 53 NTL Group Limited
3269 218 2679 75 TELECOM ITALIA
3352 216 1864 37 Ibernet, Internet Access Netw
9121 208 1441 23 TTnet Autonomous System
8551 207 197 27 Bezeq International
9116 199 136 25 Goldenlines main autonomous s
1257 198 1196 176 SWIPnet Swedish IP Network
3246 197 331 187 Song Networks
12479 189 578 6 Uni2 Autonomous System
3300 181 171 88 AUCS Communications Services
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 844 1904 207 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 371 116 63 Servicios Alestra S.A de C.V
16814 361 22 8 NSS, S.A.
22047 316 238 12 VTR PUNTO NET S.A.
7303 295 144 31 Telecom Argentina Stet-France
6471 272 74 33 ENTEL CHILE S.A.
14117 255 19 15 Telefonica del Sur S.A.
11556 231 128 4 Cable-Wireless Panama
6147 223 168 25 Telefonica Del Peru
6503 211 188 84 AVANTEL, S.A.
10620 207 59 14 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
14522 167 27 8 SatNet S.A.
23216 163 19 42 RAMtelecom Telecomunicaciones
21826 157 27 59 INTERCABLE
7910 155 11 33 ANDINET ON LINE
19429 152 79 41 E.T.B.
20299 147 23 12 NEWCOM AMERICAS
7738 146 474 22 Telecomunicacoes da Bahia S.A
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 280 867 221 The Internet Solution
8452 214 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 136 301 111 Tertiary Education Network
15475 136 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 119 8 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 77 174 73 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 48 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
33776 36 2 2 Starcomms Nigeria Limited
12455 34 6 3 Jambonet Autonomous system
8524 32 2 8 AUCEGYPT Autonomous System
21280 27 4 4 Swift Global Kenya Ltd.Is an
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1230 1159 Videsh Sanchar Nigam Ltd. Aut
11492 1083 1061 Cable One
4134 1289 1010 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1111 969 AT&T Worldnet Services
9498 1002 935 BHARTI BT INTERNET LTD.
4323 1276 910 Time Warner Telecom
9583 1100 705 Sify Limited
22773 721 677 Cox Communications, Inc.
17488 701 661 Hathway IP Over Cable Interne
8151 844 637 UniNet S.A. de C.V.
5668 612 592 CenturyTel Internet Holdings,
19262 776 574 Verizon Global Networks
7545 632 550 TPG Internet Pty Ltd
18101 558 523 Reliance Infocom Ltd Internet
7029 599 519 Alltel Information Services,
19916 568 517 OLM LLC
6197 1024 516 BellSouth Network Solutions,
15270 546 511 PaeTec.net -a division of Pae
855 573 502 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65001 PRIVATE 82.213.31.0/24 12975 PALTEL Autonomous Sy
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
94.110.196.0/24 21161 Bechtle Autonomous System
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:15 /11:35 /12:124
/13:245 /14:463 /15:889 /16:9457 /17:4013 /18:6444
/19:13611 /20:15718 /21:14184 /22:18453 /23:19509 /24:117366
/25:803 /26:980 /27:475 /28:67 /29:10 /30:13
/31:0 /32:12
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1101 1111 AT&T Worldnet Services
11492 1074 1083 Cable One
18566 992 1010 Covad Communications
9583 942 1100 Sify Limited
2386 840 1141 AT&T Data Communications Serv
7018 790 1473 AT&T WorldNet Services
6197 777 1024 BellSouth Network Solutions,
23577 763 777 Korea Telecom (ATM-MPLS)
7011 742 840 Citizens Utilities
9498 672 1002 BHARTI BT INTERNET LTD.
4755 631 1230 Videsh Sanchar Nigam Ltd. Aut
4766 593 787 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 523 1276 Time Warner Telecom
17488 523 701 Hathway IP Over Cable Interne
15270 513 546 PaeTec.net -a division of Pae
4668 498 508 LG-EDS Systems Inc.
5668 477 612 CenturyTel Internet Holdings,
18101 474 558 Reliance Infocom Ltd Internet
855 471 573 Canadian Research Network
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:81 9:1 12:1808 15:19
16:3 17:3 18:8 20:36 24:918 25:1
32:51 33:2 38:322 40:61 41:164 44:2
47:5 52:4 55:3 56:3 57:25 58:415
59:405 60:301 61:984 62:933 63:1968 64:3119
65:2356 66:3254 67:746 68:636 69:1879 70:429
71:112 72:1322 73:1 74:525 75:259 76:40
77:238 78:2 80:818 81:808 82:662 83:392
84:418 85:844 86:383 87:486 88:279 89:910
90:7 91:368 94:1 97:6 98:3 116:194
117:49 121:202 122:547 123:114 124:829 125:944
128:280 129:223 130:126 131:365 132:53 133:9
134:193 135:39 136:185 137:81 138:142 139:71
140:481 141:171 142:372 143:234 144:291 145:43
146:320 147:120 148:397 149:142 150:114 151:158
152:93 153:126 154:4 155:254 156:152 157:188
158:158 159:157 160:106 161:91 162:228 163:183
164:450 165:399 166:241 167:285 168:512 169:120
170:401 171:16 172:1 189:53 190:578 192:5767
193:3873 194:3150 195:2237 196:908 198:3753 199:3290
200:4850 201:1017 202:7371 203:7529 204:3963 205:2032
206:2338 207:2811 208:2641 209:3512 210:2457 211:956
212:1310 213:1481 214:413 215:40 216:4010 217:1145
218:358 219:384 220:976 221:409 222:261
End of report
1
0
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats(a)lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs(a)cisco.com>.
Routing Table Report 04:00 +10GMT Sat 09 Jun, 2007
Report Website: http://thyme.apnic.net
This report: http://thyme.apnic.net/ap-data/2007/06/09/0400
Analysis Summary
----------------
BGP routing table entries examined: 222590
Prefixes after maximum aggregation: 118357
Deaggregation factor: 1.88
Unique aggregates announced to Internet: 108133
Total ASes present in the Internet Routing Table: 25395
Prefixes per ASN: 8.77
Origin-only ASes present in the Internet Routing Table: 22099
Origin ASes announcing only one prefix: 10737
Transit ASes present in the Internet Routing Table: 3296
Transit-only ASes present in the Internet Routing Table: 76
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 22
Max AS path prepend of ASN (35389) 16
Prefixes from unregistered ASNs in the Routing Table: 6
Unregistered ASNs in the Routing Table: 8
Prefixes from 32-bit ASNs in the Routing Table: 5
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 12
Number of addresses announced to Internet: 1735745632
Equivalent to 103 /8s, 117 /16s and 96 /24s
Percentage of available address space announced: 46.8
Percentage of allocated address space announced: 62.1
Percentage of available address space allocated: 75.5
Total number of prefixes smaller than registry allocations: 116738
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 51714
Total APNIC prefixes after maximum aggregation: 20427
APNIC Deaggregation factor: 2.53
Prefixes being announced from the APNIC address blocks: 48661
Unique aggregates announced from the APNIC address blocks: 21409
APNIC Region origin ASes present in the Internet Routing Table: 2962
APNIC Prefixes per ASN: 16.43
APNIC Region origin ASes announcing only one prefix: 791
APNIC Region transit ASes present in the Internet Routing Table: 451
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 15
Number of APNIC addresses announced to Internet: 298436000
Equivalent to 17 /8s, 201 /16s and 197 /24s
Percentage of available APNIC address space announced: 73.9
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911
APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
210/7, 218/7, 220/7 and 222/8
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 106833
Total ARIN prefixes after maximum aggregation: 62334
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 78682
Unique aggregates announced from the ARIN address blocks: 30928
ARIN Region origin ASes present in the Internet Routing Table: 11618
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 4471
ARIN Region transit ASes present in the Internet Routing Table: 1061
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 16
Number of ARIN addresses announced to Internet: 335300224
Equivalent to 19 /8s, 252 /16s and 70 /24s
Percentage of available ARIN address space announced: 74.0
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959
ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
208/7 and 216/8
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 46534
Total RIPE prefixes after maximum aggregation: 30344
RIPE Deaggregation factor: 1.53
Prefixes being announced from the RIPE address blocks: 43034
Unique aggregates announced from the RIPE address blocks: 28611
RIPE Region origin ASes present in the Internet Routing Table: 9746
RIPE Prefixes per ASN: 4.42
RIPE Region origin ASes announcing only one prefix: 5161
RIPE Region transit ASes present in the Internet Routing Table: 1569
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 314733568
Equivalent to 18 /8s, 194 /16s and 116 /24s
Percentage of available RIPE address space announced: 78.2
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-44031
RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7,
212/7 and 217/8
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 14925
Total LACNIC prefixes after maximum aggregation: 4236
LACNIC Deaggregation factor: 3.52
Prefixes being announced from the LACNIC address blocks: 12986
Unique aggregates announced from the LACNIC address blocks: 7330
LACNIC Region origin ASes present in the Internet Routing Table: 801
LACNIC Prefixes per ASN: 16.21
LACNIC Region origin ASes announcing only one prefix: 257
LACNIC Region transit ASes present in the Internet Routing Table: 142
Average LACNIC Region AS path length visible: 4.2
Max LACNIC Region AS path length visible: 18
Number of LACNIC addresses announced to Internet: 39263744
Equivalent to 2 /8s, 87 /16s and 30 /24s
Percentage of available LACNIC address space announced: 58.5
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers
LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 2574
Total AfriNIC prefixes after maximum aggregation: 1006
AfriNIC Deaggregation factor: 2.56
Prefixes being announced from the AfriNIC address blocks: 1979
Unique aggregates announced from the AfriNIC address blocks: 1198
AfriNIC Region origin ASes present in the Internet Routing Table: 191
AfriNIC Prefixes per ASN: 10.36
AfriNIC Region origin ASes announcing only one prefix: 57
AfriNIC Region transit ASes present in the Internet Routing Table: 37
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC addresses announced to Internet: 6224640
Equivalent to 0 /8s, 94 /16s and 251 /24s
Percentage of available AfriNIC address space announced: 18.6
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 196/8
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4134 1290 9977 280 CHINANET-BACKBONE
4755 1230 382 71 Videsh Sanchar Nigam Ltd. Aut
9583 1094 78 396 Sify Limited
9498 1000 469 69 BHARTI BT INTERNET LTD.
4766 786 4943 312 Korea Telecom (KIX)
23577 778 35 705 Korea Telecom (ATM-MPLS)
17488 699 46 40 Hathway IP Over Cable Interne
7545 630 142 81 TPG Internet Pty Ltd
18101 556 117 35 Reliance Infocom Ltd Internet
1221 547 1954 423 Telstra Pty Ltd
4668 508 68 10 LG-EDS Systems Inc.
17676 504 10935 65 Softbank BB Corp.
4812 466 843 80 China Telecom (Shanghai)
9443 465 121 77 Primus Telecommunications
7474 410 218 269 SingTel Optus Pty Ltd
4802 406 86 145 Wantree Development
9829 363 258 15 BSNL National Internet Backbo
2907 360 1700 302 SINET Japan
17557 358 41 172 Pakistan Telecom
4837 349 4805 163 chinanet IDC center beijing n
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7018 1502 6128 992 AT&T WorldNet Services
4323 1273 1034 370 Time Warner Telecom
2386 1148 597 757 AT&T Data Communications Serv
6478 1103 362 150 AT&T Worldnet Services
11492 1075 105 23 Cable One
6197 1026 706 509 BellSouth Network Solutions,
18566 1010 288 9 Covad Communications
174 957 6777 868 Cogent Communications
701 950 6598 730 UUNET Technologies, Inc.
1239 809 2731 575 Sprint
7011 804 229 484 Citizens Utilities
20115 801 726 427 Charter Communications
19262 775 2694 206 Verizon Global Networks
209 744 3834 578 Qwest
22773 720 1892 44 Cox Communications, Inc.
5668 604 160 17 CenturyTel Internet Holdings,
7385 604 171 471 Linkport Communications
7029 596 488 80 Alltel Information Services,
852 589 1090 371 Telus Advanced Communications
855 572 253 71 Canadian Research Network
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
702 516 1938 407 UUNET - Commercial IP service
2119 507 918 379 Telenor Internet Access
24863 351 56 35 LINKdotNET AS number
3301 311 1455 290 TeliaNet Sweden
3320 305 6018 255 Deutsche Telekom AG
6746 280 129 256 Dynamic Network Technologies,
680 261 2044 252 DFN-IP service G-WiN
3215 249 2296 95 France Telecom Transpac
8220 249 444 241 COLT Telecommunications
8708 237 416 230 Romania Data Systems S.A.
5089 221 1658 53 NTL Group Limited
3269 216 2647 74 TELECOM ITALIA
3352 216 1864 37 Ibernet, Internet Access Netw
9121 209 1441 24 TTnet Autonomous System
8551 207 197 27 Bezeq International
9116 199 136 25 Goldenlines main autonomous s
1257 198 1196 176 SWIPnet Swedish IP Network
3246 193 331 183 Song Networks
12479 187 578 6 Uni2 Autonomous System
30890 183 14 92 SC Kappa Invexim SRL
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 826 1855 210 UniNet S.A. de C.V.
11830 483 299 19 Instituto Costarricense de El
11172 368 116 63 Servicios Alestra S.A de C.V
22047 315 238 12 VTR PUNTO NET S.A.
7303 292 143 30 Telecom Argentina Stet-France
6471 268 74 32 ENTEL CHILE S.A.
14117 253 19 15 Telefonica del Sur S.A.
16814 249 21 18 NSS, S.A.
11556 231 128 4 Cable-Wireless Panama
6147 224 170 26 Telefonica Del Peru
6503 213 188 84 AVANTEL, S.A.
20299 195 23 12 NEWCOM AMERICAS
10620 191 54 19 TVCABLE BOGOTA
10481 181 72 8 Prima S.A.
14522 167 27 8 SatNet S.A.
7910 157 11 31 ANDINET ON LINE
23216 157 19 42 RAMtelecom Telecomunicaciones
21826 155 27 60 INTERCABLE
19429 152 79 41 E.T.B.
7738 146 474 22 Telecomunicacoes da Bahia S.A
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
3741 279 866 220 The Internet Solution
8452 228 188 7 TEDATA
6713 142 135 11 Itissalat Al-MAGHRIB
2018 136 301 111 Tertiary Education Network
15475 136 84 4 Nile Online
5536 123 8 15 Internet Egypt Network
33783 119 8 9 EEPAD TISP TELECOM & INTERNET
24835 85 48 6 RAYA Telecom - Egypt
2905 77 174 73 The Internetworking Company o
2561 61 6 2 Egyptian Universities Network
15706 56 12 4 Sudatel Internet Exchange Aut
23889 48 16 13 MAURITIUS TELECOM
5713 44 294 34 Telkom SA Ltd
33774 43 29 24 AS Number for Telecom Algeria
16637 37 21 29 Johnnic e-Ventures
8524 32 2 8 AUCEGYPT Autonomous System
33776 30 2 7 Starcomms Nigeria Limited
21280 27 4 4 Swift Global Kenya Ltd.Is an
12455 26 6 3 Jambonet Autonomous system
10798 24 2 15 Standard Bank of South Africa
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4755 1230 1159 Videsh Sanchar Nigam Ltd. Aut
11492 1075 1052 Cable One
4134 1290 1010 CHINANET-BACKBONE
18566 1010 1001 Covad Communications
6478 1103 953 AT&T Worldnet Services
9498 1000 931 BHARTI BT INTERNET LTD.
4323 1273 903 Time Warner Telecom
9583 1094 698 Sify Limited
22773 720 676 Cox Communications, Inc.
17488 699 659 Hathway IP Over Cable Interne
8151 826 616 UniNet S.A. de C.V.
5668 604 587 CenturyTel Internet Holdings,
19262 775 569 Verizon Global Networks
7545 630 549 TPG Internet Pty Ltd
18101 556 521 Reliance Infocom Ltd Internet
6197 1026 517 BellSouth Network Solutions,
19916 568 517 OLM LLC
7029 596 516 Alltel Information Services,
15270 544 509 PaeTec.net -a division of Pae
855 572 501 Canadian Research Network
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp
65332 PRIVATE 63.166.106.192/27 1803 SPRINT
65001 PRIVATE 82.213.31.0/24 12975 PALTEL Autonomous Sy
64512 PRIVATE 193.224.185.0/24 2547 Budapest University
24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE
22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
7.1.1.0/24 1239 Sprint
94.110.196.0/24 21161 Bechtle Autonomous System
132.0.0.0/10 721 DLA Systems Automation Center
137.0.0.0/13 721 DLA Systems Automation Center
158.0.0.0/13 721 DLA Systems Automation Center
172.33.1.0/24 7018 AT&T WorldNet Services
192.0.10.0/24 9498 BHARTI BT INTERNET LTD.
192.44.0.0/24 5501 Fraunhofer Gesellschaft
192.44.0.0/19 702 UUNET - Commercial IP service
192.70.164.0/24 25689 National Research Council of
192.153.136.0/21 721 DLA Systems Automation Center
192.172.0.0/19 721 DLA Systems Automation Center
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:19 /9:9 /10:15 /11:34 /12:126
/13:245 /14:458 /15:885 /16:9442 /17:3995 /18:6416
/19:13601 /20:15697 /21:14128 /22:18421 /23:19542 /24:117353
/25:797 /26:826 /27:477 /28:69 /29:10 /30:13
/31:0 /32:12
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6478 1093 1103 AT&T Worldnet Services
11492 1066 1075 Cable One
18566 992 1010 Covad Communications
9583 935 1094 Sify Limited
2386 849 1148 AT&T Data Communications Serv
7018 814 1502 AT&T WorldNet Services
6197 780 1026 BellSouth Network Solutions,
23577 764 778 Korea Telecom (ATM-MPLS)
7011 705 804 Citizens Utilities
9498 669 1000 BHARTI BT INTERNET LTD.
4755 626 1230 Videsh Sanchar Nigam Ltd. Aut
4766 593 786 Korea Telecom (KIX)
19916 563 568 OLM LLC
4323 520 1273 Time Warner Telecom
17488 520 699 Hathway IP Over Cable Interne
15270 511 544 PaeTec.net -a division of Pae
4668 498 508 LG-EDS Systems Inc.
18101 472 556 Reliance Infocom Ltd Internet
855 470 572 Canadian Research Network
5668 469 604 CenturyTel Internet Holdings,
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:9 7:1 8:81 9:1 12:1811 15:19
16:3 17:3 18:8 20:38 24:922 25:1
32:51 33:2 38:319 40:61 41:156 44:2
47:5 52:4 55:3 56:3 57:24 58:417
59:403 60:302 61:971 62:924 63:1977 64:3118
65:2357 66:3244 67:790 68:629 69:1874 70:517
71:108 72:1335 73:1 74:501 75:261 76:51
77:235 78:2 80:824 81:805 82:657 83:380
84:419 85:819 86:341 87:466 88:276 89:896
90:7 91:354 94:1 97:6 98:3 116:111
117:32 121:160 122:540 123:109 124:823 125:943
128:281 129:225 130:134 131:367 132:52 133:9
134:193 135:38 136:185 137:81 138:142 139:70
140:480 141:170 142:373 143:233 144:292 145:43
146:319 147:122 148:399 149:143 150:137 151:158
152:92 153:125 154:4 155:254 156:152 157:186
158:158 159:158 160:107 161:92 162:228 163:184
164:450 165:399 166:241 167:285 168:506 169:120
170:403 171:16 172:1 189:59 190:642 192:5774
193:3890 194:3142 195:2234 196:916 198:3759 199:3285
200:4797 201:994 202:7340 203:7511 204:3971 205:2029
206:2331 207:2842 208:2709 209:3577 210:2469 211:967
212:1309 213:1474 214:415 215:40 216:4041 217:1147
218:354 219:381 220:963 221:406 222:262
End of report
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BGP Update Report
Interval: 25-May-07 -to- 07-Jun-07 (14 days)
Observation Point: BGP Peering with AS4637
TOP 20 Unstable Origin AS
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS6478 61867 1.0% 56.0 -- ATT-INTERNET3 - AT&T WorldNet Services
2 - AS9583 51441 0.8% 45.3 -- SIFY-AS-IN Sify Limited
3 - AS17486 46604 0.8% 435.6 -- SWIFTEL1-AP Swiftel Communications Pty Ltd/People Telecom Ltd
4 - AS2386 44118 0.7% 38.0 -- INS-AS - AT&T Data Communications Services
5 - AS7018 37936 0.6% 25.0 -- ATT-INTERNET4 - AT&T WorldNet Services
6 - AS4134 35415 0.6% 27.9 -- CHINANET-BACKBONE No.31,Jin-rong Street
7 - AS11492 31478 0.5% 29.0 -- CABLEONE - CABLE ONE
8 - AS4621 29376 0.5% 205.4 -- UNSPECIFIED UNINET-TH
9 - AS6198 28459 0.5% 50.0 -- BATI-MIA - BellSouth Network Solutions, Inc
10 - AS4323 26663 0.4% 20.7 -- TWTC - Time Warner Telecom, Inc.
11 - AS8151 26368 0.4% 19.7 -- Uninet S.A. de C.V.
12 - AS9498 26202 0.4% 25.7 -- BBIL-AP BHARTI BT INTERNET LTD.
13 - AS4775 25664 0.4% 167.7 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus +
14 - AS4755 24373 0.4% 19.6 -- VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System
15 - AS24326 24165 0.4% 215.8 -- TTT-AS-AP TT&T Public Company Limited, Service Provider,Bangkok
16 - AS6197 22829 0.4% 21.9 -- BATI-ATL - BellSouth Network Solutions, Inc
17 - AS24731 22629 0.4% 526.3 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
18 - AS4538 21902 0.4% 8.1 -- ERX-CERNET-BKB China Education and Research Network Center
19 - AS17974 21413 0.3% 59.2 -- TELKOMNET-AS2-AP PT TELEKOMUNIKASI INDONESIA
20 - AS4750 21291 0.3% 102.9 -- LOXLEY-TH Loxley Information Co., Ltd.
TOP 20 Unstable Origin AS (Updates per announced prefix)
Rank ASN Upds % Upds/Pfx AS-Name
1 - AS27096 1814 0.0% 1814.0 -- DDN-ASNBLK1 - DoD Network Information Center
2 - AS34378 1648 0.0% 1648.0 -- RUG-AS Razguliay-UKRROS Group
3 - AS12408 1448 0.0% 1448.0 -- BIKENT-AS Bikent Ltd. Autonomous system
4 - AS41327 3516 0.1% 1172.0 -- MT-ITTELECOM IT & T AS number
5 - AS10178 12601 0.2% 1145.5 -- KBTUS-AS Korea Baptist Theological University/Seminary
6 - AS30600 1979 0.0% 989.5 -- CSDI-ASN01 - Corbett Systems Development, Inc.
7 - AS13405 3867 0.1% 966.8 -- AS-OCNET - oc-net inc
8 - AS22408 7547 0.1% 943.4 -- WKNET - West Ky Networks
9 - AS36324 4167 0.1% 833.4 -- VOSTROM-PUBLIC - VOSTROM Holdings, Inc.
10 - AS36103 821 0.0% 821.0 -- CENTRALUTAH - Central Utah Telephone, Inc.
11 - AS30707 2296 0.0% 765.3 --
12 - AS17645 8343 0.1% 758.5 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD
13 - AS34208 1431 0.0% 715.5 -- ZMP-GDANSK-AS Zarzad Morskiego Portu Gdansk S.A.
14 - AS28977 1346 0.0% 673.0 -- UN-UNLB United Nations Logistics Base Brindisi, Italy
15 - AS22818 1826 0.0% 608.7 -- Directnet Prestacao de Servicos Ltda.
16 - AS23910 598 0.0% 598.0 -- CNGI-CERNET2-AS-AP China Next Generation Internet CERNET2
17 - AS31254 560 0.0% 560.0 -- IPSTUDIO-AS IP Studio
18 - AS22720 1108 0.0% 554.0 -- LEXENT-INC-3NYP-301 - Lexent, Inc.
19 - AS24731 22629 0.4% 526.3 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
20 - AS22433 522 0.0% 522.0 -- HRMC - Human Resource Management Center, Inc.
TOP 20 Unstable Prefixes
Rank Prefix Upds % Origin AS -- AS Name
1 - 203.17.214.0/24 18320 0.3% AS17486 -- SWIFTEL1-AP Swiftel Communications Pty Ltd/People Telecom Ltd
2 - 203.11.108.0/24 18320 0.3% AS17486 -- SWIFTEL1-AP Swiftel Communications Pty Ltd/People Telecom Ltd
3 - 203.177.10.0/24 10718 0.2% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus +
4 - 203.177.132.0/24 10698 0.2% AS4775 -- GLOBE-TELECOM-AS Telecom Carrier / ISP Plus +
5 - 203.23.208.0/24 8224 0.1% AS7604 -- HWY1-AS Highway 1
6 - 221.135.253.0/24 6244 0.1% AS9583 -- SIFY-AS-IN Sify Limited
7 - 194.42.208.0/20 5411 0.1% AS705 -- UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
8 - 89.4.128.0/24 4636 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
9 - 89.4.130.0/24 4591 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
10 - 89.4.129.0/24 4374 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
11 - 89.4.158.0/24 3832 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
12 - 89.4.131.0/24 3744 0.1% AS24731 -- ASN-NESMA National Engineering Services and Marketing Company Ltd. (NESMA)
13 - 203.63.26.0/24 3714 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd
14 - 58.65.1.0/24 2754 0.0% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD
15 - 202.136.176.0/24 2678 0.0% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD
16 - 202.136.182.0/24 2676 0.0% AS17645 -- NTT-SG-AP ASN - NTT SINGAPORE PTE LTD
17 - 64.95.193.0/24 2256 0.0% AS30707 --
18 - 216.85.83.0/24 1844 0.0% AS4323 -- TWTC - Time Warner Telecom, Inc.
19 - 214.15.159.0/24 1814 0.0% AS27096 -- DDN-ASNBLK1 - DoD Network Information Center
20 - 193.242.123.0/24 1648 0.0% AS34378 -- RUG-AS Razguliay-UKRROS Group
Details at http://bgpupdates.potaroo.net
------------------------------------
Copies of this report are mailed to:
nanog(a)merit.edu
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ausnog(a)ausnog.net
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