September 2010 - routing-wg - mailman.ripe.net

Weekly Routing Table Report
by Routing Analysis Role Account 10 Sep '10

10 Sep '10

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, CaribNOG and the RIPE Routing Working Group. 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 11 Sep, 2010 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 331078 Prefixes after maximum aggregation: 151868 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 162291 Total ASes present in the Internet Routing Table: 34754 Prefixes per ASN: 9.53 Origin-only ASes present in the Internet Routing Table: 30146 Origin ASes announcing only one prefix: 14627 Transit ASes present in the Internet Routing Table: 4608 Transit-only ASes present in the Internet Routing Table: 104 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 35 Max AS path prepend of ASN (45127) 27 Prefixes from unregistered ASNs in the Routing Table: 2342 Unregistered ASNs in the Routing Table: 1103 Number of 32-bit ASNs allocated by the RIRs: 763 Prefixes from 32-bit ASNs in the Routing Table: 1006 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 187 Number of addresses announced to Internet: 2264627392 Equivalent to 134 /8s, 251 /16s and 120 /24s Percentage of available address space announced: 61.1 Percentage of allocated address space announced: 65.2 Percentage of available address space allocated: 93.7 Percentage of address space in use by end-sites: 84.7 Total number of prefixes smaller than registry allocations: 156686 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 80589 Total APNIC prefixes after maximum aggregation: 27550 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 77583 Unique aggregates announced from the APNIC address blocks: 34032 APNIC Region origin ASes present in the Internet Routing Table: 4179 APNIC Prefixes per ASN: 18.56 APNIC Region origin ASes announcing only one prefix: 1166 APNIC Region transit ASes present in the Internet Routing Table: 645 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 35 Number of APNIC addresses announced to Internet: 543897888 Equivalent to 32 /8s, 107 /16s and 57 /24s Percentage of available APNIC address space announced: 77.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 135897 Total ARIN prefixes after maximum aggregation: 69980 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 108534 Unique aggregates announced from the ARIN address blocks: 42821 ARIN Region origin ASes present in the Internet Routing Table: 13893 ARIN Prefixes per ASN: 7.81 ARIN Region origin ASes announcing only one prefix: 5328 ARIN Region transit ASes present in the Internet Routing Table: 1375 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 733340320 Equivalent to 43 /8s, 181 /16s and 226 /24s Percentage of available ARIN address space announced: 62.4 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, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 75671 Total RIPE prefixes after maximum aggregation: 44053 RIPE Deaggregation factor: 1.72 Prefixes being announced from the RIPE address blocks: 69110 Unique aggregates announced from the RIPE address blocks: 45303 RIPE Region origin ASes present in the Internet Routing Table: 14768 RIPE Prefixes per ASN: 4.68 RIPE Region origin ASes announcing only one prefix: 7593 RIPE Region transit ASes present in the Internet Routing Table: 2218 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 438226944 Equivalent to 26 /8s, 30 /16s and 208 /24s Percentage of available RIPE address space announced: 76.8 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 40960-45055, 47104-52223, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 30221 Total LACNIC prefixes after maximum aggregation: 7101 LACNIC Deaggregation factor: 4.26 Prefixes being announced from the LACNIC address blocks: 28778 Unique aggregates announced from the LACNIC address blocks: 15291 LACNIC Region origin ASes present in the Internet Routing Table: 1345 LACNIC Prefixes per ASN: 21.40 LACNIC Region origin ASes announcing only one prefix: 419 LACNIC Region transit ASes present in the Internet Routing Table: 233 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 76470144 Equivalent to 4 /8s, 142 /16s and 215 /24s Percentage of available LACNIC address space announced: 57.0 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7448 Total AfriNIC prefixes after maximum aggregation: 1868 AfriNIC Deaggregation factor: 3.99 Prefixes being announced from the AfriNIC address blocks: 5723 Unique aggregates announced from the AfriNIC address blocks: 1653 AfriNIC Region origin ASes present in the Internet Routing Table: 399 AfriNIC Prefixes per ASN: 14.34 AfriNIC Region origin ASes announcing only one prefix: 121 AfriNIC Region transit ASes present in the Internet Routing Table: 89 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 20156416 Equivalent to 1 /8s, 51 /16s and 144 /24s Percentage of available AfriNIC address space announced: 60.1 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1868 8412 500 Korea Telecom (KIX) 4755 1459 367 163 TATA Communications formerly 7545 1364 234 83 TPG Internet Pty Ltd 17488 1346 153 123 Hathway IP Over Cable Interne 17974 1212 296 66 PT TELEKOMUNIKASI INDONESIA 24560 1027 303 177 Bharti Airtel Ltd., Telemedia 9583 1017 76 490 Sify Limited 4808 932 1713 260 CNCGROUP IP network: China169 18101 847 97 127 Reliance Infocom Ltd Internet 9829 818 691 36 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3807 3667 273 bellsouth.net, inc. 4323 2709 1107 393 Time Warner Telecom 19262 1814 4644 284 Verizon Global Networks 1785 1791 698 131 PaeTec Communications, Inc. 20115 1492 1529 652 Charter Communications 7018 1473 5734 949 AT&T WorldNet Services 6478 1329 273 150 AT&T Worldnet Services 2386 1288 554 906 AT&T Data Communications Serv 11492 1193 227 90 Cable One 22773 1185 2858 61 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8551 544 353 46 Bezeq International 3292 448 2026 389 TDC Tele Danmark 30890 444 100 212 Evolva Telecom 702 411 1869 324 UUNET - Commercial IP service 8866 404 117 19 Bulgarian Telecommunication C 3301 376 1672 331 TeliaNet Sweden 34984 372 90 184 BILISIM TELEKOM 3320 367 7327 321 Deutsche Telekom AG 12479 357 576 5 Uni2 Autonomous System 31148 336 18 77 FreeNet ISP Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1505 2908 283 UniNet S.A. de C.V. 10620 1319 247 148 TVCABLE BOGOTA 28573 1120 862 111 NET Servicos de Comunicao S.A 6503 884 194 280 AVANTEL, S.A. 7303 796 408 101 Telecom Argentina Stet-France 14420 569 36 76 CORPORACION NACIONAL DE TELEC 22047 561 310 15 VTR PUNTO NET S.A. 3816 480 209 94 Empresa Nacional de Telecomun 7738 477 922 30 Telecomunicacoes da Bahia S.A 11172 444 99 76 Servicios Alestra S.A de C.V Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1153 445 10 TEDATA 24863 728 147 39 LINKdotNET AS number 36992 662 279 177 Etisalat MISR 3741 266 906 224 The Internet Solution 33776 209 12 12 Starcomms Nigeria Limited 6713 203 199 12 Itissalat Al-MAGHRIB 29571 198 19 11 Ci Telecom Autonomous system 2018 197 277 64 Tertiary Education Network 24835 190 78 9 RAYA Telecom - Egypt 16637 154 440 97 MTN Network Solutions Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3807 3667 273 bellsouth.net, inc. 4323 2709 1107 393 Time Warner Telecom 4766 1868 8412 500 Korea Telecom (KIX) 19262 1814 4644 284 Verizon Global Networks 1785 1791 698 131 PaeTec Communications, Inc. 8151 1505 2908 283 UniNet S.A. de C.V. 20115 1492 1529 652 Charter Communications 7018 1473 5734 949 AT&T WorldNet Services 4755 1459 367 163 TATA Communications formerly 7545 1364 234 83 TPG Internet Pty Ltd Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2709 2316 Time Warner Telecom 1785 1791 1660 PaeTec Communications, Inc. 19262 1814 1530 Verizon Global Networks 4766 1868 1368 Korea Telecom (KIX) 4755 1459 1296 TATA Communications formerly 7545 1364 1281 TPG Internet Pty Ltd 17488 1346 1223 Hathway IP Over Cable Interne 8151 1505 1222 UniNet S.A. de C.V. 6478 1329 1179 AT&T Worldnet Services 10620 1319 1171 TVCABLE BOGOTA Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 11946 UNALLOCATED 8.12.155.0/24 40913 Quality Technology S 33084 UNALLOCATED 8.15.195.0/24 3356 Level 3 Communicatio 16734 UNALLOCATED 8.18.204.0/24 26914 Global Netoptex, Inc 53562 UNALLOCATED 8.19.94.0/24 3356 Level 3 Communicatio 22015 UNALLOCATED 8.22.137.0/24 14989 Broadview Networks 46856 UNALLOCATED 8.22.184.0/22 3356 Level 3 Communicatio 26169 UNALLOCATED 8.225.177.0/24 20225 TelJet 32249 UNALLOCATED 8.225.178.0/24 3356 Level 3 Communicatio 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 46883 UNALLOCATED 12.4.222.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd 41.223.199.0/24 36990 Alkan Telecom Ltd 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:10 /10:25 /11:67 /12:199 /13:414 /14:729 /15:1317 /16:11282 /17:5436 /18:9300 /19:18612 /20:23478 /21:23608 /22:30739 /23:30142 /24:172526 /25:1068 /26:1181 /27:703 /28:163 /29:47 /30:6 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2427 3807 bellsouth.net, inc. 4766 1490 1868 Korea Telecom (KIX) 4323 1370 2709 Time Warner Telecom 1785 1254 1791 PaeTec Communications, Inc. 10620 1207 1319 TVCABLE BOGOTA 11492 1095 1193 Cable One 17488 1087 1346 Hathway IP Over Cable Interne 18566 1068 1087 Covad Communications 8452 1044 1153 TEDATA 24560 928 1027 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:66 2:10 4:13 8:305 12:2014 13:8 14:2 15:21 16:3 17:9 20:7 24:1445 27:335 31:1 32:60 33:22 38:694 40:97 41:2529 44:3 46:62 47:16 49:1 52:12 55:6 56:2 57:29 58:825 59:498 60:474 61:1082 62:1108 63:1968 64:3734 65:2306 66:3987 67:1865 68:1131 69:2794 70:724 71:371 72:1932 73:2 74:2327 75:279 76:331 77:906 78:650 79:434 80:993 81:812 82:490 83:442 84:679 85:1040 86:448 87:686 88:323 89:1550 90:96 91:3004 92:424 93:989 94:1170 95:692 96:510 97:218 98:622 99:34 101:1 108:64 109:665 110:499 111:573 112:298 113:298 114:451 115:584 116:1096 117:657 118:508 119:874 120:141 121:709 122:1543 123:928 124:1214 125:1240 128:226 129:157 130:169 131:539 132:258 133:17 134:196 135:46 136:222 137:137 138:272 139:107 140:478 141:197 142:343 143:351 144:474 145:54 146:420 147:169 148:665 149:303 150:152 151:233 152:287 153:170 154:3 155:362 156:167 157:332 158:112 159:358 160:313 161:183 162:271 163:167 164:417 165:368 166:468 167:422 168:649 169:156 170:727 171:61 172:2 173:1045 174:487 175:167 176:1 177:1 178:462 180:641 181:1 182:208 183:236 184:155 186:606 187:522 188:806 189:806 190:4109 192:5771 193:4734 194:3436 195:2797 196:1226 198:3579 199:3570 200:5439 201:1598 202:8091 203:8265 204:4020 205:2393 206:2529 207:3068 208:3880 209:3466 210:2554 211:1291 212:1782 213:1683 214:660 215:67 216:4784 217:1592 218:473 219:398 220:1143 221:386 222:313 223:40 End of report

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BGP Update Report
by cidr-report＠potaroo.net 04 Sep '10

04 Sep '10

BGP Update Report Interval: 26-Aug-10 -to- 02-Sep-10 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS5416 81217 2.6% 588.5 -- BATELCO-BH 2 - AS35567 62345 2.0% 593.8 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 3 - AS4323 29881 0.9% 6.7 -- TWTC - tw telecom holdings, inc. 4 - AS6389 25846 0.8% 6.7 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 5 - AS8151 23885 0.8% 15.6 -- Uninet S.A. de C.V. 6 - AS13880 22045 0.7% 1296.8 -- ACI-AS - american century investments 7 - AS3464 21519 0.7% 489.1 -- ASC-NET - Alabama Supercomputer Network 8 - AS9829 20014 0.6% 24.4 -- BSNL-NIB National Internet Backbone 9 - AS11492 19618 0.6% 15.6 -- CABLEONE - CABLE ONE, INC. 10 - AS32528 17018 0.5% 2127.2 -- ABBOTT Abbot Labs 11 - AS5536 16586 0.5% 144.2 -- Internet-Egypt 12 - AS6478 16075 0.5% 12.1 -- ATT-INTERNET3 - AT&T WorldNet Services 13 - AS14522 14555 0.5% 40.7 -- Satnet 14 - AS20115 14243 0.5% 9.5 -- CHARTER-NET-HKY-NC - Charter Communications 15 - AS19262 14193 0.5% 7.9 -- VZGNI-TRANSIT - Verizon Online LLC 16 - AS35931 14096 0.4% 2349.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 17 - AS17974 13648 0.4% 11.1 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 18 - AS1785 13061 0.4% 7.3 -- AS-PAETEC-NET - PaeTec Communications, Inc. 19 - AS7552 13044 0.4% 19.8 -- VIETEL-AS-AP Vietel Corporation 20 - AS6503 12730 0.4% 14.8 -- Axtel, S.A.B. de C. V. TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS35931 14096 0.4% 2349.3 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 2 - AS32528 17018 0.5% 2127.2 -- ABBOTT Abbot Labs 3 - AS13880 22045 0.7% 1296.8 -- ACI-AS - american century investments 4 - AS11613 830 0.0% 830.0 -- U-SAVE - U-Save Auto Rental of America, Inc. 5 - AS21017 7301 0.2% 730.1 -- VSI-AS VSI AS 6 - AS15984 729 0.0% 729.0 -- The Joint-Stock Commercial Bank CentroCredit. 7 - AS36129 1367 0.0% 683.5 -- YAHOO-MAVEN - Yahoo 8 - AS27245 1310 0.0% 655.0 -- HEIDRICK-CHICAGO - HEIDRICK 9 - AS50441 610 0.0% 610.0 -- KVNO-AS Kassenaerztliche Vereinigung Nordrhein 10 - AS51211 605 0.0% 605.0 -- ZHIGULI-TELECOM-AS LTD "Zhiguli-Telecom" 11 - AS35567 62345 2.0% 593.8 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 12 - AS5416 81217 2.6% 588.5 -- BATELCO-BH 13 - AS16861 562 0.0% 562.0 -- REVELEX - Revelex.com 14 - AS3464 21519 0.7% 489.1 -- ASC-NET - Alabama Supercomputer Network 15 - AS41759 874 0.0% 437.0 -- FRYITUK FRY-IT UK As Number 16 - AS27027 715 0.0% 357.5 -- ANBELL ASN-ANBELL 17 - AS37204 3278 0.1% 327.8 -- TELONE 18 - AS50150 288 0.0% 288.0 -- LONGLINE-AS LongLine SRL 19 - AS2 275 0.0% 177.0 -- UPOU-LB-AS-AP University of the Philippines - Open University Los Banos Campus 20 - AS16718 7276 0.2% 259.9 -- EMBARQ-HMBL - Embarq Corporation TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 129.66.128.0/17 10541 0.3% AS3464 -- ASC-NET - Alabama Supercomputer Network 2 - 129.66.0.0/17 10536 0.3% AS3464 -- ASC-NET - Alabama Supercomputer Network 3 - 130.36.35.0/24 8476 0.2% AS32528 -- ABBOTT Abbot Labs 4 - 130.36.34.0/24 8475 0.2% AS32528 -- ABBOTT Abbot Labs 5 - 63.211.68.0/22 8183 0.2% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 6 - 213.196.79.0/24 7228 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 7 - 213.196.72.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 8 - 213.196.77.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 9 - 213.196.75.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 10 - 213.196.74.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 11 - 213.196.76.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 12 - 213.196.78.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 13 - 213.196.73.0/24 7226 0.2% AS35567 -- DASTO-BOSNIA-AS DASTO semtel d.o.o. 14 - 148.204.141.0/24 7092 0.2% AS8151 -- Uninet S.A. de C.V. 15 - 198.140.43.0/24 5834 0.2% AS35931 -- ARCHIPELAGO - ARCHIPELAGO HOLDINGS INC 16 - 190.65.228.0/22 5480 0.1% AS3816 -- COLOMBIA TELECOMUNICACIONES S.A. ESP 17 - 77.69.148.0/24 4329 0.1% AS5416 -- BATELCO-BH 18 - 77.69.141.0/24 4329 0.1% AS5416 -- BATELCO-BH 19 - 77.69.160.0/19 4329 0.1% AS5416 -- BATELCO-BH 20 - 77.69.145.0/24 4329 0.1% AS5416 -- BATELCO-BH 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

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The Cidr Report
by cidr-report＠potaroo.net 04 Sep '10

04 Sep '10

This report has been generated at Fri Sep 3 21:11:43 2010 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 27-08-10 333965 206952 28-08-10 335080 207017 29-08-10 335271 207124 30-08-10 335262 204429 31-08-10 335183 207029 01-09-10 335387 206535 02-09-10 335293 206645 03-09-10 335608 206587 AS Summary 35292 Number of ASes in routing system 15028 Number of ASes announcing only one prefix 4451 Largest number of prefixes announced by an AS AS4323 : TWTC - tw telecom holdings, inc. 97246976 Largest address span announced by an AS (/32s) AS4134 : CHINANET-BACKBONE No.31,Jin-rong Street 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'). --- 03Sep10 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 335536 206530 129006 38.4% All ASes AS6389 3824 278 3546 92.7% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS4323 4451 1906 2545 57.2% TWTC - tw telecom holdings, inc. AS19262 1814 284 1530 84.3% VZGNI-TRANSIT - Verizon Online LLC AS4766 1866 514 1352 72.5% KIXS-AS-KR Korea Telecom AS13343 1682 528 1154 68.6% SCRR-13343 - Road Runner HoldCo LLC AS22773 1181 66 1115 94.4% ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. AS4755 1483 428 1055 71.1% TATACOMM-AS TATA Communications formerly VSNL is Leading ISP AS17488 1346 302 1044 77.6% HATHWAY-NET-AP Hathway IP Over Cable Internet AS5668 1134 91 1043 92.0% AS-5668 - CenturyTel Internet Holdings, Inc. AS18566 1087 63 1024 94.2% COVAD - Covad Communications Co. AS6478 1332 387 945 70.9% ATT-INTERNET3 - AT&T WorldNet Services AS8151 1526 625 901 59.0% Uninet S.A. de C.V. AS10620 1204 323 881 73.2% Telmex Colombia S.A. AS1785 1790 957 833 46.5% AS-PAETEC-NET - PaeTec Communications, Inc. AS8452 1150 408 742 64.5% TEDATA TEDATA AS7545 1384 696 688 49.7% TPG-INTERNET-AP TPG Internet Pty Ltd AS7303 796 115 681 85.6% Telecom Argentina S.A. AS4808 933 302 631 67.6% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS4804 678 73 605 89.2% MPX-AS Microplex PTY LTD AS28573 1123 578 545 48.5% NET Servicos de Comunicao S.A. AS7552 653 121 532 81.5% VIETEL-AS-AP Vietel Corporation AS17676 605 77 528 87.3% GIGAINFRA Softbank BB Corp. AS4780 685 161 524 76.5% SEEDNET Digital United Inc. AS7018 1474 953 521 35.3% ATT-INTERNET4 - AT&T WorldNet Services AS18101 844 323 521 61.7% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS7011 1155 666 489 42.3% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS14420 568 87 481 84.7% CORPORACION NACIONAL DE TELECOMUNICACIONES - CNT EP AS22047 555 81 474 85.4% VTR BANDA ANCHA S.A. AS24560 1020 548 472 46.3% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS3356 1141 676 465 40.8% LEVEL3 Level 3 Communications Total 40484 12617 27867 68.8% Top 30 total Possible Bogus Routes 31.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 31.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 41.222.79.0/24 AS36938 AMSCOTELECOMS Amsco Telecommunications Nigeria Limited 41.223.92.0/22 AS36936 CELTEL-GABON Celtel Gabon Internet Service 41.223.189.0/24 AS6453 GLOBEINTERNET TATA Communications 41.223.196.0/24 AS36990 41.223.197.0/24 AS36990 41.223.198.0/24 AS36990 41.223.199.0/24 AS36990 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV 62.61.221.0/24 AS24974 TACHYON-EU Tachyon Europe BV 64.20.80.0/20 AS40028 SPD-NETWORK-1 - SPD NETWORK 64.21.192.0/20 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.212.0/22 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.21.216.0/21 AS11610 INETNEBR-1 - Internet Nebraska Corporation 64.82.128.0/19 AS16617 COMMUNITYISP - CISP 64.82.160.0/19 AS16617 COMMUNITYISP - CISP 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.206.32.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.33.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.34.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.35.0/24 AS17787 PSEB-AS-PK Pakistan Software Export Board 66.206.47.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 66.207.32.0/20 AS23011 66.230.240.0/20 AS27286 66.245.176.0/20 AS19318 NJIIX-AS-1 - NEW JERSEY INTERNATIONAL INTERNET EXCHANGE LLC 69.6.80.0/24 AS13442 69.6.81.0/24 AS13442 71.19.134.0/23 AS3313 INET-AS I.NET S.p.A. 71.19.160.0/23 AS4648 NZIX-2 Netgate 72.22.32.0/19 AS33150 72.22.61.0/24 AS33150 72.22.62.0/24 AS33150 76.77.32.0/19 AS2828 XO-AS15 - XO Communications 79.124.96.0/19 AS44124 RYBNET-AS Rybnet Sp. z o.o. Sp. k. 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 91.217.191.0/24 AS39700 SERVERIUS-AS Serverius AS 96.45.160.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.161.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.162.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.163.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.164.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.165.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.166.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.167.0/24 AS3257 TINET-BACKBONE Tinet SpA 96.45.168.0/21 AS3257 TINET-BACKBONE Tinet SpA 96.47.48.0/20 AS3257 TINET-BACKBONE Tinet SpA 101.0.0.0/8 AS38639 HANABI NTT Communications Corporation 110.34.44.0/22 AS12653 COMTONET KB Impuls Hellas 110.173.64.0/19 AS37963 CNNIC-ALIBABA-CN-NET-AP Alibaba (China) Technology Co., Ltd. 116.68.136.0/21 AS28045 Pantel Communications 117.120.56.0/21 AS4755 TATACOMM-AS TATA Communications formerly VSNL is Leading ISP 121.46.0.0/16 AS4134 CHINANET-BACKBONE No.31,Jin-rong Street 121.50.168.0/21 AS9931 CAT-AP The Communication Authoity of Thailand, CAT 158.222.70.0/23 AS6137 SISNA - SISNA, Inc. 158.222.72.0/23 AS6137 SISNA - SISNA, Inc. 158.222.224.0/20 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.224.0/22 AS19864 O1COMM - O1 COMMUNICATIONS 158.222.229.0/24 AS19864 O1COMM - O1 COMMUNICATIONS 173.225.112.0/20 AS3257 TINET-BACKBONE Tinet SpA 176.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 176.1.24.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 177.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 177.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 177.1.8.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 181.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 181.1.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 181.1.8.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 190.102.32.0/20 AS30058 ACTIVO-SYSTEMS-AS30058 ACTIVO-SYSTEMS-AS30058 192.9.0.0/16 AS11479 BRM-SUN-AS - Sun Microsystems, Inc 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.101.46.0/24 AS6503 Axtel, S.A.B. de C. V. 192.101.64.0/21 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.70.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.71.0/24 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 192.101.72.0/24 AS702 AS702 Verizon Business EMEA - Commercial IP service provider in Europe 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.124.252.0/22 AS680 DFN-IP service X-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 192.154.32.0/19 AS81 NCREN - MCNC 192.154.64.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 196.2.224.0/22 AS24863 LINKdotNET-AS 196.6.108.0/24 AS5713 SAIX-NET 196.13.201.0/24 AS2018 TENET-1 196.13.202.0/24 AS2018 TENET-1 196.13.203.0/24 AS2018 TENET-1 196.13.204.0/24 AS2018 TENET-1 196.110.105.0/24 AS8513 SKYVISION SkyVision Network Services 196.201.248.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.249.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.250.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.251.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.253.0/24 AS30991 SAHANNET Sahannet AS Network 196.201.255.0/24 AS30991 SAHANNET Sahannet AS Network 196.202.224.0/21 AS8818 TELE Greenland Autonomous System 198.1.2.0/24 AS4761 INDOSAT-INP-AP INDOSAT Internet Network Provider 198.23.26.0/24 AS4390 BELLATLANTIC-COM - Bell Atlantic, Inc. 198.51.100.0/24 AS16953 ASCENT-MEDIA-GROUP-LLC - Ascent Media Group, LLC 198.73.210.0/24 AS21570 ACI-1 - Accelerated Connections Inc. 198.74.38.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.39.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.74.40.0/24 AS16966 SBCIDC-LSAN03 - AT&T Internet Services 198.97.72.0/21 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.96.0/19 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.97.240.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 198.99.241.0/24 AS11797 AC-NIELSEN-AS AC NIELSEN 198.135.236.0/24 AS4358 XNET - XNet Information Systems, Inc. 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 198.163.214.0/24 AS21804 ACCESS-SK - Access Communications Co-operative Limited 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 - Saskatchewan Telecommunications 198.180.198.0/24 AS23715 SEOUL-INTGW-GXS-AP Global Exchange Services 198.182.235.0/24 AS3356 LEVEL3 Level 3 Communications 199.10.0.0/16 AS721 DNIC-ASBLK-00721-00726 - DoD Network Information Center 199.16.32.0/19 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 199.121.0.0/16 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.123.16.0/20 AS27064 DNIC-ASBLK-27032-27159 - DoD Network Information Center 199.185.130.0/23 AS19662 UNISERVE-ONLINE - Uniserve On Line 199.202.0.0/16 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 199.202.216.0/21 AS577 BACOM - Bell Canada 199.233.92.0/24 AS26896 D102-ITC - Data 102, LLC 199.246.116.0/24 AS813 UUNET-CANADA - MCI Communications Services, Inc. d/b/a Verizon Business 200.24.73.0/24 AS26061 Equant Colombia 200.24.78.0/26 AS3549 GBLX Global Crossing Ltd. 200.24.78.64/26 AS3549 GBLX Global Crossing Ltd. 202.9.55.0/24 AS2764 AAPT AAPT Limited 202.9.57.0/24 AS2764 AAPT AAPT Limited 202.38.63.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.58.113.0/24 AS19161 202.61.75.0/24 AS9927 PHILCOMNET-PH A Multihomed ISP Company 202.66.128.0/18 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/19 AS9584 GENESIS-AP Diyixian.com Limited 202.66.160.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.176.0/20 AS9584 GENESIS-AP Diyixian.com Limited 202.66.184.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.186.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.188.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.189.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.66.190.0/24 AS9584 GENESIS-AP Diyixian.com Limited 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 PI-HK Pacnet Internet (Hong Kong) Limited 202.86.252.0/22 AS4748 RESOLINK-AS-AP Resources Link Network Limited 202.86.252.0/24 AS9304 HUTCHISON-AS-AP Hutchison Global Communications 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 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.133.37.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.133.70.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom Limited 202.133.73.0/24 AS38616 WORLDCALL-AS-KHI Worldcall Telecom 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 202.150.227.0/24 AS17727 NAPINFO-AS-AP PT. NAP Info Lintas Nusa 202.174.70.0/24 AS21175 WIS WIS S.A. : WIND International Services 202.174.125.0/24 AS9498 BBIL-AP BHARTI Airtel Ltd. 202.176.1.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 202.179.130.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.131.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.133.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.134.0/24 AS23966 LDN-AS-PK LINKdotNET Telecom Limited 202.179.144.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.149.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.179.150.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 202.181.32.0/24 AS4645 ASN-HKNET-AP HKNet Co. 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 203.80.136.0/21 AS4759 EVOSERVE-AS-AP EvoServe is a content and online access Internet provider company 203.99.140.0/24 AS45227 VISTA-SKYDIO-PTE-LTD-AP Vista datacenter Skydio Pte Ltd 203.99.141.0/24 AS45227 VISTA-SKYDIO-PTE-LTD-AP Vista datacenter Skydio Pte Ltd 203.112.111.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.113.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.114.0/24 AS4802 ASN-IINET iiNet Limited 203.112.116.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.117.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.118.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.119.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.120.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.121.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.112.127.0/24 AS7474 OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 203.128.128.0/24 AS23849 CNNIC-NET263-AP Beijing Capital-online science development Co.,Ltd. 203.142.219.0/24 AS45149 203.175.98.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 203.175.99.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 203.175.103.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 203.175.107.0/24 AS45595 PKTELECOM-AS-PK Pakistan Telecom Company Limited 203.175.110.0/24 AS17557 PKTELECOM-AS-PK Pakistan Telecommunication Company Limited 203.202.238.0/24 AS45227 VISTA-SKYDIO-PTE-LTD-AP Vista datacenter Skydio Pte Ltd 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.10.232.0/21 AS33150 204.19.14.0/23 AS577 BACOM - Bell Canada 204.28.104.0/21 AS25973 MZIMA - Mzima Networks, Inc. 204.197.0.0/16 AS3356 LEVEL3 Level 3 Communications 204.209.114.0/24 AS13768 PEER1 - Peer 1 Network Inc. 204.238.70.0/24 AS36826 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 205.189.134.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 205.196.24.0/22 AS33724 BIZNESSHOSTING - VOLICO 205.210.145.0/24 AS11814 DISTRIBUTEL-AS11814 - DISTRIBUTEL COMMUNICATIONS LTD. 206.72.192.0/23 AS27375 IDS-TELECOM - IDS Telecom 206.72.194.0/23 AS27375 IDS-TELECOM - IDS Telecom 206.72.209.0/24 AS16526 BIRCH-TELECOM - Birch Telecom, Inc. 206.123.129.0/24 AS10790 INREACH-AS - InReach Internet 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.197.184.0/24 AS23304 DATOTEL-STL-AS - Datotel LLC, a NetLabs LLC Company 207.174.131.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.132.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.152.0/23 AS26116 INDRA - Indra's Net Inc. 207.174.154.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.155.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.188.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.189.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.190.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.191.0/24 AS26116 INDRA - Indra's Net Inc. 207.174.200.0/24 AS22658 EARTHNET - Earthnet, Inc. 207.174.248.0/21 AS6653 PRIVATEI - privateI, LLC 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.64.200.0/22 AS11730 CIL-ASN - Circle Internet LTD 208.64.240.0/21 AS13871 TELEBYTE-NW - Telebyte NW 208.73.4.0/22 AS27630 PREMIER - Premier Innovations, LLC 208.78.164.0/24 AS16565 208.78.165.0/24 AS16565 208.78.167.0/24 AS16565 208.84.76.0/22 AS18561 208.92.196.0/22 AS10929 NETELLIGENT - Netelligent Hosting Services Inc. 208.92.199.0/24 AS26198 3MENATWORK - 3Men@Work Integrated Networks, Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.105.224.0/19 AS20074 209.165.239.0/24 AS209 ASN-QWEST - Qwest Communications Company, LLC 209.213.0.0/20 AS33005 ELTOPIA - Eltopia.com, LLC 209.213.1.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.213.4.0/24 AS7849 CROCKERCOM - CROCKER COMMUNICATIONS 209.236.96.0/20 AS3257 TINET-BACKBONE Tinet SpA 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 210.56.150.0/23 AS38138 INTECH-TRANSIT-BD InTech Online Limited, INTERNET SERVICE LIMITED 210.247.224.0/19 AS7496 WEBCENTRAL-AS WebCentral 216.10.235.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.10.236.0/24 AS13780 NTNCOMMUNICATIONS - NTN 216.21.196.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.201.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.202.0/24 AS12251 INVISION - Invision.com, Inc. 216.21.206.0/23 AS12251 INVISION - Invision.com, Inc. 216.47.32.0/20 AS3257 TINET-BACKBONE Tinet SpA 216.58.192.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.197.0/24 AS22702 X5SOLUTIONS - X5 Solutions, Inc. 216.58.200.0/24 AS18530 ISOMEDIA-1 - Isomedia Inc. 216.172.198.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.172.199.0/24 AS22773 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc. 216.250.112.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 216.250.116.0/24 AS36066 UNI-MARKETING-ALLIANCE - Webhost4life.com 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

Weekly Routing Table Report
by Routing Analysis Role Account 03 Sep '10

03 Sep '10

This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, CaribNOG and the RIPE Routing Working Group. 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 04 Sep, 2010 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 330158 Prefixes after maximum aggregation: 151682 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 162121 Total ASes present in the Internet Routing Table: 34721 Prefixes per ASN: 9.51 Origin-only ASes present in the Internet Routing Table: 30112 Origin ASes announcing only one prefix: 14633 Transit ASes present in the Internet Routing Table: 4609 Transit-only ASes present in the Internet Routing Table: 102 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (41664) 21 Prefixes from unregistered ASNs in the Routing Table: 1987 Unregistered ASNs in the Routing Table: 969 Number of 32-bit ASNs allocated by the RIRs: 757 Prefixes from 32-bit ASNs in the Routing Table: 991 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 191 Number of addresses announced to Internet: 2279348416 Equivalent to 135 /8s, 220 /16s and 24 /24s Percentage of available address space announced: 61.5 Percentage of allocated address space announced: 65.7 Percentage of available address space allocated: 93.7 Percentage of address space in use by end-sites: 84.6 Total number of prefixes smaller than registry allocations: 156259 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 80332 Total APNIC prefixes after maximum aggregation: 27557 APNIC Deaggregation factor: 2.92 Prefixes being announced from the APNIC address blocks: 77315 Unique aggregates announced from the APNIC address blocks: 34057 APNIC Region origin ASes present in the Internet Routing Table: 4177 APNIC Prefixes per ASN: 18.51 APNIC Region origin ASes announcing only one prefix: 1170 APNIC Region transit ASes present in the Internet Routing Table: 642 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 543003680 Equivalent to 32 /8s, 93 /16s and 148 /24s Percentage of available APNIC address space announced: 77.1 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 1/8, 14/8, 27/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 135713 Total ARIN prefixes after maximum aggregation: 69909 ARIN Deaggregation factor: 1.94 Prefixes being announced from the ARIN address blocks: 108391 Unique aggregates announced from the ARIN address blocks: 42744 ARIN Region origin ASes present in the Internet Routing Table: 13888 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5328 ARIN Region transit ASes present in the Internet Routing Table: 1377 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 733182368 Equivalent to 43 /8s, 179 /16s and 121 /24s Percentage of available ARIN address space announced: 62.4 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, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 107/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 75380 Total RIPE prefixes after maximum aggregation: 43966 RIPE Deaggregation factor: 1.71 Prefixes being announced from the RIPE address blocks: 68844 Unique aggregates announced from the RIPE address blocks: 45168 RIPE Region origin ASes present in the Internet Routing Table: 14750 RIPE Prefixes per ASN: 4.67 RIPE Region origin ASes announcing only one prefix: 7592 RIPE Region transit ASes present in the Internet Routing Table: 2218 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 436878592 Equivalent to 26 /8s, 10 /16s and 61 /24s Percentage of available RIPE address space announced: 76.6 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 40960-45055, 47104-52223, 196608-197631 RIPE Address Blocks 2/8, 25/8, 31/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 176/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 30075 Total LACNIC prefixes after maximum aggregation: 7082 LACNIC Deaggregation factor: 4.25 Prefixes being announced from the LACNIC address blocks: 28605 Unique aggregates announced from the LACNIC address blocks: 15336 LACNIC Region origin ASes present in the Internet Routing Table: 1342 LACNIC Prefixes per ASN: 21.32 LACNIC Region origin ASes announcing only one prefix: 417 LACNIC Region transit ASes present in the Internet Routing Table: 235 Average LACNIC Region AS path length visible: 3.9 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 77005696 Equivalent to 4 /8s, 151 /16s and 3 /24s Percentage of available LACNIC address space announced: 57.4 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 177/8, 181/8, 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 7421 Total AfriNIC prefixes after maximum aggregation: 1872 AfriNIC Deaggregation factor: 3.96 Prefixes being announced from the AfriNIC address blocks: 5738 Unique aggregates announced from the AfriNIC address blocks: 1658 AfriNIC Region origin ASes present in the Internet Routing Table: 397 AfriNIC Prefixes per ASN: 14.45 AfriNIC Region origin ASes announcing only one prefix: 126 AfriNIC Region transit ASes present in the Internet Routing Table: 89 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 20221952 Equivalent to 1 /8s, 52 /16s and 144 /24s Percentage of available AfriNIC address space announced: 60.3 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1866 8412 500 Korea Telecom (KIX) 4755 1483 303 164 TATA Communications formerly 7545 1367 233 82 TPG Internet Pty Ltd 17488 1346 153 128 Hathway IP Over Cable Interne 17974 1206 296 82 PT TELEKOMUNIKASI INDONESIA 24560 1020 303 179 Bharti Airtel Ltd., Telemedia 9583 1017 76 490 Sify Limited 4808 933 1713 260 CNCGROUP IP network: China169 18101 844 95 126 Reliance Infocom Ltd Internet 9829 819 690 35 BSNL National Internet Backbo Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3826 3667 273 bellsouth.net, inc. 4323 2703 1107 392 Time Warner Telecom 19262 1812 4643 282 Verizon Global Networks 1785 1790 698 131 PaeTec Communications, Inc. 20115 1491 1528 651 Charter Communications 7018 1474 5734 951 AT&T WorldNet Services 6478 1332 275 109 AT&T Worldnet Services 2386 1287 554 905 AT&T Data Communications Serv 11492 1189 226 89 Cable One 22773 1181 2858 61 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 3292 448 2018 389 TDC Tele Danmark 30890 444 100 212 Evolva Telecom 702 411 1869 324 UUNET - Commercial IP service 8551 403 353 47 Bezeq International 8866 403 117 18 Bulgarian Telecommunication C 3301 374 1416 329 TeliaNet Sweden 3320 372 7328 322 Deutsche Telekom AG 34984 372 90 184 BILISIM TELEKOM 12479 352 576 5 Uni2 Autonomous System 31148 331 17 76 FreeNet ISP Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1525 3049 245 UniNet S.A. de C.V. 10620 1204 247 148 TVCABLE BOGOTA 28573 1123 863 111 NET Servicos de Comunicao S.A 6503 874 188 272 AVANTEL, S.A. 7303 795 408 102 Telecom Argentina Stet-France 14420 565 36 76 CORPORACION NACIONAL DE TELEC 22047 555 310 15 VTR PUNTO NET S.A. 3816 477 210 94 Empresa Nacional de Telecomun 7738 477 922 30 Telecomunicacoes da Bahia S.A 11172 444 99 76 Servicios Alestra S.A de C.V Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1149 445 10 TEDATA 24863 725 147 39 LINKdotNET AS number 36992 662 279 177 Etisalat MISR 3741 266 906 224 The Internet Solution 33776 209 12 12 Starcomms Nigeria Limited 6713 203 199 12 Itissalat Al-MAGHRIB 2018 197 277 64 Tertiary Education Network 29571 193 19 11 Ci Telecom Autonomous system 24835 190 78 9 RAYA Telecom - Egypt 16637 150 440 98 MTN Network Solutions Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 3826 3667 273 bellsouth.net, inc. 4323 2703 1107 392 Time Warner Telecom 4766 1866 8412 500 Korea Telecom (KIX) 19262 1812 4643 282 Verizon Global Networks 1785 1790 698 131 PaeTec Communications, Inc. 8151 1525 3049 245 UniNet S.A. de C.V. 20115 1491 1528 651 Charter Communications 4755 1483 303 164 TATA Communications formerly 7018 1474 5734 951 AT&T WorldNet Services 7545 1367 233 82 TPG Internet Pty Ltd Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 2703 2311 Time Warner Telecom 1785 1790 1659 PaeTec Communications, Inc. 19262 1812 1530 Verizon Global Networks 4766 1866 1366 Korea Telecom (KIX) 4755 1483 1319 TATA Communications formerly 7545 1367 1285 TPG Internet Pty Ltd 8151 1525 1280 UniNet S.A. de C.V. 6478 1332 1223 AT&T Worldnet Services 17488 1346 1218 Hathway IP Over Cable Interne 8452 1149 1139 TEDATA Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 11946 UNALLOCATED 8.12.155.0/24 40913 Quality Technology S 33084 UNALLOCATED 8.15.195.0/24 3356 Level 3 Communicatio 16734 UNALLOCATED 8.18.204.0/24 26914 Global Netoptex, Inc 22015 UNALLOCATED 8.22.137.0/24 14989 Broadview Networks 46856 UNALLOCATED 8.22.184.0/22 3356 Level 3 Communicatio 26169 UNALLOCATED 8.225.177.0/24 20225 TelJet 32249 UNALLOCATED 8.225.178.0/24 3356 Level 3 Communicatio 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 46883 UNALLOCATED 12.4.222.0/24 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 31.0.0.0/16 12654 RIPE NCC RIS Project 31.1.0.0/21 12654 RIPE NCC RIS Project 31.1.24.0/24 12654 RIPE NCC RIS Project 41.222.79.0/24 36938 >>UNKNOWN<< 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.189.0/24 6453 Teleglobe Inc. 41.223.196.0/24 36990 Alkan Telecom Ltd 41.223.197.0/24 36990 Alkan Telecom Ltd 41.223.198.0/24 36990 Alkan Telecom Ltd 41.223.199.0/24 36990 Alkan Telecom Ltd Complete listing at http://thyme.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:20 /9:10 /10:25 /11:67 /12:198 /13:414 /14:724 /15:1315 /16:11259 /17:5420 /18:9283 /19:18666 /20:23423 /21:23540 /22:30709 /23:29993 /24:171963 /25:1061 /26:1173 /27:719 /28:116 /29:47 /30:6 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2445 3826 bellsouth.net, inc. 4766 1488 1866 Korea Telecom (KIX) 4323 1366 2703 Time Warner Telecom 1785 1253 1790 PaeTec Communications, Inc. 11492 1093 1189 Cable One 10620 1092 1204 TVCABLE BOGOTA 17488 1088 1346 Hathway IP Over Cable Interne 18566 1068 1087 Covad Communications 8452 1040 1149 TEDATA 24560 921 1020 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:60 2:8 4:13 8:303 12:2017 13:8 14:1 15:21 16:3 17:9 20:7 24:1438 27:298 31:1 32:61 33:22 38:692 40:97 41:2519 44:3 46:55 47:16 52:12 55:5 56:2 57:28 58:805 59:504 60:470 61:1078 62:1038 63:1971 64:3734 65:2307 66:3975 67:1870 68:1135 69:2778 70:743 71:372 72:1940 73:2 74:2306 75:275 76:331 77:915 78:635 79:435 80:1016 81:774 82:501 83:438 84:687 85:1040 86:486 87:692 88:318 89:1536 90:96 91:2996 92:426 93:982 94:1166 95:683 96:507 97:218 98:622 99:34 108:64 109:669 110:481 111:570 112:283 113:316 114:450 115:579 116:1101 117:657 118:507 119:884 120:141 121:707 122:1537 123:961 124:1204 125:1244 128:226 129:158 130:170 131:538 132:246 133:17 134:196 135:46 136:221 137:137 138:272 139:105 140:478 141:196 142:343 143:351 144:472 145:53 146:427 147:169 148:677 149:307 150:153 151:233 152:298 153:169 154:3 155:360 156:167 157:332 158:110 159:358 160:313 161:183 162:269 163:167 164:415 165:368 166:468 167:423 168:667 169:157 170:725 171:61 172:2 173:1034 174:476 175:161 176:1 177:1 178:442 180:604 181:1 182:207 183:232 184:153 186:582 187:514 188:799 189:800 190:4020 192:5764 193:4748 194:3429 195:2793 196:1190 198:3575 199:3560 200:5451 201:1590 202:8053 203:8275 204:4011 205:2387 206:2530 207:3068 208:3869 209:3467 210:2547 211:1295 212:1743 213:1667 214:655 215:67 216:4791 217:1581 218:471 219:394 220:1141 221:387 222:313 223:27 End of report

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