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[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 22 Aug '08

22 Aug '08

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 Aug, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 266564 Prefixes after maximum aggregation: 129847 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129767 Total ASes present in the Internet Routing Table: 29013 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25251 Origin ASes announcing only one prefix: 12229 Transit ASes present in the Internet Routing Table: 3762 Transit-only ASes present in the Internet Routing Table: 80 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 26 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 571 Unregistered ASNs in the Routing Table: 212 Number of 32-bit ASNs allocated by the RIRs: 58 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 765 Number of addresses announced to Internet: 1893845344 Equivalent to 112 /8s, 225 /16s and 201 /24s Percentage of available address space announced: 51.1 Percentage of allocated address space announced: 62.0 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.2 Total number of prefixes smaller than registry allocations: 130756 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 61188 Total APNIC prefixes after maximum aggregation: 22742 APNIC Deaggregation factor: 2.69 Prefixes being announced from the APNIC address blocks: 58158 Unique aggregates announced from the APNIC address blocks: 26203 APNIC Region origin ASes present in the Internet Routing Table: 3337 APNIC Prefixes per ASN: 17.43 APNIC Region origin ASes announcing only one prefix: 879 APNIC Region transit ASes present in the Internet Routing Table: 514 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 372857376 Equivalent to 22 /8s, 57 /16s and 90 /24s Percentage of available APNIC address space announced: 79.4 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 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, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 122269 Total ARIN prefixes after maximum aggregation: 65261 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91444 Unique aggregates announced from the ARIN address blocks: 34942 ARIN Region origin ASes present in the Internet Routing Table: 12396 ARIN Prefixes per ASN: 7.38 ARIN Region origin ASes announcing only one prefix: 4764 ARIN Region transit ASes present in the Internet Routing Table: 1180 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 360765536 Equivalent to 21 /8s, 128 /16s and 216 /24s Percentage of available ARIN address space announced: 74.1 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 ARIN Address Blocks 24/8, 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, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 57552 Total RIPE prefixes after maximum aggregation: 34846 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52673 Unique aggregates announced from the RIPE address blocks: 35376 RIPE Region origin ASes present in the Internet Routing Table: 11754 RIPE Prefixes per ASN: 4.48 RIPE Region origin ASes announcing only one prefix: 6181 RIPE Region transit ASes present in the Internet Routing Table: 1797 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 369446912 Equivalent to 22 /8s, 5 /16s and 80 /24s Percentage of available RIPE address space announced: 84.7 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 40960-45055, 47104-48127 RIPE Address Blocks 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 20959 Total LACNIC prefixes after maximum aggregation: 5284 LACNIC Deaggregation factor: 3.97 Prefixes being announced from the LACNIC address blocks: 19219 Unique aggregates announced from the LACNIC address blocks: 10731 LACNIC Region origin ASes present in the Internet Routing Table: 986 LACNIC Prefixes per ASN: 19.49 LACNIC Region origin ASes announcing only one prefix: 325 LACNIC Region transit ASes present in the Internet Routing Table: 168 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 54552832 Equivalent to 3 /8s, 64 /16s and 105 /24s Percentage of available LACNIC address space announced: 54.2 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4024 Total AfriNIC prefixes after maximum aggregation: 1236 AfriNIC Deaggregation factor: 3.26 Prefixes being announced from the AfriNIC address blocks: 4368 Unique aggregates announced from the AfriNIC address blocks: 1935 AfriNIC Region origin ASes present in the Internet Routing Table: 250 AfriNIC Prefixes per ASN: 17.47 AfriNIC Region origin ASes announcing only one prefix: 80 AfriNIC Region transit ASes present in the Internet Routing Table: 52 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12627712 Equivalent to 0 /8s, 192 /16s and 175 /24s Percentage of available AfriNIC address space announced: 37.6 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 4755 1703 537 179 Videsh Sanchar Nigam Ltd. Aut 17488 1334 88 101 Hathway IP Over Cable Interne 9583 1184 93 496 Sify Limited 4766 868 6407 355 Korea Telecom (KIX) 4134 835 13521 338 CHINANET-BACKBONE 23577 823 35 698 Korea Telecom (ATM-MPLS) 4780 715 353 61 Digital United Inc. 18101 693 167 33 Reliance Infocom Ltd Internet 9498 675 291 54 BHARTI BT INTERNET LTD. 4808 618 1112 137 CNCGROUP IP network: China169 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 3200 3358 207 bellsouth.net, inc. 209 2881 3857 620 Qwest 6298 1981 319 726 Cox Communicatons 1785 1647 710 155 AppliedTheory Corporation 2386 1505 692 900 AT&T Data Communications Serv 4323 1495 1073 376 Time Warner Telecom 7018 1410 5816 983 AT&T WorldNet Services 11492 1214 151 22 Cable One 6478 1114 237 174 AT&T Worldnet Services 20115 1113 1080 576 Charter Communications 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 414 1776 372 TDC Tele Danmark 3215 396 2756 106 France Telecom Transpac 8452 354 188 11 TEDATA 3301 333 1444 304 TeliaNet Sweden 3320 323 7047 271 Deutsche Telekom AG 8866 316 77 21 Bulgarian Telecommunication C 5462 296 666 27 Telewest Broadband 8551 288 270 38 Bezeq International 680 275 2047 265 DFN-IP service G-WiN 6746 270 126 244 Dynamic Network Technologies, 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 1520 2592 225 UniNet S.A. de C.V. 11830 664 299 9 Instituto Costarricense de El 22047 563 270 14 VTR PUNTO NET S.A. 7303 477 235 67 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 420 85 48 ENTEL CHILE S.A. 11172 409 118 72 Servicios Alestra S.A de C.V 10620 383 102 74 TVCABLE BOGOTA 14117 345 23 9 Telefonica del Sur S.A. 28573 325 440 28 NET Servicos de Comunicao S.A 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 24863 497 64 29 LINKdotNET AS number 20858 402 34 3 EgyNet 3741 273 857 226 The Internet Solution 2018 224 213 131 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 136 10 13 EEPAD TISP TELECOM & INTERNET 5536 120 8 17 Internet Egypt Network 5713 118 539 70 Telkom SA Ltd 33776 115 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system 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 3200 3358 207 bellsouth.net, inc. 209 2881 3857 620 Qwest 6298 1981 319 726 Cox Communicatons 4755 1703 537 179 Videsh Sanchar Nigam Ltd. Aut 1785 1647 710 155 AppliedTheory Corporation 8151 1520 2592 225 UniNet S.A. de C.V. 2386 1505 692 900 AT&T Data Communications Serv 4323 1495 1073 376 Time Warner Telecom 7018 1410 5816 983 AT&T WorldNet Services 17488 1334 88 101 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2881 2261 Qwest 4755 1703 1524 Videsh Sanchar Nigam Ltd. Aut 1785 1647 1492 AppliedTheory Corporation 8151 1520 1295 UniNet S.A. de C.V. 6298 1981 1255 Cox Communicatons 17488 1334 1233 Hathway IP Over Cable Interne 11492 1214 1192 Cable One 4323 1495 1119 Time Warner Telecom 18566 1045 1035 Covad Communications 6478 1114 940 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.51.159.0/24 7843 Adelphia Corp. 24.53.86.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.55.0.0/18 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 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 /8:18 /9:9 /10:17 /11:45 /12:146 /13:293 /14:530 /15:1058 /16:10041 /17:4382 /18:7591 /19:16021 /20:18706 /21:18315 /22:23079 /23:24200 /24:139428 /25:839 /26:1022 /27:718 /28:89 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2037 3200 bellsouth.net, inc. 6298 1954 1981 Cox Communicatons 209 1647 2881 Qwest 11492 1195 1214 Cable One 2386 1184 1505 AT&T Data Communications Serv 17488 1142 1334 Hathway IP Over Cable Interne 1785 1116 1647 AppliedTheory Corporation 4755 1043 1703 Videsh Sanchar Nigam Ltd. Aut 9583 1040 1184 Sify Limited 6478 1027 1114 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 8:134 12:2126 13:2 15:22 16:3 17:5 18:13 20:35 24:1085 32:59 38:496 40:92 41:700 43:1 44:2 47:12 52:3 55:3 56:3 57:26 58:529 59:512 60:453 61:983 62:1212 63:2052 64:3236 65:2362 66:3436 67:1228 68:776 69:2298 70:860 71:135 72:2012 73:6 74:1117 75:165 76:313 77:765 78:820 79:228 80:975 81:871 82:586 83:378 84:573 85:990 86:402 87:719 88:339 89:1314 90:34 91:1414 92:255 93:793 94:75 96:57 97:60 98:312 99:3 114:96 115:33 116:971 117:337 118:197 119:460 120:74 121:584 122:819 123:380 124:846 125:1186 128:353 129:202 130:135 131:409 132:70 133:9 134:188 135:33 136:223 137:94 138:141 139:93 140:506 141:103 142:406 143:311 144:404 145:51 146:373 147:156 148:517 149:199 150:128 151:183 152:144 153:136 154:10 155:281 156:171 157:288 158:165 159:251 160:272 161:131 162:264 163:156 164:517 165:458 166:361 167:332 168:623 169:141 170:430 171:33 172:10 173:16 188:1 189:488 190:2081 192:5800 193:4133 194:3251 195:2566 196:1025 198:3734 199:3307 200:5535 201:1523 202:7660 203:8074 204:3953 205:2149 206:2369 207:2759 208:3515 209:3435 210:2597 211:1079 212:1423 213:1619 214:180 215:50 216:4379 217:1205 218:345 219:429 220:1060 221:455 222:311 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 22 Aug '08

22 Aug '08

BGP Update Report Interval: 21-Jul-08 -to- 21-Aug-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS1803 101579 1.7% 79.9 -- ICMNET-5 - Sprint 2 - AS9583 97193 1.6% 77.9 -- SIFY-AS-IN Sify Limited 3 - AS5691 75123 1.2% 6829.4 -- MITRE-AS-5 - The MITRE Corporation 4 - AS8151 72284 1.2% 33.4 -- Uninet S.A. de C.V. 5 - AS9051 65181 1.1% 415.2 -- IDM Autonomous System 6 - AS4538 52352 0.9% 10.4 -- ERX-CERNET-BKB China Education and Research Network Center 7 - AS6298 49858 0.8% 23.6 -- COX-PHX - Cox Communications Inc. 8 - AS4766 49472 0.8% 55.4 -- KIXS-AS-KR Korea Telecom 9 - AS10396 49127 0.8% 982.5 -- COQUI-NET - DATACOM CARIBE, INC. 10 - AS17488 46416 0.8% 33.0 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 11 - AS33783 45829 0.8% 277.8 -- EEPAD 12 - AS17974 35642 0.6% 47.6 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 13 - AS8866 35217 0.6% 109.7 -- BTC-AS Bulgarian Telecommunication Company Plc. 14 - AS3464 34905 0.6% 93.6 -- ASC-NET - Alabama Supercomputer Network 15 - AS14522 34899 0.6% 170.2 -- Satnet 16 - AS9299 34608 0.6% 27.0 -- IPG-AS-AP Philippine Long Distance Telephone Company 17 - AS9929 33532 0.6% 108.5 -- CNCNET-CN China Netcom Corp. 18 - AS6389 29256 0.5% 9.0 -- BELLSOUTH-NET-BLK - BellSouth.net Inc. 19 - AS18231 27819 0.5% 112.6 -- EXATT-AS-AP IOL NETCOM LTD 20 - AS28194 27639 0.5% 3454.9 -- TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS47467 26587 0.4% 13293.5 -- GRIFFEL Griffel AB 2 - AS14593 7662 0.1% 7662.0 -- BRAND-INSTITUTE - Brand Instiute, Inc. 3 - AS29910 6883 0.1% 6883.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 4 - AS5691 75123 1.2% 6829.4 -- MITRE-AS-5 - The MITRE Corporation 5 - AS27245 10824 0.2% 5412.0 -- HEIDRICK-CHICAGO - HEIDRICK 6 - AS40627 7519 0.1% 3759.5 -- RC-COLO1 - RingCentral Inc 7 - AS23082 18520 0.3% 3704.0 -- MPHI - Michigan Public Health Institute 8 - AS28194 27639 0.5% 3454.9 -- 9 - AS30969 26003 0.4% 2363.9 -- TAN-NET TransAfrica Networks 10 - AS30929 2313 0.0% 2313.0 -- HUTCB Hidrotechnical Faculty - Technical University 11 - AS39748 2127 0.0% 2127.0 -- VITAS VITAS LLC 12 - AS23917 1783 0.0% 1783.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 13 - AS39794 1776 0.0% 1776.0 -- EL-KOZIENICE-AS Elektrownia Kozienice S.A. 14 - AS28542 1737 0.0% 1737.0 -- Gobierno del Estado de Coahuila 15 - AS11268 1720 0.0% 1720.0 -- WNM-ORG - Walls New Media 16 - AS39105 1705 0.0% 1705.0 -- CLASS-AS SC Class Computers And Service SRL 17 - AS5382 1679 0.0% 1679.0 -- TELESYSTEM-NET Planet Service Srl 18 - AS39244 1653 0.0% 1653.0 -- TEQNOBASE-AS Teqnobase AS 19 - AS42795 1600 0.0% 1600.0 -- XEROX-GENERAL-AS Xerox General Services 20 - AS31567 15908 0.3% 1590.8 -- AKSORAN Aksoran LCC TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 74993 1.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 194.126.143.0/24 61617 0.9% AS9051 -- IDM Autonomous System 3 - 221.134.222.0/24 61228 0.9% AS9583 -- SIFY-AS-IN Sify Limited 4 - 83.228.71.0/24 28095 0.4% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 5 - 221.128.192.0/18 25349 0.4% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 72.50.96.0/20 24364 0.4% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 7 - 196.42.0.0/20 14651 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 8 - 62.182.216.0/21 13303 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 9 - 91.203.160.0/22 13294 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 10 - 196.27.104.0/21 12920 0.2% AS30969 -- TAN-NET TransAfrica Networks AS8668 -- TELONE-AS TelOne Zimbabwe P/L 11 - 196.27.108.0/22 12680 0.2% AS30969 -- TAN-NET TransAfrica Networks 12 - 203.63.26.0/24 10557 0.2% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 13 - 89.38.98.0/23 10092 0.1% AS6663 -- EUROWEBRO Euroweb Romania SA 14 - 63.84.91.0/24 9959 0.1% AS27245 -- HEIDRICK-CHICAGO - HEIDRICK 15 - 83.239.192.0/21 9930 0.1% AS42362 -- ALANIA-AS Sevosetinelectrosvyaz 16 - 202.150.80.0/20 8757 0.1% AS9251 -- SPEEDNET-AP PT Speed Internet Digital 17 - 202.52.245.0/24 8405 0.1% AS4613 -- MOS-NP Mercantile Office Systems 18 - 12.8.7.0/24 7662 0.1% AS14593 -- BRAND-INSTITUTE - Brand Instiute, Inc. 19 - 189.90.80.0/20 7129 0.1% AS28194 -- 20 - 205.106.88.0/22 7099 0.1% AS5237 -- DODNIC - DoD Network Information Center 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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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 22 Aug '08

22 Aug '08

This report has been generated at Fri Aug 22 21:19:45 2008 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 15-08-08 277664 174550 16-08-08 277570 174851 17-08-08 277931 175052 18-08-08 277784 175249 19-08-08 278028 175381 20-08-08 278005 175961 21-08-08 278259 174641 22-08-08 276915 170272 AS Summary 29174 Number of ASes in routing system 12319 Number of ASes announcing only one prefix 5015 Largest number of prefixes announced by an AS AS4538 : ERX-CERNET-BKB China Education and Research Network Center 88350208 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'). --- 22Aug08 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 278686 170389 108297 38.9% All ASes AS4538 5015 879 4136 82.5% ERX-CERNET-BKB China Education and Research Network Center AS6389 3202 260 2942 91.9% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS209 2897 657 2240 77.3% ASN-QWEST - Qwest AS4755 1710 231 1479 86.5% VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System AS6298 1981 753 1228 62.0% COX-PHX - Cox Communications Inc. AS18566 1045 41 1004 96.1% COVAD - Covad Communications Co. AS17488 1317 326 991 75.2% HATHWAY-NET-AP Hathway IP Over Cable Internet AS1785 1648 666 982 59.6% AS-PAETEC-NET - PaeTec Communications, Inc. AS4323 1490 512 978 65.6% TWTC - tw telecom holdings, inc. AS8151 1519 583 936 61.6% Uninet S.A. de C.V. AS22773 961 66 895 93.1% CCINET-2 - Cox Communications Inc. AS19262 942 170 772 82.0% VZGNI-TRANSIT - Verizon Internet Services Inc. AS11492 1214 500 714 58.8% CABLEONE - CABLE ONE AS2386 1563 913 650 41.6% INS-AS - AT&T Data Communications Services AS6478 1113 536 577 51.8% ATT-INTERNET3 - AT&T WorldNet Services AS9498 675 107 568 84.1% BBIL-AP BHARTI Airtel Ltd. AS18101 693 129 564 81.4% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS4766 894 395 499 55.8% KIXS-AS-KR Korea Telecom AS855 589 112 477 81.0% CANET-ASN-4 - Bell Aliant AS4808 618 147 471 76.2% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS6197 943 477 466 49.4% BATI-ATL - BellSouth Network Solutions, Inc AS7011 978 514 464 47.4% FRONTIER-AND-CITIZENS - Frontier Communications of America, Inc. AS4134 836 381 455 54.4% CHINANET-BACKBONE No.31,Jin-rong Street AS22047 563 126 437 77.6% VTR BANDA ANCHA S.A. AS9443 523 91 432 82.6% INTERNETPRIMUS-AS-AP Primus Telecommunications AS7018 1432 1004 428 29.9% ATT-INTERNET4 - AT&T WorldNet Services AS7029 538 111 427 79.4% WINDSTREAM - Windstream Communications Inc AS24560 570 154 416 73.0% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS4668 683 274 409 59.9% LGNET-AS-KR LG CNS AS4780 722 322 400 55.4% SEEDNET Digital United Inc. Total 38874 11437 27437 70.6% Top 30 total Possible Bogus Routes 24.51.159.0/24 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.53.86.0/24 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.54.224.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC 24.55.0.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC 24.75.160.0/19 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.142.40.0/21 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.142.160.0/19 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 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 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications 64.7.112.0/21 AS6453 GLOBEINTERNET TATA Communications 64.7.120.0/21 AS6453 GLOBEINTERNET TATA Communications 64.50.128.0/18 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 64.64.159.0/24 AS32004 BIG-ASN - Business Information Group, Inc. 64.144.0.0/15 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications 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 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.199.32.0/20 AS10397 WISP-AS - Wispnet, LLC 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 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 66.207.32.0/20 AS23011 67.20.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.64.0.0/13 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.168.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.232.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 69.80.0.0/17 AS3043 AMPHIB-AS - Amphibian Media Corporation 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 83.167.224.0/19 AS24971 MASTER-AS Master Internet s.r.o / Czech Republic / www.master.cz 91.200.192.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.193.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.194.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.195.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.208.160.0/24 AS42442 ADACOR-AS Adacor Hosting GmbH 94.155.0.0/16 AS9070 ITD ITD Network Bulgarian ISP 95.192.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 95.255.248.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 121.50.12.0/24 AS38236 121.50.13.0/24 AS38236 121.50.14.0/24 AS38236 121.50.15.0/24 AS38236 137.0.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center 151.135.0.0/16 AS4768 CLIX-NZ TelstraClear Ltd 159.3.211.0/24 AS2687 ASATTCA AT&T Global Network Services - AP 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 166.63.0.0/16 AS33775 NITEL-AS 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 172.16.0.0/16 AS8546 YOUR-COMMS-UK-AS Your Communications Ltd 188.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 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 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 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-1 192.96.141.0/24 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 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.47.0/24 AS6503 Avantel, S.A. 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 192.101.73.0/24 AS4765 WORLDNET-AS World Net & Services Co., Ltd. 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.122.212.0/24 AS209 ASN-QWEST - Qwest 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 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 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 193.200.114.0/23 AS31530 SERVERCREW-AS Servercrew LTD Autonomes System 194.31.227.0/24 AS21461 TRANSFAIRNET Transfair-net GmbH Krefeld 194.246.72.0/23 AS8893 ARTFILES-AS Artfiles New Media GmbH 195.254.192.0/19 AS2116 ASN-CATCHCOM Ventelo 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-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.201.98.0/24 AS29571 CITelecom-AS 196.216.132.0/24 AS9207 TAIDE-KE-NAIROBI Taide - Kenya POP 196.216.134.0/24 AS9207 TAIDE-KE-NAIROBI Taide - Kenya POP 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 198.144.96.0/20 AS12185 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 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 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 199.114.0.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.128.0/18 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - 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 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - 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 - 754th Electronic Systems Group 199.114.156.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 199.114.160.0/24 AS1733 CENTAF-SWA - 754th Electronic Systems Group 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 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific 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 202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd 202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.124.207.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 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 202.164.100.0/24 AS18101 RIL-IDC Reliance Infocom Ltd Internet Data Centre, 202.176.228.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.176.232.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) 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 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecom 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 203.128.128.0/19 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) 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.217.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.16.120.0/23 AS12077 204.16.122.0/23 AS12077 204.19.14.0/23 AS577 BACOM - Bell Canada 204.48.58.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.48.60.0/24 AS4323 TWTC - tw telecom holdings, inc. 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. 205.144.160.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 206.162.224.0/19 AS23464 ILCSNET - Interlink Computer Services 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.220.240.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.64/26 AS22335 MREN - Metropolitan Research and Education Network 206.220.240.128/25 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.220/32 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.241.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 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 207.191.128.0/19 AS10887 BPSI-AS - BPSI Internet Services 207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION 207.204.222.0/24 AS22773 CCINET-2 - Cox Communications Inc. 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.38.192.0/21 AS14237 BEAMSPEED1 - Beamspeed 208.38.202.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.203.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.204.0/22 AS14237 BEAMSPEED1 - Beamspeed 209.54.93.0/24 AS22773 CCINET-2 - Cox Communications Inc. 209.54.111.0/24 AS22773 CCINET-2 - Cox Communications Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.105.224.0/19 AS20074 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. 209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 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 216.99.16.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.127.124.0/23 AS2828 XO-AS15 - XO Communications 216.162.96.0/19 AS7393 CYBERCON - CYBERCON, INC. 216.172.198.0/24 AS22773 CCINET-2 - Cox Communications Inc. 216.172.199.0/24 AS22773 CCINET-2 - Cox Communications Inc. 216.176.22.0/24 AS20299 Newcom Limited 216.210.86.0/24 AS577 BACOM - Bell Canada 216.229.51.0/24 AS15211 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 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet 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

[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 15 Aug '08

15 Aug '08

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 Aug, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 266031 Prefixes after maximum aggregation: 129676 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129417 Total ASes present in the Internet Routing Table: 28943 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25197 Origin ASes announcing only one prefix: 12205 Transit ASes present in the Internet Routing Table: 3746 Transit-only ASes present in the Internet Routing Table: 79 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 581 Unregistered ASNs in the Routing Table: 214 Number of 32-bit ASNs allocated by the RIRs: 57 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 814 Number of addresses announced to Internet: 1891631072 Equivalent to 112 /8s, 191 /16s and 255 /24s Percentage of available address space announced: 51.0 Percentage of allocated address space announced: 62.0 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.2 Total number of prefixes smaller than registry allocations: 130342 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 61134 Total APNIC prefixes after maximum aggregation: 22712 APNIC Deaggregation factor: 2.69 Prefixes being announced from the APNIC address blocks: 58105 Unique aggregates announced from the APNIC address blocks: 26152 APNIC Region origin ASes present in the Internet Routing Table: 3328 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 878 APNIC Region transit ASes present in the Internet Routing Table: 514 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 371611424 Equivalent to 22 /8s, 38 /16s and 87 /24s Percentage of available APNIC address space announced: 79.1 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 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, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 121924 Total ARIN prefixes after maximum aggregation: 65148 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91111 Unique aggregates announced from the ARIN address blocks: 34743 ARIN Region origin ASes present in the Internet Routing Table: 12358 ARIN Prefixes per ASN: 7.37 ARIN Region origin ASes announcing only one prefix: 4754 ARIN Region transit ASes present in the Internet Routing Table: 1184 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 360325024 Equivalent to 21 /8s, 122 /16s and 31 /24s Percentage of available ARIN address space announced: 74.1 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 ARIN Address Blocks 24/8, 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, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 57391 Total RIPE prefixes after maximum aggregation: 34803 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52507 Unique aggregates announced from the RIPE address blocks: 35275 RIPE Region origin ASes present in the Internet Routing Table: 11737 RIPE Prefixes per ASN: 4.47 RIPE Region origin ASes announcing only one prefix: 6169 RIPE Region transit ASes present in the Internet Routing Table: 1778 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 369143104 Equivalent to 22 /8s, 0 /16s and 173 /24s Percentage of available RIPE address space announced: 84.6 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, 47104-48127 RIPE Address Blocks 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 21007 Total LACNIC prefixes after maximum aggregation: 5308 LACNIC Deaggregation factor: 3.96 Prefixes being announced from the LACNIC address blocks: 19258 Unique aggregates announced from the LACNIC address blocks: 10747 LACNIC Region origin ASes present in the Internet Routing Table: 981 LACNIC Prefixes per ASN: 19.63 LACNIC Region origin ASes announcing only one prefix: 324 LACNIC Region transit ASes present in the Internet Routing Table: 169 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 25 Number of LACNIC addresses announced to Internet: 54404608 Equivalent to 3 /8s, 62 /16s and 38 /24s Percentage of available LACNIC address space announced: 54.0 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 3993 Total AfriNIC prefixes after maximum aggregation: 1225 AfriNIC Deaggregation factor: 3.26 Prefixes being announced from the AfriNIC address blocks: 4347 Unique aggregates announced from the AfriNIC address blocks: 1868 AfriNIC Region origin ASes present in the Internet Routing Table: 248 AfriNIC Prefixes per ASN: 17.53 AfriNIC Region origin ASes announcing only one prefix: 80 AfriNIC Region transit ASes present in the Internet Routing Table: 52 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12726016 Equivalent to 0 /8s, 194 /16s and 47 /24s Percentage of available AfriNIC address space announced: 37.9 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 4755 1693 537 180 Videsh Sanchar Nigam Ltd. Aut 17488 1300 89 99 Hathway IP Over Cable Interne 9583 1176 92 493 Sify Limited 4766 858 6390 351 Korea Telecom (KIX) 4134 836 13523 339 CHINANET-BACKBONE 23577 823 35 698 Korea Telecom (ATM-MPLS) 4780 714 353 61 Digital United Inc. 18101 692 167 33 Reliance Infocom Ltd Internet 9498 674 291 54 BHARTI BT INTERNET LTD. 4808 616 1109 135 CNCGROUP IP network: China169 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 3198 3358 208 bellsouth.net, inc. 209 2881 3857 619 Qwest 6298 2004 323 735 Cox Communicatons 2386 1562 692 899 AT&T Data Communications Serv 4323 1491 1078 379 Time Warner Telecom 1785 1454 478 100 AppliedTheory Corporation 7018 1412 5830 988 AT&T WorldNet Services 11492 1214 151 22 Cable One 20115 1113 1080 573 Charter Communications 18566 1045 296 10 Covad Communications 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 414 1776 372 TDC Tele Danmark 3215 371 2756 106 France Telecom Transpac 8452 357 188 11 TEDATA 3301 332 1444 303 TeliaNet Sweden 3320 323 7047 271 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 5462 296 666 27 Telewest Broadband 8551 289 270 39 Bezeq International 680 274 2047 264 DFN-IP service G-WiN 6746 269 126 243 Dynamic Network Technologies, 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 1517 2592 222 UniNet S.A. de C.V. 11830 664 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 479 236 65 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 417 85 48 ENTEL CHILE S.A. 11172 410 118 72 Servicios Alestra S.A de C.V 10620 371 99 90 TVCABLE BOGOTA 14117 348 23 9 Telefonica del Sur S.A. 28573 318 432 33 NET Servicos de Comunicao S.A 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 24863 496 64 28 LINKdotNET AS number 20858 402 34 3 EgyNet 3741 267 855 224 The Internet Solution 2018 211 213 130 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 136 10 13 EEPAD TISP TELECOM & INTERNET 5713 129 540 74 Telkom SA Ltd 5536 120 8 17 Internet Egypt Network 33776 119 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system 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 3198 3358 208 bellsouth.net, inc. 209 2881 3857 619 Qwest 6298 2004 323 735 Cox Communicatons 4755 1693 537 180 Videsh Sanchar Nigam Ltd. Aut 2386 1562 692 899 AT&T Data Communications Serv 8151 1517 2592 222 UniNet S.A. de C.V. 4323 1491 1078 379 Time Warner Telecom 1785 1454 478 100 AppliedTheory Corporation 7018 1412 5830 988 AT&T WorldNet Services 17488 1300 89 99 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2881 2262 Qwest 4755 1693 1513 Videsh Sanchar Nigam Ltd. Aut 1785 1454 1354 AppliedTheory Corporation 8151 1517 1295 UniNet S.A. de C.V. 6298 2004 1269 Cox Communicatons 17488 1300 1201 Hathway IP Over Cable Interne 11492 1214 1192 Cable One 4323 1491 1112 Time Warner Telecom 18566 1045 1035 Covad Communications 22773 959 897 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65530 PRIVATE 8.7.233.0/24 20473 Net Transactions LLC 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 27220 UNALLOCATED 12.35.204.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.51.159.0/24 7843 Adelphia Corp. 24.53.86.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.55.0.0/18 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 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 /8:18 /9:9 /10:17 /11:45 /12:146 /13:293 /14:527 /15:1055 /16:10032 /17:4359 /18:7547 /19:16006 /20:18673 /21:18275 /22:22986 /23:24093 /24:139274 /25:834 /26:1018 /27:722 /28:85 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2035 3198 bellsouth.net, inc. 6298 1977 2004 Cox Communicatons 209 1645 2881 Qwest 2386 1240 1562 AT&T Data Communications Serv 11492 1195 1214 Cable One 17488 1107 1300 Hathway IP Over Cable Interne 1785 1069 1454 AppliedTheory Corporation 4755 1042 1693 Videsh Sanchar Nigam Ltd. Aut 9583 1032 1176 Sify Limited 18566 1026 1045 Covad Communications Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 8:133 12:2100 13:2 14:1 15:22 16:3 17:5 18:13 20:35 24:1083 32:59 38:482 40:92 41:703 43:1 44:2 47:12 52:3 55:3 56:3 57:27 58:526 59:505 60:453 61:983 62:1198 63:2032 64:3211 65:2365 66:3426 67:1226 68:767 69:2280 70:863 71:131 72:2039 73:6 74:1101 75:165 76:307 77:757 78:817 79:225 80:979 81:844 82:605 83:379 84:573 85:982 86:399 87:707 88:338 89:1309 90:33 91:1417 92:243 93:766 94:109 96:54 97:50 98:307 99:3 114:90 115:40 116:941 117:331 118:195 119:459 120:73 121:587 122:816 123:375 124:893 125:1178 128:355 129:201 130:135 131:410 132:70 133:9 134:188 135:33 136:223 137:94 138:145 139:94 140:503 141:103 142:407 143:340 144:398 145:51 146:372 147:156 148:517 149:197 150:129 151:183 152:144 153:136 154:10 155:278 156:173 157:288 158:166 159:294 160:273 161:118 162:262 163:155 164:518 165:456 166:362 167:333 168:626 169:139 170:426 171:33 172:10 173:12 188:1 189:473 190:2121 192:5794 193:4126 194:3239 195:2554 196:1016 198:3728 199:3312 200:5579 201:1521 202:7683 203:8093 204:3953 205:2146 206:2369 207:2759 208:3489 209:3419 210:2607 211:1075 212:1425 213:1610 214:179 215:50 216:4375 217:1203 218:346 219:429 220:1060 221:455 222:310 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 15 Aug '08

15 Aug '08

BGP Update Report Interval: 14-Jul-08 -to- 14-Aug-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS4538 95373 1.5% 19.0 -- ERX-CERNET-BKB China Education and Research Network Center 2 - AS1803 87115 1.4% 68.2 -- ICMNET-5 - Sprint 3 - AS9583 84127 1.3% 67.0 -- SIFY-AS-IN Sify Limited 4 - AS6298 75314 1.2% 35.7 -- COX-PHX - Cox Communications Inc. 5 - AS5691 74595 1.2% 6781.4 -- MITRE-AS-5 - The MITRE Corporation 6 - AS9051 69280 1.1% 441.3 -- IDM Autonomous System 7 - AS10396 66996 1.1% 1339.9 -- COQUI-NET - DATACOM CARIBE, INC. 8 - AS4766 50082 0.8% 56.7 -- KIXS-AS-KR Korea Telecom 9 - AS17488 48207 0.8% 34.6 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 10 - AS33783 46405 0.7% 281.2 -- EEPAD 11 - AS8151 46142 0.7% 30.2 -- Uninet S.A. de C.V. 12 - AS4788 40621 0.6% 18.9 -- TMNET-AS-AP TM Net, Internet Service Provider 13 - AS8866 39117 0.6% 122.2 -- BTC-AS Bulgarian Telecommunication Company Plc. 14 - AS17974 38238 0.6% 58.4 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 15 - AS14522 34635 0.6% 169.0 -- Satnet 16 - AS3464 33796 0.5% 90.4 -- ASC-NET - Alabama Supercomputer Network 17 - AS9929 33628 0.5% 106.8 -- CNCNET-CN China Netcom Corp. 18 - AS18231 29153 0.5% 118.0 -- EXATT-AS-AP IOL NETCOM LTD 19 - AS7738 28702 0.5% 107.5 -- Telecomunicacoes da Bahia S.A. 20 - AS47467 26561 0.4% 13280.5 -- GRIFFEL Griffel AB TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS47467 26561 0.4% 13280.5 -- GRIFFEL Griffel AB 2 - AS27245 14296 0.2% 7148.0 -- HEIDRICK-CHICAGO - HEIDRICK 3 - AS5691 74595 1.2% 6781.4 -- MITRE-AS-5 - The MITRE Corporation 4 - AS29910 6463 0.1% 6463.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 5 - AS22678 3947 0.1% 3947.0 -- OSDE 6 - AS39105 3891 0.1% 3891.0 -- CLASS-AS SC Class Computers And Service SRL 7 - AS23082 18722 0.3% 3744.4 -- MPHI - Michigan Public Health Institute 8 - AS40627 7463 0.1% 3731.5 -- RC-COLO1 - RingCentral Inc 9 - AS28361 3288 0.1% 3288.0 -- 10 - AS28194 18411 0.3% 2301.4 -- 11 - AS30929 2039 0.0% 2039.0 -- HUTCB Hidrotechnical Faculty - Technical University 12 - AS39748 2035 0.0% 2035.0 -- VITAS VITAS LLC 13 - AS5382 2001 0.0% 2001.0 -- TELESYSTEM-NET Planet Service Srl 14 - AS30969 20206 0.3% 1836.9 -- TAN-NET TransAfrica Networks 15 - AS28542 1750 0.0% 1750.0 -- Gobierno del Estado de Coahuila 16 - AS39794 1684 0.0% 1684.0 -- EL-KOZIENICE-AS Elektrownia Kozienice S.A. 17 - AS44194 1656 0.0% 1656.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin 18 - AS39244 1655 0.0% 1655.0 -- TEQNOBASE-AS Teqnobase AS 19 - AS23917 1616 0.0% 1616.0 -- BRIBIE-NET-AS-AP Bribie Island Net Multihomed, Brisbane 20 - AS42380 1605 0.0% 1605.0 -- ERGOLT-AS ERGO LIETUVA UADB TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 74455 1.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 221.134.222.0/24 63100 0.9% AS9583 -- SIFY-AS-IN Sify Limited 3 - 194.126.143.0/24 61857 0.9% AS9051 -- IDM Autonomous System 4 - 83.228.71.0/24 31718 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 5 - 221.128.192.0/18 25501 0.4% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 72.50.96.0/20 24581 0.4% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 7 - 196.42.0.0/20 15045 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 8 - 62.182.216.0/21 13290 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 9 - 91.203.160.0/22 13281 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 10 - 63.84.91.0/24 13136 0.2% AS27245 -- HEIDRICK-CHICAGO - HEIDRICK 11 - 203.63.26.0/24 10669 0.2% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 12 - 196.27.104.0/21 10087 0.1% AS30969 -- TAN-NET TransAfrica Networks AS8668 -- TELONE-AS TelOne Zimbabwe P/L 13 - 196.27.108.0/22 9846 0.1% AS30969 -- TAN-NET TransAfrica Networks 14 - 83.239.192.0/21 8961 0.1% AS42362 -- ALANIA-AS Sevosetinelectrosvyaz 15 - 216.255.56.0/21 8955 0.1% AS7106 -- OHIOBRIGHTNET - Com Net, Inc. 16 - 202.150.80.0/20 8752 0.1% AS9251 -- SPEEDNET-AP PT Speed Internet Digital 17 - 196.42.48.0/20 8109 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 18 - 72.50.112.0/20 8046 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 19 - 203.202.140.128/ 6993 0.1% AS7474 -- OPTUSCOM-AS01-AU SingTel Optus Pty Ltd 20 - 148.208.211.0/24 6962 0.1% AS8151 -- Uninet S.A. de C.V. 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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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 15 Aug '08

15 Aug '08

This report has been generated at Fri Aug 15 21:17:41 2008 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 08-08-08 275536 174033 09-08-08 277076 174082 10-08-08 277111 174109 11-08-08 277184 174315 12-08-08 277411 174839 13-08-08 277665 175560 14-08-08 278090 175338 15-08-08 277664 174543 AS Summary 29073 Number of ASes in routing system 12284 Number of ASes announcing only one prefix 5013 Largest number of prefixes announced by an AS AS4538 : ERX-CERNET-BKB China Education and Research Network Center 88346112 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'). --- 15Aug08 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 277853 174589 103264 37.2% All ASes AS4538 5013 877 4136 82.5% ERX-CERNET-BKB China Education and Research Network Center AS6389 3200 260 2940 91.9% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS209 2893 668 2225 76.9% ASN-QWEST - Qwest AS4755 1701 292 1409 82.8% VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System AS17488 1300 328 972 74.8% HATHWAY-NET-AP Hathway IP Over Cable Internet AS18566 1045 108 937 89.7% COVAD - Covad Communications Co. AS8151 1509 595 914 60.6% Uninet S.A. de C.V. AS6298 2004 1104 900 44.9% COX-PHX - Cox Communications Inc. AS22773 959 91 868 90.5% CCINET-2 - Cox Communications Inc. AS4323 1489 704 785 52.7% TWTC - tw telecom holdings, inc. AS1785 1454 741 713 49.0% AS-PAETEC-NET - PaeTec Communications, Inc. AS11492 1214 501 713 58.7% CABLEONE - CABLE ONE AS19262 937 242 695 74.2% VZGNI-TRANSIT - Verizon Internet Services Inc. AS2386 1563 913 650 41.6% INS-AS - AT&T Data Communications Services AS9498 674 106 568 84.3% BBIL-AP BHARTI Airtel Ltd. AS6478 1034 486 548 53.0% ATT-INTERNET3 - AT&T WorldNet Services AS18101 692 163 529 76.4% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS6197 954 477 477 50.0% BATI-ATL - BellSouth Network Solutions, Inc AS4766 884 417 467 52.8% KIXS-AS-KR Korea Telecom AS4808 617 154 463 75.0% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS22047 565 129 436 77.2% VTR BANDA ANCHA S.A. AS855 591 157 434 73.4% CANET-ASN-4 - Bell Aliant AS9443 523 91 432 82.6% INTERNETPRIMUS-AS-AP Primus Telecommunications AS7018 1432 1007 425 29.7% ATT-INTERNET4 - AT&T WorldNet Services AS4134 836 421 415 49.6% CHINANET-BACKBONE No.31,Jin-rong Street AS24560 564 152 412 73.0% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS7029 536 135 401 74.8% WINDSTREAM - Windstream Communications Inc AS4780 720 324 396 55.0% SEEDNET Digital United Inc. AS17676 524 142 382 72.9% GIGAINFRA BB TECHNOLOGY Corp. AS3602 450 78 372 82.7% AS3602-RTI - Rogers Telecom Inc. Total 37877 11863 26014 68.7% Top 30 total Possible Bogus Routes 14.14.14.0/24 AS577 BACOM - Bell Canada 24.51.159.0/24 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.53.86.0/24 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.54.224.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC 24.55.0.0/18 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC 24.75.160.0/19 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.142.40.0/21 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.142.160.0/19 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 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 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications 64.7.112.0/21 AS6453 GLOBEINTERNET TATA Communications 64.7.120.0/21 AS6453 GLOBEINTERNET TATA Communications 64.50.128.0/18 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 64.64.159.0/24 AS32004 BIG-ASN - Business Information Group, Inc. 64.144.0.0/15 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications 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 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.199.32.0/20 AS10397 WISP-AS - Wispnet, LLC 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 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 66.207.32.0/20 AS23011 67.20.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.64.0.0/13 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.168.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.232.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 69.80.0.0/17 AS3043 AMPHIB-AS - Amphibian Media Corporation 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 91.200.192.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.193.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.194.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.195.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 94.101.80.0/20 AS42926 RADORETELEKOM Radore Autonomous System 94.101.96.0/23 AS44836 SU155-AS SU-155 JSC 94.101.98.0/23 AS44836 SU155-AS SU-155 JSC 94.101.100.0/23 AS44836 SU155-AS SU-155 JSC 94.101.102.0/23 AS44836 SU155-AS SU-155 JSC 94.101.104.0/23 AS44836 SU155-AS SU-155 JSC 94.101.106.0/23 AS44836 SU155-AS SU-155 JSC 94.101.108.0/23 AS44836 SU155-AS SU-155 JSC 94.101.110.0/23 AS44836 SU155-AS SU-155 JSC 95.192.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 95.255.248.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 121.50.12.0/24 AS38236 121.50.13.0/24 AS38236 121.50.14.0/24 AS38236 121.50.15.0/24 AS38236 137.0.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center 151.135.0.0/16 AS4768 CLIX-NZ TelstraClear Ltd 159.3.211.0/24 AS2687 ASATTCA AT&T Global Network Services - AP 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 166.63.0.0/16 AS33775 NITEL-AS 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 172.16.0.0/16 AS8546 YOUR-COMMS-UK-AS Your Communications Ltd 188.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 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 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 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-1 192.96.141.0/24 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 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.47.0/24 AS6503 Avantel, S.A. 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 192.101.73.0/24 AS4765 WORLDNET-AS World Net & Services Co., Ltd. 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.122.212.0/24 AS209 ASN-QWEST - Qwest 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 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 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 193.200.114.0/23 AS31530 SERVERCREW-AS Servercrew LTD Autonomes System 194.31.227.0/24 AS21461 TRANSFAIRNET Transfair-net GmbH Krefeld 194.246.72.0/23 AS8893 ARTFILES-AS Artfiles New Media GmbH 195.254.192.0/19 AS2116 ASN-CATCHCOM Catch Communications 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-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.201.98.0/24 AS29571 CITelecom-AS 196.216.132.0/24 AS9207 TAIDE-KE-NAIROBI Taide - Kenya POP 196.216.134.0/24 AS9207 TAIDE-KE-NAIROBI Taide - Kenya POP 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 198.144.96.0/20 AS12185 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 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 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 199.114.0.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.128.0/18 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - 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 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - 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 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific 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 202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd 202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.124.207.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 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 202.164.100.0/24 AS18101 RIL-IDC Reliance Infocom Ltd Internet Data Centre, 202.176.228.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.176.232.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) 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 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecom 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 203.128.128.0/19 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) 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.217.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.16.120.0/23 AS12077 204.16.122.0/23 AS12077 204.19.14.0/23 AS577 BACOM - Bell Canada 204.48.58.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.48.60.0/24 AS4323 TWTC - tw telecom holdings, inc. 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. 205.144.160.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 206.162.224.0/19 AS23464 ILCSNET - Interlink Computer Services 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.220.240.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.64/26 AS22335 MREN - Metropolitan Research and Education Network 206.220.240.128/25 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.160/30 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.220/32 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.241.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 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 207.191.128.0/19 AS10887 BPSI-AS - BPSI Internet Services 207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION 207.204.222.0/24 AS22773 CCINET-2 - Cox Communications Inc. 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.38.192.0/21 AS14237 BEAMSPEED1 - Beamspeed 208.38.202.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.203.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.204.0/22 AS14237 BEAMSPEED1 - Beamspeed 209.54.93.0/24 AS22773 CCINET-2 - Cox Communications Inc. 209.54.111.0/24 AS22773 CCINET-2 - Cox Communications Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.105.224.0/19 AS20074 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. 209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 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 216.99.16.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.162.96.0/19 AS7393 CYBERCON - CYBERCON, INC. 216.172.198.0/24 AS22773 CCINET-2 - Cox Communications Inc. 216.172.199.0/24 AS22773 CCINET-2 - Cox Communications Inc. 216.176.22.0/24 AS20299 Newcom Limited 216.210.86.0/24 AS577 BACOM - Bell Canada 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 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet 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

[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 08 Aug '08

08 Aug '08

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 Aug, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 265478 Prefixes after maximum aggregation: 129570 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129591 Total ASes present in the Internet Routing Table: 28883 Prefixes per ASN: 9.19 Origin-only ASes present in the Internet Routing Table: 25165 Origin ASes announcing only one prefix: 12193 Transit ASes present in the Internet Routing Table: 3718 Transit-only ASes present in the Internet Routing Table: 81 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 25 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 569 Unregistered ASNs in the Routing Table: 209 Number of 32-bit ASNs allocated by the RIRs: 55 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 778 Number of addresses announced to Internet: 1889709152 Equivalent to 112 /8s, 162 /16s and 172 /24s Percentage of available address space announced: 51.0 Percentage of allocated address space announced: 61.9 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.0 Total number of prefixes smaller than registry allocations: 130048 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 61000 Total APNIC prefixes after maximum aggregation: 22709 APNIC Deaggregation factor: 2.69 Prefixes being announced from the APNIC address blocks: 57975 Unique aggregates announced from the APNIC address blocks: 26131 APNIC Region origin ASes present in the Internet Routing Table: 3322 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 880 APNIC Region transit ASes present in the Internet Routing Table: 512 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 370241056 Equivalent to 22 /8s, 17 /16s and 110 /24s Percentage of available APNIC address space announced: 78.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 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, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 121751 Total ARIN prefixes after maximum aggregation: 65124 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91093 Unique aggregates announced from the ARIN address blocks: 34943 ARIN Region origin ASes present in the Internet Routing Table: 12344 ARIN Prefixes per ASN: 7.38 ARIN Region origin ASes announcing only one prefix: 4761 ARIN Region transit ASes present in the Internet Routing Table: 1179 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 360292768 Equivalent to 21 /8s, 121 /16s and 161 /24s Percentage of available ARIN address space announced: 74.1 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 ARIN Address Blocks 24/8, 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, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 57093 Total RIPE prefixes after maximum aggregation: 34735 RIPE Deaggregation factor: 1.64 Prefixes being announced from the RIPE address blocks: 52243 Unique aggregates announced from the RIPE address blocks: 35108 RIPE Region origin ASes present in the Internet Routing Table: 11705 RIPE Prefixes per ASN: 4.46 RIPE Region origin ASes announcing only one prefix: 6155 RIPE Region transit ASes present in the Internet Routing Table: 1764 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 368507008 Equivalent to 21 /8s, 246 /16s and 248 /24s Percentage of available RIPE address space announced: 84.5 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, 47104-48127 RIPE Address Blocks 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 21040 Total LACNIC prefixes after maximum aggregation: 5302 LACNIC Deaggregation factor: 3.97 Prefixes being announced from the LACNIC address blocks: 19279 Unique aggregates announced from the LACNIC address blocks: 10899 LACNIC Region origin ASes present in the Internet Routing Table: 977 LACNIC Prefixes per ASN: 19.73 LACNIC Region origin ASes announcing only one prefix: 319 LACNIC Region transit ASes present in the Internet Routing Table: 165 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 25 Number of LACNIC addresses announced to Internet: 54245376 Equivalent to 3 /8s, 59 /16s and 184 /24s Percentage of available LACNIC address space announced: 53.9 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4028 Total AfriNIC prefixes after maximum aggregation: 1224 AfriNIC Deaggregation factor: 3.29 Prefixes being announced from the AfriNIC address blocks: 4372 Unique aggregates announced from the AfriNIC address blocks: 1913 AfriNIC Region origin ASes present in the Internet Routing Table: 246 AfriNIC Prefixes per ASN: 17.77 AfriNIC Region origin ASes announcing only one prefix: 78 AfriNIC Region transit ASes present in the Internet Routing Table: 49 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 12534016 Equivalent to 0 /8s, 191 /16s and 65 /24s Percentage of available AfriNIC address space announced: 37.4 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 4755 1691 345 178 Videsh Sanchar Nigam Ltd. Aut 17488 1288 88 92 Hathway IP Over Cable Interne 9583 1174 92 492 Sify Limited 4766 856 6390 349 Korea Telecom (KIX) 4134 833 13516 353 CHINANET-BACKBONE 23577 831 35 703 Korea Telecom (ATM-MPLS) 4780 712 353 64 Digital United Inc. 18101 712 167 33 Reliance Infocom Ltd Internet 9498 669 291 54 BHARTI BT INTERNET LTD. 4808 618 1112 137 CNCGROUP IP network: China169 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 3200 3358 208 bellsouth.net, inc. 209 2975 3860 625 Qwest 6298 1778 270 768 Cox Communicatons 2386 1560 707 893 AT&T Data Communications Serv 4323 1489 1078 380 Time Warner Telecom 1785 1450 478 102 AppliedTheory Corporation 7018 1411 5830 989 AT&T WorldNet Services 11492 1218 151 23 Cable One 20115 1117 1082 571 Charter Communications 18566 1045 296 10 Covad Communications 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 414 1792 372 TDC Tele Danmark 3215 371 2756 106 France Telecom Transpac 8452 357 188 11 TEDATA 3301 333 1460 304 TeliaNet Sweden 3320 323 7047 271 Deutsche Telekom AG 8866 316 77 21 Bulgarian Telecommunication C 8551 288 270 38 Bezeq International 5462 286 666 27 Telewest Broadband 680 274 2047 264 DFN-IP service G-WiN 6746 268 126 243 Dynamic Network Technologies, 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 1476 2592 225 UniNet S.A. de C.V. 11830 624 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 475 235 63 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 417 85 48 ENTEL CHILE S.A. 11172 409 118 71 Servicios Alestra S.A de C.V 10620 407 107 51 TVCABLE BOGOTA 14117 375 23 9 Telefonica del Sur S.A. 20299 346 24 101 NEWCOM AMERICAS 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 24863 495 63 28 LINKdotNET AS number 20858 402 34 3 EgyNet 3741 269 855 224 The Internet Solution 2018 211 213 130 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 135 10 12 EEPAD TISP TELECOM & INTERNET 5713 129 540 74 Telkom SA Ltd 5536 120 8 17 Internet Egypt Network 33776 114 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system 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 3200 3358 208 bellsouth.net, inc. 209 2975 3860 625 Qwest 6298 1778 270 768 Cox Communicatons 4755 1691 345 178 Videsh Sanchar Nigam Ltd. Aut 2386 1560 707 893 AT&T Data Communications Serv 4323 1489 1078 380 Time Warner Telecom 8151 1476 2592 225 UniNet S.A. de C.V. 1785 1450 478 102 AppliedTheory Corporation 7018 1411 5830 989 AT&T WorldNet Services 17488 1288 88 92 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2975 2350 Qwest 4755 1691 1513 Videsh Sanchar Nigam Ltd. Aut 1785 1450 1348 AppliedTheory Corporation 8151 1476 1251 UniNet S.A. de C.V. 17488 1288 1196 Hathway IP Over Cable Interne 11492 1218 1195 Cable One 4323 1489 1109 Time Warner Telecom 18566 1045 1035 Covad Communications 6298 1778 1010 Cox Communicatons 22773 973 910 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 27220 UNALLOCATED 12.35.204.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.51.159.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 63.140.213.0/24 22555 Universal Talkware Corporatio 63.143.71.0/24 701 UUNET Technologies, Inc. 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 /8:18 /9:9 /10:17 /11:45 /12:146 /13:293 /14:523 /15:1054 /16:10035 /17:4344 /18:7529 /19:15967 /20:18606 /21:18147 /22:22946 /23:23926 /24:139133 /25:843 /26:1036 /27:758 /28:86 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2035 3200 bellsouth.net, inc. 6298 1752 1778 Cox Communicatons 209 1726 2975 Qwest 2386 1236 1560 AT&T Data Communications Serv 11492 1199 1218 Cable One 17488 1096 1288 Hathway IP Over Cable Interne 1785 1064 1450 AppliedTheory Corporation 4755 1042 1691 Videsh Sanchar Nigam Ltd. Aut 9583 1030 1174 Sify Limited 18566 1026 1045 Covad Communications Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 8:129 12:2102 13:2 14:1 15:22 16:3 17:5 18:13 20:35 24:1085 32:59 38:479 40:92 41:695 43:1 44:2 47:12 52:3 55:3 56:3 57:27 58:526 59:512 60:456 61:992 62:1208 63:2036 64:3262 65:2376 66:3496 67:1221 68:743 69:2289 70:823 71:116 72:2008 73:6 74:1086 75:156 76:308 77:754 78:805 79:218 80:976 81:849 82:610 83:378 84:570 85:966 86:397 87:684 88:340 89:1296 90:33 91:1389 92:247 93:720 94:95 96:53 97:44 98:301 99:3 114:81 115:34 116:923 117:330 118:193 119:442 120:63 121:581 122:808 123:372 124:904 125:1176 128:360 129:198 130:135 131:411 132:67 133:9 134:187 135:33 136:222 137:94 138:146 139:88 140:500 141:103 142:404 143:335 144:390 145:51 146:372 147:156 148:517 149:198 150:129 151:181 152:143 153:136 154:10 155:252 156:174 157:285 158:186 159:294 160:273 161:119 162:216 163:155 164:516 165:455 166:318 167:329 168:623 169:139 170:425 171:32 172:10 188:1 189:431 190:2264 192:5799 193:4140 194:3241 195:2550 196:1025 198:3738 199:3307 200:5588 201:1471 202:7691 203:8077 204:3962 205:2144 206:2361 207:2760 208:3502 209:3465 210:2586 211:1076 212:1425 213:1600 214:172 215:50 216:4483 217:1212 218:343 219:428 220:1065 221:455 222:309 End of report

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[routing-wg]BGP Update Report
by cidr-report＠potaroo.net 08 Aug '08

08 Aug '08

BGP Update Report Interval: 07-Jul-08 -to- 07-Aug-08 (32 days) Observation Point: BGP Peering with AS2.0 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9583 101208 1.6% 81.0 -- SIFY-AS-IN Sify Limited 2 - AS4538 94439 1.5% 18.8 -- ERX-CERNET-BKB China Education and Research Network Center 3 - AS17488 76802 1.2% 55.7 -- HATHWAY-NET-AP Hathway IP Over Cable Internet 4 - AS5691 74254 1.1% 6750.4 -- MITRE-AS-5 - The MITRE Corporation 5 - AS6298 72337 1.1% 39.0 -- COX-PHX - Cox Communications Inc. 6 - AS7738 70391 1.1% 228.5 -- Telecomunicacoes da Bahia S.A. 7 - AS9051 65914 1.0% 401.9 -- IDM Autonomous System 8 - AS10396 64719 1.0% 1294.4 -- COQUI-NET - DATACOM CARIBE, INC. 9 - AS1803 64323 1.0% 50.9 -- ICMNET-5 - Sprint 10 - AS4766 47900 0.7% 53.9 -- KIXS-AS-KR Korea Telecom 11 - AS33783 45766 0.7% 277.4 -- EEPAD 12 - AS8866 43198 0.7% 135.0 -- BTC-AS Bulgarian Telecommunication Company Plc. 13 - AS17974 41321 0.6% 63.0 -- TELKOMNET-AS2-AP PT Telekomunikasi Indonesia 14 - AS4788 40328 0.6% 18.8 -- TMNET-AS-AP TM Net, Internet Service Provider 15 - AS8151 37924 0.6% 25.6 -- Uninet S.A. de C.V. 16 - AS3464 34522 0.5% 91.8 -- ASC-NET - Alabama Supercomputer Network 17 - AS9929 33682 0.5% 106.9 -- CNCNET-CN China Netcom Corp. 18 - AS18231 27893 0.4% 112.9 -- EXATT-AS-AP IOL NETCOM LTD 19 - AS702 26805 0.4% 48.8 -- AS702 Verizon Business EMEA - Commercial IP service provider in Europe 20 - AS47467 26561 0.4% 13280.5 -- GRIFFEL Griffel AB TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS47467 26561 0.4% 13280.5 -- GRIFFEL Griffel AB 2 - AS27245 16218 0.2% 8109.0 -- HEIDRICK-CHICAGO - HEIDRICK 3 - AS5691 74254 1.1% 6750.4 -- MITRE-AS-5 - The MITRE Corporation 4 - AS30850 12469 0.2% 6234.5 -- DESMIE-AS Hellenic Trasmission System Operator S.A. 5 - AS29910 5418 0.1% 5418.0 -- IACP - INTL. ASSN OF CHIEF OF POLICEI 6 - AS39105 4134 0.1% 4134.0 -- CLASS-AS SC Class Computers And Service SRL 7 - AS22678 3947 0.1% 3947.0 -- OSDE 8 - AS23082 18622 0.3% 3724.4 -- MPHI - Michigan Public Health Institute 9 - AS40627 7426 0.1% 3713.0 -- RC-COLO1 - RingCentral Inc 10 - AS44656 3448 0.1% 3448.0 -- HOLOSFIND-ROMANIA HOLOSFIND SRL 11 - AS28361 3285 0.1% 3285.0 -- 12 - AS44194 3261 0.1% 3261.0 -- FREIFUNK-BERLIN-AS Freifunk Berlin 13 - AS5382 2038 0.0% 2038.0 -- TELESYSTEM-NET Planet Service Srl 14 - AS36988 5605 0.1% 1868.3 -- MILLICOM-SL 15 - AS30929 1776 0.0% 1776.0 -- HUTCB Hidrotechnical Faculty - Technical University 16 - AS28542 1751 0.0% 1751.0 -- Gobierno del Estado de Coahuila 17 - AS39244 1661 0.0% 1661.0 -- TEQNOBASE-AS Teqnobase AS 18 - AS36966 1635 0.0% 1635.0 -- Edgenet 19 - AS40256 6445 0.1% 1611.2 -- ACS-HCMS-ASN - Affiliated Computer Services, Inc. 20 - AS42795 1600 0.0% 1600.0 -- XEROX-GENERAL-AS Xerox General Services TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 192.12.120.0/24 74114 1.1% AS5691 -- MITRE-AS-5 - The MITRE Corporation 2 - 221.134.222.0/24 63264 0.9% AS9583 -- SIFY-AS-IN Sify Limited 3 - 194.126.143.0/24 56525 0.8% AS9051 -- IDM Autonomous System 4 - 83.228.71.0/24 35575 0.5% AS8866 -- BTC-AS Bulgarian Telecommunication Company Plc. 5 - 221.128.192.0/18 25386 0.4% AS18231 -- EXATT-AS-AP IOL NETCOM LTD 6 - 72.50.96.0/20 20520 0.3% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 7 - 63.84.91.0/24 14884 0.2% AS27245 -- HEIDRICK-CHICAGO - HEIDRICK 8 - 62.182.216.0/21 13290 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 9 - 91.203.160.0/22 13281 0.2% AS35706 -- NAO Net at Once AS47467 -- GRIFFEL Griffel AB 10 - 196.42.0.0/20 12689 0.2% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 11 - 195.47.233.0/24 12459 0.2% AS30850 -- DESMIE-AS Hellenic Trasmission System Operator S.A. 12 - 210.214.144.0/24 12233 0.2% AS9583 -- SIFY-AS-IN Sify Limited 13 - 210.214.128.0/23 11757 0.2% AS9583 -- SIFY-AS-IN Sify Limited 14 - 203.63.26.0/24 10720 0.1% AS9747 -- EZINTERNET-AS-AP EZInternet Pty Ltd 15 - 196.42.48.0/20 9348 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 16 - 72.50.112.0/20 9257 0.1% AS10396 -- COQUI-NET - DATACOM CARIBE, INC. 17 - 202.150.80.0/20 8752 0.1% AS9251 -- SPEEDNET-AP PT Speed Internet Digital 18 - 216.255.56.0/21 8670 0.1% AS7106 -- OHIOBRIGHTNET - Com Net, Inc. 19 - 196.27.104.0/21 7325 0.1% AS30969 -- TAN-NET TransAfrica Networks AS8668 -- TELONE-AS TelOne Zimbabwe P/L 20 - 196.27.108.0/22 7158 0.1% AS30969 -- TAN-NET TransAfrica Networks 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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[routing-wg]The Cidr Report
by cidr-report＠potaroo.net 08 Aug '08

08 Aug '08

This report has been generated at Fri Aug 8 21:16:30 2008 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 01-08-08 276746 172840 02-08-08 277156 173225 03-08-08 277237 173424 04-08-08 276952 173871 05-08-08 277270 174215 06-08-08 277640 173603 07-08-08 276961 172748 08-08-08 275536 173068 AS Summary 29004 Number of ASes in routing system 12265 Number of ASes announcing only one prefix 5007 Largest number of prefixes announced by an AS AS4538 : ERX-CERNET-BKB China Education and Research Network Center 88347136 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'). --- 08Aug08 --- ASnum NetsNow NetsAggr NetGain % Gain Description Table 277366 174242 103124 37.2% All ASes AS4538 5007 876 4131 82.5% ERX-CERNET-BKB China Education and Research Network Center AS6389 3203 260 2943 91.9% BELLSOUTH-NET-BLK - BellSouth.net Inc. AS209 2993 677 2316 77.4% ASN-QWEST - Qwest AS4755 1700 290 1410 82.9% VSNL-AS Videsh Sanchar Nigam Ltd. Autonomous System AS18566 1045 108 937 89.7% COVAD - Covad Communications Co. AS17488 1287 358 929 72.2% HATHWAY-NET-AP Hathway IP Over Cable Internet AS6298 1779 878 901 50.6% COX-PHX - Cox Communications Inc. AS22773 973 85 888 91.3% CCINET-2 - Cox Communications Inc. AS8151 1475 592 883 59.9% Uninet S.A. de C.V. AS1785 1469 671 798 54.3% AS-PAETEC-NET - PaeTec Communications, Inc. AS4323 1487 694 793 53.3% TWTC - tw telecom holdings, inc. AS19262 935 234 701 75.0% VZGNI-TRANSIT - Verizon Internet Services Inc. AS11492 1217 526 691 56.8% CABLEONE - CABLE ONE AS2386 1565 912 653 41.7% INS-AS - AT&T Data Communications Services AS18101 711 153 558 78.5% RIL-IDC Reliance Infocom Ltd Internet Data Centre, AS9498 669 115 554 82.8% BBIL-AP BHARTI Airtel Ltd. AS6478 1016 466 550 54.1% ATT-INTERNET3 - AT&T WorldNet Services AS6197 953 477 476 49.9% BATI-ATL - BellSouth Network Solutions, Inc AS4766 882 415 467 52.9% KIXS-AS-KR Korea Telecom AS4808 618 155 463 74.9% CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network AS22047 565 129 436 77.2% VTR BANDA ANCHA S.A. AS855 587 156 431 73.4% CANET-ASN-4 - Bell Aliant AS9443 521 91 430 82.5% INTERNETPRIMUS-AS-AP Primus Telecommunications AS7018 1433 1007 426 29.7% ATT-INTERNET4 - AT&T WorldNet Services AS4134 833 419 414 49.7% CHINANET-BACKBONE No.31,Jin-rong Street AS24560 546 151 395 72.3% AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., Telemedia Services AS4780 716 324 392 54.7% SEEDNET Digital United Inc. AS17676 524 142 382 72.9% GIGAINFRA BB TECHNOLOGY Corp. AS3602 453 80 373 82.3% AS3602-RTI - Rogers Telecom Inc. AS16814 426 62 364 85.4% NSS S.A. Total 37588 11503 26085 69.4% Top 30 total Possible Bogus Routes 10.100.15.0/24 AS12739 NETLINE_AS NetLine Ltd 14.14.14.0/24 AS577 BACOM - Bell Canada 24.48.0.0/13 AS19548 ADELPHIA-AS2 - Road Runner HoldCo LLC 24.51.159.0/24 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.54.224.0/19 AS20001 ROADRUNNER-WEST - Road Runner HoldCo LLC 24.75.160.0/19 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 24.142.40.0/21 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.142.160.0/19 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.245.128.0/17 AS11492 CABLEONE - CABLE ONE 24.246.0.0/17 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 24.246.128.0/18 AS7018 ATT-INTERNET4 - AT&T WorldNet Services 62.61.220.0/24 AS24974 TACHYON-EU Tachyon Europe BV - Wireless Broadband via Satellite 63.140.213.0/24 AS22555 UTC - Universal Talkware Corporation 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 63.143.251.0/24 AS22555 UTC - Universal Talkware Corporation 63.248.0.0/16 AS3356 LEVEL3 Level 3 Communications 64.7.112.0/21 AS6453 GLOBEINTERNET TATA Communications 64.7.120.0/21 AS6453 GLOBEINTERNET TATA Communications 64.50.128.0/18 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 64.64.159.0/24 AS32004 BIG-ASN - Business Information Group, Inc. 64.144.0.0/15 AS4565 MEGAPATH2-US - MegaPath Networks Inc. 64.188.0.0/16 AS3356 LEVEL3 Level 3 Communications 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 66.180.239.0/24 AS35888 VIGNETTE - VIGNETTE CORPORATION 66.199.32.0/20 AS10397 WISP-AS - Wispnet, LLC 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 66.206.40.0/22 AS174 COGENT Cogent/PSI 66.206.44.0/23 AS174 COGENT Cogent/PSI 66.206.47.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 66.207.32.0/20 AS23011 67.20.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.64.0.0/13 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.168.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 68.232.0.0/14 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 69.71.192.0/20 AS13818 PHX-INTL-TELEPORT - Phoenix International Teleport 69.80.0.0/17 AS3043 AMPHIB-AS - Amphibian Media Corporation 70.34.0.0/16 AS7843 ADELPHIA-AS - Road Runner HoldCo LLC 80.88.0.0/21 AS33774 DJAWEB 80.88.8.0/22 AS33774 DJAWEB 80.88.10.0/24 AS33774 DJAWEB 80.88.12.0/24 AS33779 wataniya-telecom-as 87.76.0.0/16 AS3301 TELIANET-SWEDEN TeliaNet Sweden 91.200.192.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.193.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.194.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 91.200.195.128/25 AS44045 DIGIEF-AS Didjief internation kulinari koncept LLC 94.134.0.0/15 AS8881 VERSATEL Versatel Deutschland 95.192.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 95.255.248.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 121.50.10.0/24 AS38236 121.50.12.0/24 AS38236 121.50.13.0/24 AS38236 121.50.14.0/24 AS38236 121.50.15.0/24 AS38236 137.0.0.0/13 AS721 DISA-ASNBLK - DoD Network Information Center 151.135.0.0/16 AS4768 CLIX-NZ TelstraClear Ltd 159.3.211.0/24 AS2687 ASATTCA AT&T Global Network Services - AP 163.142.0.0/16 AS2500 WIDE-BB WIDE Project 166.63.0.0/16 AS33775 NITEL-AS 172.7.0.0/24 AS28175 172.10.1.0/30 AS18305 POSNET POSDATA Co.,Ltd 172.16.0.0/16 AS8546 YOUR-COMMS-UK-AS Your Communications Ltd 188.0.0.0/16 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/21 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 188.0.0.0/24 AS12654 RIPE-NCC-RIS-AS RIPE NCC RIS project 192.9.200.0/24 AS3602 AS3602-RTI - Rogers Telecom Inc. 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 192.64.85.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.107.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.108.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.69.177.0/24 AS1759 TSF-IP-CORE TeliaSonera Finland IP Network 192.70.164.0/24 AS25689 NRCNET-AS - National Research Council of Canada 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-1 192.96.141.0/24 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 192.101.45.0/24 AS2905 TICSA-ASN 192.101.46.0/24 AS6503 Avantel, S.A. 192.101.47.0/24 AS6503 Avantel, S.A. 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 192.101.73.0/24 AS4765 WORLDNET-AS World Net & Services Co., Ltd. 192.101.74.0/24 AS1239 SPRINTLINK - Sprint 192.122.212.0/24 AS209 ASN-QWEST - Qwest 192.124.248.0/23 AS680 DFN-IP service G-WiN 192.124.252.0/22 AS680 DFN-IP service G-WiN 192.131.233.0/24 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 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 192.154.32.0/19 AS81 NCREN - MCNC 192.188.208.0/20 AS721 DISA-ASNBLK - DoD Network Information Center 193.200.114.0/23 AS31530 SERVERCREW-AS Servercrew LTD Autonomes System 194.31.227.0/24 AS21461 TRANSFAIRNET Transfair-net GmbH Krefeld 194.246.72.0/23 AS8893 ARTFILES-AS Artfiles New Media GmbH 195.254.192.0/19 AS2116 ASN-CATCHCOM Catch Communications 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-1 196.13.192.0/22 AS2018 TENET-1 196.13.196.0/24 AS2018 TENET-1 196.201.98.0/24 AS29571 CITelecom-AS 196.216.132.0/24 AS9207 TAIDE-KE-NAIROBI Taide - Kenya POP 196.216.134.0/24 AS9207 TAIDE-KE-NAIROBI Taide - Kenya POP 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 198.144.96.0/20 AS12185 198.161.87.0/24 AS6539 GT-BELL - Bell Canada 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 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 199.114.0.0/21 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.128.0/18 AS721 DISA-ASNBLK - DoD Network Information Center 199.114.130.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.131.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.132.0/24 AS6045 DDN-ASNBLK - 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 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.140.0/24 AS3544 ITSDN-U7 - DoD Network Information Center 199.114.142.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.144.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.148.0/24 AS6045 DDN-ASNBLK - DoD Network Information Center 199.114.150.0/24 AS6045 DDN-ASNBLK - 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 202.58.113.0/24 AS19161 INNOCOM-TELECOM - INNOCOM TELECOM 202.73.144.0/20 AS4788 TMNET-AS-AP TM Net, Internet Service Provider 202.80.192.0/20 AS2706 HKSUPER-HK-AP Pacific 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 202.90.33.0/24 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 202.94.1.0/24 AS4808 CHINA169-BJ CNCGROUP IP network China169 Beijing Province Network 202.94.70.0/24 AS9837 POWERTEL-AP Powertel Ltd 202.124.195.0/24 AS17557 PKTELECOM-AS-AP Pakistan Telecom 202.124.207.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 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 202.164.100.0/24 AS18101 RIL-IDC Reliance Infocom Ltd Internet Data Centre, 202.176.228.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) LIMITED 202.176.232.0/24 AS17988 SINOSAT-AS-AP SINOSAT (HONG KONG) 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 203.89.139.0/24 AS17911 BRAINPK-AS-AP Brain Telecommunication Ltd. 203.111.192.0/20 AS7473 SINGTEL-AS-AP Singapore Telecom 203.112.97.0/24 AS9942 COMINDICO-AP SOUL Converged Communications Australia 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 203.128.128.0/19 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) 204.9.216.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.9.217.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.9.218.0/23 AS6389 BELLSOUTH-NET-BLK - BellSouth.net Inc. 204.13.140.0/22 AS7270 NET2PHONE - Net2Phone Corp. 204.16.120.0/23 AS12077 204.16.122.0/23 AS12077 204.19.14.0/23 AS577 BACOM - Bell Canada 204.48.58.0/24 AS4323 TWTC - tw telecom holdings, inc. 204.48.60.0/24 AS4323 TWTC - tw telecom holdings, inc. 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. 205.144.160.0/20 AS7296 ALCHEMYNET - Alchemy Communications, Inc. 205.150.0.0/15 AS701 UUNET - MCI Communications Services, Inc. d/b/a Verizon Business 206.162.224.0/19 AS23464 ILCSNET - Interlink Computer Services 206.180.240.0/20 AS12083 KNOLOGY-NET - Knology Holdings 206.220.240.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.64/26 AS22335 MREN - Metropolitan Research and Education Network 206.220.240.128/25 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.160/30 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.240.220/32 AS10764 STARTAP - National Center for Supercomputing Applications 206.220.241.0/24 AS10764 STARTAP - National Center for Supercomputing Applications 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 207.191.128.0/19 AS10887 BPSI-AS - BPSI Internet Services 207.204.168.0/24 AS15150 BELLTECH-AS - BELLWETHER TECHNOLOGY CORPORATION 207.204.222.0/24 AS22773 CCINET-2 - Cox Communications Inc. 207.231.96.0/19 AS11194 NUNETPA - NuNet Inc. 208.38.192.0/21 AS14237 BEAMSPEED1 - Beamspeed 208.38.202.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.203.0/24 AS14237 BEAMSPEED1 - Beamspeed 208.38.204.0/22 AS14237 BEAMSPEED1 - Beamspeed 208.99.64.0/19 AS29789 REFLECTED - Reflected Networks, Inc. 209.54.93.0/24 AS22773 CCINET-2 - Cox Communications Inc. 209.54.111.0/24 AS22773 CCINET-2 - Cox Communications Inc. 209.54.123.0/24 AS6062 NETPLEX - NETPLEX 209.54.240.0/21 AS10887 BPSI-AS - BPSI Internet Services 209.105.224.0/19 AS20074 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. 209.141.16.0/21 AS10573 WEBNEXUS - WebNexus Communications Inc. 209.141.48.0/22 AS14461 NTSL - NET SOLUTIONS 209.145.192.0/18 AS3043 AMPHIB-AS - Amphibian Media Corporation 210.5.128.0/20 AS4837 CHINA169-BACKBONE CNCGROUP China169 Backbone 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 216.99.16.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.99.20.0/24 AS6395 LVLT-6395 - Level 3 Communications, Inc. 216.162.96.0/19 AS7393 CYBERCON - CYBERCON, INC. 216.172.198.0/24 AS22773 CCINET-2 - Cox Communications Inc. 216.172.199.0/24 AS22773 CCINET-2 - Cox Communications Inc. 216.176.22.0/24 AS20299 Newcom Limited 216.210.86.0/24 AS577 BACOM - Bell Canada 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 216.251.207.0/24 AS1239 SPRINTLINK - Sprint 217.78.71.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.72.0/24 AS12491 IPPLANET-AS IPPlanet 217.78.73.0/24 AS12491 IPPLANET-AS IPPlanet 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

[routing-wg]Weekly Routing Table Report
by Routing Analysis Role Account 01 Aug '08

01 Aug '08

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 02 Aug, 2008 Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 265184 Prefixes after maximum aggregation: 129461 Deaggregation factor: 2.05 Unique aggregates announced to Internet: 129300 Total ASes present in the Internet Routing Table: 28821 Prefixes per ASN: 9.20 Origin-only ASes present in the Internet Routing Table: 25126 Origin ASes announcing only one prefix: 12150 Transit ASes present in the Internet Routing Table: 3695 Transit-only ASes present in the Internet Routing Table: 79 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 21 Max AS path prepend of ASN ( 3816) 15 Prefixes from unregistered ASNs in the Routing Table: 572 Unregistered ASNs in the Routing Table: 211 Number of 32-bit ASNs allocated by the RIRs: 53 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 791 Number of addresses announced to Internet: 1888212576 Equivalent to 112 /8s, 139 /16s and 214 /24s Percentage of available address space announced: 50.9 Percentage of allocated address space announced: 61.9 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.0 Total number of prefixes smaller than registry allocations: 129790 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 60837 Total APNIC prefixes after maximum aggregation: 22712 APNIC Deaggregation factor: 2.68 Prefixes being announced from the APNIC address blocks: 57817 Unique aggregates announced from the APNIC address blocks: 26028 APNIC Region origin ASes present in the Internet Routing Table: 3320 APNIC Prefixes per ASN: 17.41 APNIC Region origin ASes announcing only one prefix: 878 APNIC Region transit ASes present in the Internet Routing Table: 513 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 369846304 Equivalent to 22 /8s, 11 /16s and 104 /24s Percentage of available APNIC address space announced: 78.7 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 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, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 121736 Total ARIN prefixes after maximum aggregation: 65145 ARIN Deaggregation factor: 1.87 Prefixes being announced from the ARIN address blocks: 91199 Unique aggregates announced from the ARIN address blocks: 34975 ARIN Region origin ASes present in the Internet Routing Table: 12333 ARIN Prefixes per ASN: 7.39 ARIN Region origin ASes announcing only one prefix: 4760 ARIN Region transit ASes present in the Internet Routing Table: 1172 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 359625120 Equivalent to 21 /8s, 111 /16s and 113 /24s Percentage of available ARIN address space announced: 73.9 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, 46080-47103 ARIN Address Blocks 24/8, 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, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 57109 Total RIPE prefixes after maximum aggregation: 34644 RIPE Deaggregation factor: 1.65 Prefixes being announced from the RIPE address blocks: 52259 Unique aggregates announced from the RIPE address blocks: 35059 RIPE Region origin ASes present in the Internet Routing Table: 11666 RIPE Prefixes per ASN: 4.48 RIPE Region origin ASes announcing only one prefix: 6118 RIPE Region transit ASes present in the Internet Routing Table: 1753 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 368008320 Equivalent to 21 /8s, 239 /16s and 92 /24s Percentage of available RIPE address space announced: 84.4 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, 47104-48127 RIPE Address Blocks 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, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 20879 Total LACNIC prefixes after maximum aggregation: 5274 LACNIC Deaggregation factor: 3.96 Prefixes being announced from the LACNIC address blocks: 19108 Unique aggregates announced from the LACNIC address blocks: 10762 LACNIC Region origin ASes present in the Internet Routing Table: 971 LACNIC Prefixes per ASN: 19.68 LACNIC Region origin ASes announcing only one prefix: 316 LACNIC Region transit ASes present in the Internet Routing Table: 162 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 54027264 Equivalent to 3 /8s, 56 /16s and 100 /24s Percentage of available LACNIC address space announced: 53.7 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 4054 Total AfriNIC prefixes after maximum aggregation: 1210 AfriNIC Deaggregation factor: 3.35 Prefixes being announced from the AfriNIC address blocks: 4420 Unique aggregates announced from the AfriNIC address blocks: 1902 AfriNIC Region origin ASes present in the Internet Routing Table: 245 AfriNIC Prefixes per ASN: 18.04 AfriNIC Region origin ASes announcing only one prefix: 78 AfriNIC Region transit ASes present in the Internet Routing Table: 47 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 12521984 Equivalent to 0 /8s, 191 /16s and 18 /24s Percentage of available AfriNIC address space announced: 37.3 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 4755 1688 345 177 Videsh Sanchar Nigam Ltd. Aut 17488 1267 87 91 Hathway IP Over Cable Interne 9583 1146 87 486 Sify Limited 4766 855 6390 348 Korea Telecom (KIX) 4134 831 13619 339 CHINANET-BACKBONE 23577 830 35 702 Korea Telecom (ATM-MPLS) 4780 712 353 64 Digital United Inc. 18101 711 167 33 Reliance Infocom Ltd Internet 9498 663 291 54 BHARTI BT INTERNET LTD. 4808 623 1120 138 CNCGROUP IP network: China169 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 3205 3359 213 bellsouth.net, inc. 209 2982 3860 621 Qwest 6298 1778 270 769 Cox Communicatons 4323 1491 1062 380 Time Warner Telecom 2386 1486 673 880 AT&T Data Communications Serv 7018 1409 5829 987 AT&T WorldNet Services 1785 1390 478 102 AppliedTheory Corporation 11492 1215 151 23 Cable One 20115 1115 1080 572 Charter Communications 18566 1045 296 10 Covad Communications 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 414 1792 372 TDC Tele Danmark 3215 358 2756 106 France Telecom Transpac 8452 347 188 11 TEDATA 3301 332 1460 303 TeliaNet Sweden 3320 322 7047 270 Deutsche Telekom AG 8866 316 77 21 Bulgarian Telecommunication C 5462 296 666 27 Telewest Broadband 8551 287 270 38 Bezeq International 680 274 2047 264 DFN-IP service G-WiN 6746 267 125 242 Dynamic Network Technologies, 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 1447 2591 226 UniNet S.A. de C.V. 11830 612 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 7303 474 234 62 Telecom Argentina Stet-France 16814 426 27 10 NSS, S.A. 6471 417 85 48 ENTEL CHILE S.A. 11172 408 118 71 Servicios Alestra S.A de C.V 10620 405 106 58 TVCABLE BOGOTA 14117 375 23 9 Telefonica del Sur S.A. 20299 329 23 104 NEWCOM AMERICAS 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 24863 479 62 20 LINKdotNET AS number 20858 398 34 3 EgyNet 3741 268 855 223 The Internet Solution 2018 212 213 131 Tertiary Education Network 6713 143 135 11 Itissalat Al-MAGHRIB 33783 135 10 12 EEPAD TISP TELECOM & INTERNET 5713 129 540 74 Telkom SA Ltd 5536 120 8 17 Internet Egypt Network 33776 115 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system 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 3205 3359 213 bellsouth.net, inc. 209 2982 3860 621 Qwest 6298 1778 270 769 Cox Communicatons 4755 1688 345 177 Videsh Sanchar Nigam Ltd. Aut 4323 1491 1062 380 Time Warner Telecom 2386 1486 673 880 AT&T Data Communications Serv 8151 1447 2591 226 UniNet S.A. de C.V. 7018 1409 5829 987 AT&T WorldNet Services 1785 1390 478 102 AppliedTheory Corporation 17488 1267 87 91 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 209 2982 2361 Qwest 4755 1688 1511 Videsh Sanchar Nigam Ltd. Aut 1785 1390 1288 AppliedTheory Corporation 8151 1447 1221 UniNet S.A. de C.V. 11492 1215 1192 Cable One 17488 1267 1176 Hathway IP Over Cable Interne 4323 1491 1111 Time Warner Telecom 18566 1045 1035 Covad Communications 6298 1778 1009 Cox Communicatons 22773 969 906 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 701 UUNET Technologies, 22492 UNALLOCATED 12.2.46.0/24 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 27220 UNALLOCATED 12.35.204.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.48.244.0/23 7843 Adelphia Corp. 24.48.246.0/24 7843 Adelphia Corp. 24.51.159.0/24 7843 Adelphia Corp. 24.54.23.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.75.192.0/18 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 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 /8:18 /9:9 /10:17 /11:46 /12:147 /13:294 /14:520 /15:1051 /16:10043 /17:4339 /18:7536 /19:15968 /20:18587 /21:18269 /22:22879 /23:23873 /24:138870 /25:833 /26:1022 /27:758 /28:88 /29:9 /30:1 /31:0 /32:7 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2034 3205 bellsouth.net, inc. 6298 1752 1778 Cox Communicatons 209 1734 2982 Qwest 11492 1196 1215 Cable One 2386 1179 1486 AT&T Data Communications Serv 17488 1077 1267 Hathway IP Over Cable Interne 1785 1047 1390 AppliedTheory Corporation 4755 1039 1688 Videsh Sanchar Nigam Ltd. Aut 18566 1026 1045 Covad Communications 6478 1007 1016 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/current/data/sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 8:128 12:2105 13:2 14:1 15:22 16:3 17:5 18:13 20:35 24:1098 32:60 38:471 40:92 41:698 43:1 44:2 47:12 52:3 55:3 56:3 57:25 58:527 59:511 60:456 61:990 62:1201 63:2039 64:3284 65:2381 66:3510 67:1225 68:746 69:2291 70:822 71:118 72:2008 73:6 74:1071 75:153 76:305 77:757 78:765 79:212 80:979 81:847 82:602 83:376 84:567 85:957 86:407 87:687 88:338 89:1315 90:31 91:1402 92:237 93:721 94:89 96:52 97:41 98:290 99:4 112:1 113:1 114:76 115:28 116:903 117:328 118:189 119:446 120:59 121:571 122:807 123:371 124:904 125:1175 128:360 129:198 130:135 131:412 132:66 133:9 134:186 135:33 136:223 137:95 138:146 139:93 140:498 141:98 142:405 143:321 144:393 145:51 146:371 147:157 148:519 149:194 150:125 151:182 152:137 153:136 154:10 155:252 156:173 157:291 158:187 159:239 160:274 161:118 162:214 163:155 164:517 165:454 166:316 167:330 168:624 169:139 170:422 171:32 172:10 188:1 189:362 190:2243 192:5787 193:4125 194:3239 195:2547 196:1031 198:3725 199:3309 200:5566 201:1473 202:7666 203:8056 204:3979 205:2136 206:2359 207:2761 208:3481 209:3493 210:2590 211:1078 212:1425 213:1602 214:161 215:49 216:4517 217:1243 218:343 219:428 220:1059 221:455 222:312 End of report

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