Routing Table Report 04:00 +10GMT Sat 06 Dec, 2003 Analysis Summary ---------------- BGP routing table entries examined: 128767 Prefixes after maximum aggregation: 16341 Unique aggregates announced to Internet: 256 Total ASes present in the Internet Routing Table: 16198 Origin-only ASes present in the Internet Routing Table: 14052 Origin ASes announcing only one prefix: 6456 Transit ASes present in the Internet Routing Table: 2146 Transit-only ASes present in the Internet Routing Table: 70 Average AS path length visible in the Internet Routing Table: 6.5 Max AS path length visible: 30 Illegal AS announcements present in the Routing Table: 0 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 697601 Equivalent to 0 /8s, 10 /16s and 165 /24s Percentage of available address space announced: 0.0 Percentage of allocated address space announced: 0.0 Percentage of available address space allocated: 57.3 Total number of prefixes smaller than registry allocations: 845 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 23724 Total APNIC prefixes after maximum aggregation: 2063 Prefixes being announced from the APNIC address blocks: 127866 Unique aggregates announced from the APNIC address blocks: 162 APNIC Region origin ASes present in the Internet Routing Table: 1941 APNIC Region origin ASes announcing only one prefix: 584 APNIC Region transit ASes present in the Internet Routing Table: 316 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 548865 Equivalent to 0 /8s, 8 /16s and 96 /24s Percentage of available APNIC address space announced: 0.3 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 75635 Total ARIN prefixes after maximum aggregation: 8808 Prefixes being announced from the ARIN address blocks: 845 Unique aggregates announced from the ARIN address blocks: 83 ARIN Region origin ASes present in the Internet Routing Table: 8725 ARIN Region origin ASes announcing only one prefix: 3047 ARIN Region transit ASes present in the Internet Routing Table: 848 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 28 Number of ARIN addresses announced to Internet: 45312 Equivalent to 0 /8s, 0 /16s and 177 /24s Percentage of available ARIN address space announced: 0.0 ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106 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, 29695 - 30719 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 22825 Total RIPE prefixes after maximum aggregation: 5016 Prefixes being announced from the RIPE address blocks: 24 Unique aggregates announced from the RIPE address blocks: 11 RIPE Region origin ASes present in the Internet Routing Table: 5007 RIPE Region origin ASes announcing only one prefix: 2691 RIPE Region transit ASes present in the Internet Routing Table: 874 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 103424 Equivalent to 0 /8s, 1 /16s and 148 /24s Percentage of available RIPE address space announced: 0.0 RIPE AS Blocks 1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614 2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631 6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383 20480 - 21503, 24576 - 25599, 28672 - 29695 30720 - 31743 RIPE Address Blocks 62/8, 80/6, 84/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5449 Total LACNIC prefixes after maximum aggregation: 360 Prefixes being announced from the LACNIC address blocks: 1 Unique aggregates announced from the LACNIC address blocks: 0 LACNIC Region origin ASes present in the Internet Routing Table: 360 LACNIC Region origin ASes announcing only one prefix: 106 LACNIC Region transit ASes present in the Internet Routing Table: 71 Average LACNIC Region AS path length visible: 7.1 Max LACNIC Region AS path length visible: 18 Number of LACNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /24s Percentage of available LACNIC address space announced: 0.0 LACNIC AS Blocks 26592 - 26623, 27648 - 28671 LACNIC Address Blocks 200/7 Emerging AfriNIC Region Analysis Summary ---------------------------------------- Prefixes being announced by AfriNIC Region ASes: 1123 Total AfriNIC prefixes after maximum aggregation: 94 Prefixes being announced from the AfriNIC address blocks: 0 Unique aggregates announced from the AfriNIC address blocks: 0 AfriNIC Region origin ASes present in the Internet Routing Table: 94 AfriNIC Region origin ASes announcing only one prefix: 28 AfriNIC Region transit ASes present in the Internet Routing Table: 11 Average AfriNIC Region AS path length visible: 7.0 Max AfriNIC Region AS path length visible: 19 Number of AfriNIC addresses announced to Internet: 0 Equivalent to 0 /8s, 0 /16s and 0 /24s Percentage of available AfriNIC address space announced: 0.0 AfriNIC AS Blocks AfriNIC Address Blocks 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1088 0 1 Telstra Pty Ltd 4134 502 0 1 Data Communications Bureau 2907 361 0 1 SINET Japan 7474 342 0 2 Optus Communications Pty Ltd 9443 342 0 2 Primus Telecommunications 4755 340 20 65 Videsh Sanchar Nigam Ltd. Aut 703 337 0 2 UUNET 17557 301 0 1 Pakistan Telecom 17676 285 1 3 XTAGE CORPORATION 2764 284 0 1 connect.com.au pty ltd 4766 264 0 1 Korea Internet Exchange for " 4538 247 0 1 China Education and Research 3786 236 0 1 DACOM Corporation 9583 228 0 1 Satyam Infoway Ltd., 9800 207 0 1 CHINA UNICOM 9942 198 0 4 COMindico Australia 9929 197 0 1 China Netcom Corp. 9498 173 0 1 BHARTI BT INTERNET LTD. 17642 154 0 2 RequestDSL BGP AS# for Sydney 4739 145 0 5 Commerical Internet eXchange ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1404 0 1 UUNET Technologies, Inc. 7018 1388 0 1 AT&T 1239 959 0 1 Sprint 209 860 0 1 Qwest 6197 764 2 7 BellSouth Network Solutions, 18566 731 0 1 Covad Communications 3356 711 0 1 Level 3 Communications, LLC 4323 678 0 1 Time Warner Communications, I 6198 610 0 1 BellSouth Network Solutions, 20115 581 0 1 Charter Communications 7843 524 0 1 Adelphia Corp. 852 503 0 1 Telus Advanced Communications 7132 450 0 1 Southwestern Bell Internet Se 19029 429 0 1 New Edge Networks 2386 402 0 1 AT&T Data Communications Serv 690 400 0 1 Merit Network 705 385 0 1 UUNET Technologies, Inc. 4355 383 0 1 EarthLink, Inc. 27364 354 0 1 Armstrong Cable Services 3549 332 0 1 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 685 0 1 UUNET - Commercial IP service 3301 301 0 1 TeliaNet Sweden 3320 283 0 1 Deutsche Telekom AG 8220 259 0 1 COLT Internet - International 1257 238 0 1 SWIPnet Swedish IP Network 680 232 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 187 0 1 Song Networks 786 175 0 1 The JANET IP Service 5515 175 0 1 Sonera Solution Autonomous Sy 25186 174 0 1 France Telecom Transpac's Tra 5400 169 0 1 BT Ignite European Backbone 8708 161 0 1 Romania Data Systems S.A. 3303 144 0 1 Swisscom Ltd 3215 143 0 1 France Telecom Transpac 12302 126 0 1 MobiFon S.A. 3269 119 0 1 TELECOM ITALIA 2856 118 0 1 BTnet UK Regional network 719 113 0 1 LANLINK autonomous system 3352 100 0 1 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 346 0 1 ImpSat 8151 243 0 1 UniNet S.A. de C.V. 11172 192 0 1 Servicios Alestra S.A de C.V 7303 184 0 1 Telecom Argentina Stet-France 16814 156 0 1 NSS, S.A. 6505 135 0 1 Global One Communicaoes Ltda 6503 126 0 1 AVANTEL, S.A. 6147 124 0 1 Telefonica Del Peru 10620 123 0 1 TVCABLE BOGOTA 11992 85 0 1 Integrated Systems 15311 76 0 1 Telefonica Empresas 6535 75 0 1 Chilesat Servicios Empresari 8065 75 0 1 Empresas Publicas de Medellin 4270 71 0 1 Red de Interconexion Universi 11311 66 0 1 Sinectis S.A. 7080 64 0 1 Electronica y Comunicaciones 14420 62 0 1 ANDINATEL S.A. 27699 60 0 1 TELECOMUNICACOES DE SAO PAULO 1916 58 0 1 Fundacao de Amparo a Pesquisa 5639 58 0 1 Telecommunications Services o AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 249 0 1 The Internet Solution 2018 94 0 1 Tertiary Education Network 5536 87 0 1 Internet Egypt Network 2905 60 0 1 The Internetworking Company o 2561 57 0 1 Egyptian Universities Network 11845 35 0 1 Data Pro Business Online 11569 31 0 1 satellite data networks 16284 30 0 1 GST-N Autonomous System 9129 26 0 1 UUNET Kenya 16637 26 0 1 Johnnic e-Ventures 5713 24 0 1 Telkom SA Ltd 12455 23 0 1 Jambonet Autonomous system 6713 22 0 1 Itissalat Al-MAGHRIB 10798 18 0 1 Standard Bank of South Africa 3208 17 0 1 ARN Network 8524 17 0 1 AUCEGYPT Autonomous System 12258 15 0 1 Vodacom Internet Company 15706 15 0 1 Sudatel Internet Exchange Aut 17148 14 0 1 First National Bank 8346 12 0 1 SONATEL-AS Autonomous System Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65533 * 7018 1388 1387 AT&T 1221 1088 1087 Telstra Pty Ltd 1239 959 958 Sprint 209 860 859 Qwest 6197 764 757 BellSouth Network Solutions, 18566 731 730 Covad Communications 3356 711 710 Level 3 Communications, LLC 702 685 684 UUNET - Commercial IP service 4323 678 677 Time Warner Communications, I 6198 610 609 BellSouth Network Solutions, 20115 581 580 Charter Communications 7843 524 523 Adelphia Corp. 852 503 502 Telus Advanced Communications 4134 502 501 Data Communications Bureau 7132 450 449 Southwestern Bell Internet Se 19029 429 428 New Edge Networks 2386 402 401 AT&T Data Communications Serv 690 400 399 Merit Network 705 385 384 UUNET Technologies, Inc. Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:0 /9:0 /10:0 /11:0 /12:0 /13:0 /14:0 /15:0 /16:6 /17:13 /18:25 /19:14 /20:12 /21:247 /22:34 /23:523 /24:127889 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 721 731 Covad Communications 1 38 225 GENUITY 4755 16 340 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 6316 10 42 StarNet, Inc. 15169 10 54 Google Inc. 7474 4 342 Optus Communications Pty Ltd 12997 4 15 Kyrgyztelecom's Network 18885 4 49 Wave2Wave Communications, Inc 2647 3 78 SITA 15967 3 3 NetArt Autonomous System 2914 2 271 Verio, Inc. 15282 2 6 Sakon Corp 17676 2 285 XTAGE CORPORATION 3573 1 72 Andersen Consulting 4628 1 52 Pacific Internet Pte Ltd 5587 1 17 Arteragroup 6197 1 764 BellSouth Network Solutions, 7381 1 15 Sungard Recovery Services, In 7911 1 18 Williams Communications Group Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:2 62:1 64:4 69:1 170:1 192:8 194:1 195:2 198:10 200:1 202:33 203:62218 204:1 205:5 206:3 207:4 208:1 209:15 213:4 216:29 219:9 End of report