Routing Table Report 04:00 +10GMT Thu 04 Dec, 2003 Analysis Summary ---------------- BGP routing table entries examined: 128768 Prefixes after maximum aggregation: 16298 Unique aggregates announced to Internet: 224 Total ASes present in the Internet Routing Table: 16182 Origin-only ASes present in the Internet Routing Table: 14032 Origin ASes announcing only one prefix: 6460 Transit ASes present in the Internet Routing Table: 2150 Transit-only ASes present in the Internet Routing Table: 69 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: 1 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 677633 Equivalent to 0 /8s, 10 /16s and 87 /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: 834 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 23701 Total APNIC prefixes after maximum aggregation: 2060 Prefixes being announced from the APNIC address blocks: 127913 Unique aggregates announced from the APNIC address blocks: 163 APNIC Region origin ASes present in the Internet Routing Table: 1936 APNIC Region origin ASes announcing only one prefix: 581 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: 550145 Equivalent to 0 /8s, 8 /16s and 101 /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: 75643 Total ARIN prefixes after maximum aggregation: 8775 Prefixes being announced from the ARIN address blocks: 810 Unique aggregates announced from the ARIN address blocks: 53 ARIN Region origin ASes present in the Internet Routing Table: 8719 ARIN Region origin ASes announcing only one prefix: 3053 ARIN Region transit ASes present in the Internet Routing Table: 846 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 24832 Equivalent to 0 /8s, 0 /16s and 97 /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: 22847 Total RIPE prefixes after maximum aggregation: 5008 Prefixes being announced from the RIPE address blocks: 14 Unique aggregates announced from the RIPE address blocks: 8 RIPE Region origin ASes present in the Internet Routing Table: 5003 RIPE Region origin ASes announcing only one prefix: 2692 RIPE Region transit ASes present in the Internet Routing Table: 875 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 102656 Equivalent to 0 /8s, 1 /16s and 145 /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: 5447 Total LACNIC prefixes after maximum aggregation: 361 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: 70 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: 1119 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 1082 0 1 Telstra Pty Ltd 4134 510 0 1 Data Communications Bureau 2907 363 0 1 SINET Japan 9443 342 0 2 Primus Telecommunications 4755 341 20 67 Videsh Sanchar Nigam Ltd. Aut 7474 341 0 2 Optus Communications Pty Ltd 703 329 0 2 UUNET 17557 301 0 1 Pakistan Telecom 17676 284 1 3 XTAGE CORPORATION 2764 282 0 1 connect.com.au pty ltd 4766 263 0 1 Korea Internet Exchange for " 4538 247 0 1 China Education and Research 3786 234 0 1 DACOM Corporation 9583 228 0 1 Satyam Infoway Ltd., 9800 208 0 1 CHINA UNICOM 9942 198 0 4 COMindico Australia 9929 195 0 1 China Netcom Corp. 9498 174 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 1405 0 1 UUNET Technologies, Inc. 7018 1385 0 1 AT&T 1239 954 0 1 Sprint 209 859 0 1 Qwest 6197 765 0 1 BellSouth Network Solutions, 18566 730 0 1 Covad Communications 3356 720 0 1 Level 3 Communications, LLC 4323 677 0 1 Time Warner Communications, I 6198 611 0 1 BellSouth Network Solutions, 20115 581 0 1 Charter Communications 7843 524 0 1 Adelphia Corp. 852 504 0 1 Telus Advanced Communications 7132 447 0 1 Southwestern Bell Internet Se 19029 433 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 382 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 702 687 0 1 UUNET - Commercial IP service 3301 301 0 1 TeliaNet Sweden 3320 275 0 1 Deutsche Telekom AG 8220 258 0 1 COLT Internet - International 1257 237 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 25186 176 0 1 France Telecom Transpac's Tra 786 175 0 1 The JANET IP Service 5515 175 0 1 Sonera Solution Autonomous Sy 5400 169 0 1 BT Ignite European Backbone 8708 161 0 1 Romania Data Systems S.A. 3215 148 0 1 France Telecom Transpac 3303 142 0 1 Swisscom Ltd 12302 126 0 1 MobiFon S.A. 3269 119 0 1 TELECOM ITALIA 2856 116 0 1 BTnet UK Regional network 719 113 0 1 LANLINK autonomous system 6746 107 0 1 Dynamic Network Technologies, LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 344 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 183 0 1 Telecom Argentina Stet-France 16814 156 0 1 NSS, S.A. 6505 135 0 1 Global One Communicaoes Ltda 6503 127 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 59 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 250 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 56 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 1385 1384 AT&T 1221 1082 1081 Telstra Pty Ltd 1239 954 953 Sprint 209 859 858 Qwest 6197 765 764 BellSouth Network Solutions, 18566 730 729 Covad Communications 3356 720 719 Level 3 Communications, LLC 702 687 686 UUNET - Commercial IP service 4323 677 676 Time Warner Communications, I 6198 611 610 BellSouth Network Solutions, 20115 581 580 Charter Communications 7843 524 523 Adelphia Corp. 4134 510 509 Data Communications Bureau 852 504 503 Telus Advanced Communications 7132 447 446 Southwestern Bell Internet Se 19029 433 432 New Edge Networks 2386 402 401 AT&T Data Communications Serv 690 400 399 Merit Network 705 385 384 UUNET Technologies, Inc. List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 23787 UNALLOCATED 203.14.8.16/24 2914 Verio, 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 /16:5 /17:13 /18:26 /19:12 /20:10 /21:247 /22:31 /23:515 /24:127905 /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 720 730 Covad Communications 1 38 218 GENUITY 4755 16 341 Videsh Sanchar Nigam Ltd. Aut 2914 15 279 Verio, Inc. 3758 11 45 SingNet 6316 11 39 StarNet, Inc. 7474 4 341 Optus Communications Pty Ltd 2647 3 78 SITA 17676 2 284 XTAGE CORPORATION 2878 1 27 M-VOLGA 3356 1 720 Level 3 Communications, LLC 3573 1 72 Andersen Consulting 4628 1 52 Pacific Internet Pte Ltd 6412 1 11 Gulfnet International 6458 1 31 GUATEL 7381 1 15 Sungard Recovery Services, In 7911 1 18 Williams Communications Group 9506 1 25 Magix Broadband Network 12313 1 13 Autonomous System Versatel De 15540 1 4 gedas Autonomous System Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:14 64:3 66:1 69:1 163:1 168:1 170:1 192:7 195:1 198:9 202:31 203:62254 206:2 207:3 209:10 213:1 216:20 219:9 End of report