Routing Table Report 04:00 +10GMT Tue 02 Dec, 2003 Analysis Summary ---------------- BGP routing table entries examined: 128589 Prefixes after maximum aggregation: 16295 Unique aggregates announced to Internet: 236 Total ASes present in the Internet Routing Table: 16162 Origin-only ASes present in the Internet Routing Table: 14012 Origin ASes announcing only one prefix: 6463 Transit ASes present in the Internet Routing Table: 2150 Transit-only ASes present in the Internet Routing Table: 68 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: 706561 Equivalent to 0 /8s, 10 /16s and 200 /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: 846 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 23594 Total APNIC prefixes after maximum aggregation: 2059 Prefixes being announced from the APNIC address blocks: 127708 Unique aggregates announced from the APNIC address blocks: 163 APNIC Region origin ASes present in the Internet Routing Table: 1930 APNIC Region origin ASes announcing only one prefix: 581 APNIC Region transit ASes present in the Internet Routing Table: 317 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 19 Number of APNIC addresses announced to Internet: 549633 Equivalent to 0 /8s, 8 /16s and 99 /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: 75628 Total ARIN prefixes after maximum aggregation: 8784 Prefixes being announced from the ARIN address blocks: 827 Unique aggregates announced from the ARIN address blocks: 63 ARIN Region origin ASes present in the Internet Routing Table: 8720 ARIN Region origin ASes announcing only one prefix: 3063 ARIN Region transit ASes present in the Internet Routing Table: 845 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 26 Number of ARIN addresses announced to Internet: 37888 Equivalent to 0 /8s, 0 /16s and 148 /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: 22802 Total RIPE prefixes after maximum aggregation: 4997 Prefixes being announced from the RIPE address blocks: 19 Unique aggregates announced from the RIPE address blocks: 10 RIPE Region origin ASes present in the Internet Routing Table: 4990 RIPE Region origin ASes announcing only one prefix: 2685 RIPE Region transit ASes present in the Internet Routing Table: 876 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 30 Number of RIPE addresses announced to Internet: 119040 Equivalent to 0 /8s, 1 /16s and 209 /24s Percentage of available RIPE address space announced: 0.1 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: 5435 Total LACNIC prefixes after maximum aggregation: 361 Prefixes being announced from the LACNIC address blocks: 3 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: 1118 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 1083 0 1 Telstra Pty Ltd 4134 469 0 1 Data Communications Bureau 2907 363 0 1 SINET Japan 4755 340 20 67 Videsh Sanchar Nigam Ltd. Aut 7474 340 0 2 Optus Communications Pty Ltd 9443 338 0 2 Primus Telecommunications 703 328 0 2 UUNET 17557 302 0 1 Pakistan Telecom 17676 283 1 3 XTAGE CORPORATION 2764 282 0 1 connect.com.au pty ltd 4766 260 0 1 Korea Internet Exchange for " 4538 246 0 1 China Education and Research 3786 234 0 1 DACOM Corporation 9583 232 0 1 Satyam Infoway Ltd., 9800 208 0 1 CHINA UNICOM 9929 198 0 1 China Netcom Corp. 9942 189 0 4 COMindico Australia 9498 174 0 1 BHARTI BT INTERNET LTD. 17642 153 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 1375 0 1 AT&T 1239 955 0 1 Sprint 209 859 0 1 Qwest 6197 762 0 1 BellSouth Network Solutions, 18566 729 0 1 Covad Communications 3356 716 0 1 Level 3 Communications, LLC 4323 680 0 1 Time Warner Communications, I 6198 610 0 1 BellSouth Network Solutions, 20115 572 0 1 Charter Communications 7843 524 0 1 Adelphia Corp. 852 503 0 1 Telus Advanced Communications 7132 447 0 1 Southwestern Bell Internet Se 19029 425 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 6347 331 0 1 SAVVIS Communications Corpora RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 687 0 1 UUNET - Commercial IP service 3301 302 0 1 TeliaNet Sweden 3320 276 0 1 Deutsche Telekom AG 8220 259 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 786 175 0 1 The JANET IP Service 5515 175 0 1 Sonera Solution Autonomous Sy 5400 174 0 1 BT Ignite European Backbone 3215 163 0 1 France Telecom Transpac 8708 160 0 1 Romania Data Systems S.A. 25186 160 0 1 France Telecom Transpac's Tra 3303 142 0 1 Swisscom Ltd 12302 126 0 1 MobiFon S.A. 3269 120 0 1 TELECOM ITALIA 2856 118 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 235 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 6147 127 0 1 Telefonica Del Peru 6503 127 0 1 AVANTEL, S.A. 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 59 0 1 The Internetworking Company o 2561 55 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 16637 26 0 1 Johnnic e-Ventures 9129 25 0 1 UUNET Kenya 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 8524 17 0 1 AUCEGYPT Autonomous System 3208 16 0 1 ARN Network 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 1375 1374 AT&T 1221 1083 1082 Telstra Pty Ltd 1239 955 954 Sprint 209 859 858 Qwest 6197 762 761 BellSouth Network Solutions, 18566 729 728 Covad Communications 3356 716 715 Level 3 Communications, LLC 702 687 686 UUNET - Commercial IP service 4323 680 679 Time Warner Communications, I 6198 610 609 BellSouth Network Solutions, 20115 572 571 Charter Communications 7843 524 523 Adelphia Corp. 852 503 502 Telus Advanced Communications 4134 469 468 Data Communications Bureau 7132 447 446 Southwestern Bell Internet Se 19029 425 424 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 64710 PRIVATE 203.14.8.16/24 17883 asn for Shanxi Provi 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 /18:26 /19:18 /20:11 /21:250 /22:34 /23:522 /24:127705 /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 719 729 Covad Communications 1 38 231 GENUITY 2914 17 281 Verio, Inc. 4755 16 340 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 6316 11 39 StarNet, Inc. 10011 8 12 Nabari 21 Century Cable Telev 7474 4 340 Optus Communications Pty Ltd 2647 3 78 SITA 17676 2 283 XTAGE CORPORATION 2878 1 27 M-VOLGA 3573 1 72 Andersen Consulting 4628 1 52 Pacific Internet Pte Ltd 6458 1 31 GUATEL 7018 1 1375 AT&T 7381 1 15 Sungard Recovery Services, In 7911 1 18 Williams Communications Group 9506 1 25 Magix Broadband Network 12167 1 10 Omega Communications, Inc. 12313 1 13 Autonomous System Versatel De Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:17 64:4 69:1 169:1 170:1 192:9 195:1 198:9 200:1 202:31 203:62040 204:4 206:2 207:6 208:2 209:10 213:1 216:20 219:9 End of report