Routing Table Report 04:00 +10GMT Mon 19 Jan, 2004 Analysis Summary ---------------- BGP routing table entries examined: 129583 Prefixes after maximum aggregation: 16494 Unique aggregates announced to Internet: 222 Total ASes present in the Internet Routing Table: 16381 Origin-only ASes present in the Internet Routing Table: 14204 Origin ASes announcing only one prefix: 6571 Transit ASes present in the Internet Routing Table: 2177 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: 32 Illegal AS announcements present in the Routing Table: 10 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 777985 Equivalent to 0 /8s, 11 /16s and 223 /24s Percentage of available address space announced: 0.0 Percentage of allocated address space announced: 0.0 Percentage of available address space allocated: 58.2 Total number of prefixes smaller than registry allocations: 765 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 24220 Total APNIC prefixes after maximum aggregation: 2071 Prefixes being announced from the APNIC address blocks: 128787 Unique aggregates announced from the APNIC address blocks: 164 APNIC Region origin ASes present in the Internet Routing Table: 1948 APNIC Region origin ASes announcing only one prefix: 592 APNIC Region transit ASes present in the Internet Routing Table: 323 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 629505 Equivalent to 0 /8s, 9 /16s and 155 /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: 75631 Total ARIN prefixes after maximum aggregation: 8858 Prefixes being announced from the ARIN address blocks: 748 Unique aggregates announced from the ARIN address blocks: 49 ARIN Region origin ASes present in the Internet Routing Table: 8807 ARIN Region origin ASes announcing only one prefix: 3104 ARIN Region transit ASes present in the Internet Routing Table: 858 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 17152 Equivalent to 0 /8s, 0 /16s and 67 /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 31744 - 32767 ARIN Address Blocks 24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 23288 Total RIPE prefixes after maximum aggregation: 5113 Prefixes being announced from the RIPE address blocks: 23 Unique aggregates announced from the RIPE address blocks: 9 RIPE Region origin ASes present in the Internet Routing Table: 5108 RIPE Region origin ASes announcing only one prefix: 2746 RIPE Region transit ASes present in the Internet Routing Table: 878 Average RIPE Region AS path length visible: 7.2 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 131328 Equivalent to 0 /8s, 2 /16s and 1 /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: 5276 Total LACNIC prefixes after maximum aggregation: 361 Prefixes being announced from the LACNIC address blocks: 0 Unique aggregates announced from the LACNIC address blocks: 0 LACNIC Region origin ASes present in the Internet Routing Table: 361 LACNIC Region origin ASes announcing only one prefix: 103 LACNIC Region transit ASes present in the Internet Routing Table: 74 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: 1150 Total AfriNIC prefixes after maximum aggregation: 91 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: 91 AfriNIC Region origin ASes announcing only one prefix: 26 AfriNIC Region transit ASes present in the Internet Routing Table: 12 Average AfriNIC Region AS path length visible: 6.9 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 1038 0 1 Telstra Pty Ltd 4134 684 32 4 Data Communications Bureau 4766 402 0 1 Korea Internet Exchange for " 2907 365 0 1 SINET Japan 9443 348 0 2 Primus Telecommunications 7474 345 0 2 Optus Communications Pty Ltd 4755 341 20 65 Videsh Sanchar Nigam Ltd. Aut 703 332 0 2 UUNET 17557 314 0 1 Pakistan Telecom 9583 296 0 1 Satyam Infoway Ltd., 17676 294 1 3 XTAGE CORPORATION 2764 292 0 1 connect.com.au pty ltd 4538 249 0 1 China Education and Research 9800 214 0 1 CHINA UNICOM 9942 202 0 5 COMindico Australia 9929 199 0 1 China Netcom Corp. 9498 184 0 1 BHARTI BT INTERNET LTD. 17642 153 0 2 RequestDSL BGP AS# for Sydney 17964 152 0 1 Beijing Dian-Xin-Tong Network 7633 148 0 1 Software Technology Parks of ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1377 0 1 UUNET Technologies, Inc. 7018 1361 0 1 AT&T 1239 954 0 1 Sprint 6197 771 0 1 BellSouth Network Solutions, 3356 764 0 1 Level 3 Communications, LLC 209 724 0 1 Qwest 18566 681 0 1 Covad Communications 4323 675 0 1 Time Warner Communications, I 20115 598 0 1 Charter Communications 6198 547 0 1 BellSouth Network Solutions, 7843 510 0 1 Adelphia Corp. 852 504 0 1 Telus Advanced Communications 7132 454 0 1 Southwestern Bell Internet Se 2386 419 0 1 AT&T Data Communications Serv 19029 400 0 1 New Edge Networks 690 398 0 1 Merit Network 4355 381 0 1 EarthLink, Inc. 27364 379 0 1 Armstrong Cable Services 705 353 0 1 UUNET Technologies, Inc. 3549 336 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 335 0 1 TeliaNet Sweden 3320 280 0 1 Deutsche Telekom AG 8220 267 0 1 COLT Internet - International 1257 243 0 1 SWIPnet Swedish IP Network 680 241 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 190 0 1 Song Networks 786 174 0 1 The JANET IP Service 5515 172 0 1 Sonera Solution Autonomous Sy 25186 168 0 1 France Telecom Transpac's Tra 8708 165 0 1 Romania Data Systems S.A. 3215 150 0 1 France Telecom Transpac 3303 138 0 1 Swisscom Ltd 5400 135 0 1 BT Ignite European Backbone 12302 131 0 1 MobiFon S.A. 3269 120 0 1 TELECOM ITALIA 2856 119 0 1 BTnet UK Regional network 719 114 0 1 LANLINK autonomous system 6746 106 0 1 Dynamic Network Technologies, LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 352 0 1 ImpSat 8151 240 0 1 UniNet S.A. de C.V. 11172 195 0 1 Servicios Alestra S.A de C.V 16814 155 0 1 NSS, S.A. 7303 142 0 1 Telecom Argentina Stet-France 6505 133 0 1 Global One Communicaoes Ltda 6503 129 0 1 AVANTEL, S.A. 6147 124 0 1 Telefonica Del Peru 15311 78 0 1 Telefonica Empresas 6535 77 0 1 Chilesat Servicios Empresari 4270 70 0 1 Red de Interconexion Universi 11311 68 0 1 Sinectis S.A. 7080 66 0 1 Electronica y Comunicaciones 11992 63 0 1 Integrated Systems 14420 62 0 1 ANDINATEL S.A. 27699 62 0 1 TELECOMUNICACOES DE SAO PAULO 10292 60 0 1 TELECOMMUNICATIONS OF JAMAICA 1916 59 0 1 Fundacao de Amparo a Pesquisa 7738 59 0 1 Telecomunicacoes da Bahia S.A 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 5536 103 0 1 Internet Egypt Network 2018 94 0 1 Tertiary Education Network 2905 90 0 1 The Internetworking Company o 2561 57 0 1 Egyptian Universities Network 11845 36 0 1 Data Pro Business Online 3208 32 0 1 ARN Network 9129 26 0 1 UUNET Kenya 16637 26 0 1 Johnnic e-Ventures 5713 24 0 1 Telkom SA Ltd 24835 23 0 1 RAYA Telecom - Egypt 6713 22 0 1 Itissalat Al-MAGHRIB 12455 22 0 1 Jambonet Autonomous system 8524 18 0 1 AUCEGYPT Autonomous System 10798 18 0 1 Standard Bank of South Africa 12258 15 0 1 Vodacom Internet Company 15706 15 0 1 Sudatel Internet Exchange Aut 17148 14 0 1 First National Bank 2609 12 0 1 Tunisia BackBone AS 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 1361 1360 AT&T 1221 1038 1037 Telstra Pty Ltd 1239 954 953 Sprint 6197 771 770 BellSouth Network Solutions, 3356 764 763 Level 3 Communications, LLC 209 724 723 Qwest 702 687 686 UUNET - Commercial IP service 4134 684 680 Data Communications Bureau 18566 681 680 Covad Communications 4323 675 674 Time Warner Communications, I 20115 598 597 Charter Communications 6198 547 546 BellSouth Network Solutions, 7843 510 509 Adelphia Corp. 852 504 503 Telus Advanced Communications 7132 454 453 Southwestern Bell Internet Se 2386 419 418 AT&T Data Communications Serv 4766 402 401 Korea Internet Exchange for " 19029 400 399 New Edge Networks 690 398 397 Merit Network List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 1877 UNALLOCATED 203.14.8.16/24 1876 Southern Methodist U 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 65531 PRIVATE 203.14.8.16/24 23682 Broadband Pacenet In 64512 PRIVATE 204.70.1.0/24 3561 Cable & Wireless USA 23861 UNALLOCATED 203.14.8.16/24 4766 Korea Internet Excha 23861 UNALLOCATED 203.14.8.16/24 4766 Korea Internet Excha 65001 PRIVATE 203.14.8.16/24 6774 BELGACOM 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 /17:8 /18:25 /19:11 /20:20 /21:239 /22:52 /23:442 /24:128777 /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 661 681 Covad Communications 1 39 212 GENUITY 4755 15 341 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 4134 4 684 Data Communications Bureau 7474 4 345 Optus Communications Pty Ltd 2647 3 80 SITA 15642 3 3 GES-NET 17430 3 62 Great Wall Broadband Network 2914 2 270 Verio, Inc. 17676 2 294 XTAGE CORPORATION 24722 2 2 Babilon-T 27426 2 3 NDS AMERICAS 30085 2 36 New Horizon Collocations 4628 1 52 Pacific Internet Pte Ltd 4812 1 92 China Telecom (Group) 7381 1 13 Sungard Recovery Services, In 7911 1 20 Williams Communications Group 7991 1 4 Savvis Communications 8881 1 14 KomTel routing policies Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:3 64:2 65:1 66:1 69:1 148:1 192:6 193:1 194:3 195:1 198:9 202:33 203:63132 204:1 206:2 207:3 209:11 210:1 213:1 216:20 219:8 End of report