Routing Table Report 04:00 +10GMT Tue 06 Jan, 2004 Analysis Summary ---------------- BGP routing table entries examined: 129546 Prefixes after maximum aggregation: 16431 Unique aggregates announced to Internet: 220 Total ASes present in the Internet Routing Table: 16307 Origin-only ASes present in the Internet Routing Table: 14157 Origin ASes announcing only one prefix: 6513 Transit ASes present in the Internet Routing Table: 2150 Transit-only ASes present in the Internet Routing Table: 67 Average AS path length visible in the Internet Routing Table: 6.6 Max AS path length visible: 32 Illegal AS announcements present in the Routing Table: 6 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 600065 Equivalent to 0 /8s, 9 /16s and 40 /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: 841 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 24236 Total APNIC prefixes after maximum aggregation: 2068 Prefixes being announced from the APNIC address blocks: 128672 Unique aggregates announced from the APNIC address blocks: 157 APNIC Region origin ASes present in the Internet Routing Table: 1947 APNIC Region origin ASes announcing only one prefix: 586 APNIC Region transit ASes present in the Internet Routing Table: 319 Average APNIC Region AS path length visible: 6.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 480257 Equivalent to 0 /8s, 7 /16s and 84 /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: 75749 Total ARIN prefixes after maximum aggregation: 8827 Prefixes being announced from the ARIN address blocks: 827 Unique aggregates announced from the ARIN address blocks: 56 ARIN Region origin ASes present in the Internet Routing Table: 8770 ARIN Region origin ASes announcing only one prefix: 3076 ARIN Region transit ASes present in the Internet Routing Table: 849 Average ARIN Region AS path length visible: 6.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 20992 Equivalent to 0 /8s, 0 /16s and 82 /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, 198/7, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 23086 Total RIPE prefixes after maximum aggregation: 5084 Prefixes being announced from the RIPE address blocks: 27 Unique aggregates announced from the RIPE address blocks: 7 RIPE Region origin ASes present in the Internet Routing Table: 5071 RIPE Region origin ASes announcing only one prefix: 2721 RIPE Region transit ASes present in the Internet Routing Table: 872 Average RIPE Region AS path length visible: 7.3 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 98816 Equivalent to 0 /8s, 1 /16s and 130 /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: 5311 Total LACNIC prefixes after maximum aggregation: 359 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: 359 LACNIC Region origin ASes announcing only one prefix: 102 LACNIC Region transit ASes present in the Internet Routing Table: 72 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: 1148 Total AfriNIC prefixes after maximum aggregation: 93 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: 93 AfriNIC Region origin ASes announcing only one prefix: 28 AfriNIC Region transit ASes present in the Internet Routing Table: 12 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 1042 0 1 Telstra Pty Ltd 4134 708 0 1 Data Communications Bureau 4766 400 0 1 Korea Internet Exchange for " 2907 365 0 1 SINET Japan 9443 345 0 2 Primus Telecommunications 7474 343 0 2 Optus Communications Pty Ltd 703 341 0 2 UUNET 4755 339 20 65 Videsh Sanchar Nigam Ltd. Aut 17557 308 0 1 Pakistan Telecom 17676 292 1 3 XTAGE CORPORATION 2764 291 0 1 connect.com.au pty ltd 4538 250 0 1 China Education and Research 9800 212 0 1 CHINA UNICOM 9929 206 0 1 China Netcom Corp. 9942 206 0 5 COMindico Australia 9583 192 0 1 Satyam Infoway Ltd., 9498 177 0 1 BHARTI BT INTERNET LTD. 17642 152 0 2 RequestDSL BGP AS# for Sydney 4837 149 0 1 chinanet IDC center beijing n 17964 149 0 1 Beijing Dian-Xin-Tong Network ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1391 0 1 AT&T 701 1386 0 1 UUNET Technologies, Inc. 1239 957 0 1 Sprint 6197 823 0 1 BellSouth Network Solutions, 18566 757 0 1 Covad Communications 3356 733 0 1 Level 3 Communications, LLC 209 724 0 1 Qwest 4323 674 0 1 Time Warner Communications, I 20115 581 0 1 Charter Communications 6198 571 0 1 BellSouth Network Solutions, 7843 508 0 1 Adelphia Corp. 852 502 0 1 Telus Advanced Communications 7132 451 0 1 Southwestern Bell Internet Se 2386 410 0 1 AT&T Data Communications Serv 19029 404 0 1 New Edge Networks 690 399 0 1 Merit Network 705 382 0 1 UUNET Technologies, Inc. 27364 381 0 1 Armstrong Cable Services 4355 380 0 1 EarthLink, Inc. 3549 337 0 1 Global Crossing RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 696 0 1 UUNET - Commercial IP service 3301 336 0 1 TeliaNet Sweden 3320 278 0 1 Deutsche Telekom AG 8220 266 0 1 COLT Internet - International 1257 251 0 1 SWIPnet Swedish IP Network 680 229 0 1 DFN-IP service G-WiN 13083 215 0 1 Mannesmann Datenverarbeitung 3246 186 0 1 Song Networks 786 175 0 1 The JANET IP Service 5515 173 0 1 Sonera Solution Autonomous Sy 25186 168 0 1 France Telecom Transpac's Tra 8708 164 0 1 Romania Data Systems S.A. 3215 144 0 1 France Telecom Transpac 3303 143 0 1 Swisscom Ltd 5400 143 0 1 BT Ignite European Backbone 12302 126 0 1 MobiFon S.A. 3269 119 0 1 TELECOM ITALIA 2856 118 0 1 BTnet UK Regional network 719 114 0 1 LANLINK autonomous system 3352 102 0 1 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 350 0 1 ImpSat 8151 241 0 1 UniNet S.A. de C.V. 11172 194 0 1 Servicios Alestra S.A de C.V 7303 178 0 1 Telecom Argentina Stet-France 16814 156 0 1 NSS, S.A. 6505 132 0 1 Global One Communicaoes Ltda 6503 126 0 1 AVANTEL, S.A. 6147 124 0 1 Telefonica Del Peru 8065 77 0 1 Empresas Publicas de Medellin 6535 76 0 1 Chilesat Servicios Empresari 15311 76 0 1 Telefonica Empresas 4270 71 0 1 Red de Interconexion Universi 11992 65 0 1 Integrated Systems 7080 64 0 1 Electronica y Comunicaciones 11311 63 0 1 Sinectis S.A. 27699 62 0 1 TELECOMUNICACOES DE SAO PAULO 1916 59 0 1 Fundacao de Amparo a Pesquisa 14420 59 0 1 ANDINATEL S.A. 5639 58 0 1 Telecommunications Services o 7738 58 0 1 Telecomunicacoes da Bahia S.A 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 56 0 1 Egyptian Universities Network 11845 36 0 1 Data Pro Business Online 3208 33 0 1 ARN Network 16637 26 0 1 Johnnic e-Ventures 9129 25 0 1 UUNET Kenya 5713 24 0 1 Telkom SA Ltd 12455 24 0 1 Jambonet Autonomous system 24835 23 0 1 RAYA Telecom - Egypt 6713 22 0 1 Itissalat Al-MAGHRIB 10798 18 0 1 Standard Bank of South Africa 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 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 * 701 1386 1385 UUNET Technologies, Inc. 1221 1042 1041 Telstra Pty Ltd 1239 957 956 Sprint 6197 823 822 BellSouth Network Solutions, 18566 757 756 Covad Communications 3356 733 732 Level 3 Communications, LLC 209 724 723 Qwest 4134 708 707 Data Communications Bureau 702 696 695 UUNET - Commercial IP service 4323 674 673 Time Warner Communications, I 20115 581 580 Charter Communications 6198 571 570 BellSouth Network Solutions, 7843 508 507 Adelphia Corp. 852 502 501 Telus Advanced Communications 7132 451 450 Southwestern Bell Internet Se 2386 410 409 AT&T Data Communications Serv 19029 404 403 New Edge Networks 4766 400 399 Korea Internet Exchange for " 690 399 398 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 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 /16:2 /17:8 /18:22 /19:11 /20:10 /21:248 /22:40 /23:519 /24:128682 /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 741 757 Covad Communications 1 38 225 GENUITY 4755 15 339 Videsh Sanchar Nigam Ltd. Aut 3758 11 47 SingNet 28764 5 10 Communication Services SRL 7474 4 343 Optus Communications Pty Ltd 2914 2 266 Verio, Inc. 5495 2 16 University Network 17676 2 292 XTAGE CORPORATION 18668 2 2 MFM Communication Software, I 21367 2 7 Nextra Srl. 29024 2 2 EuroColocation Services 4519 1 196 Maas Communications 4628 1 52 Pacific Internet Pte Ltd 6713 1 22 Itissalat Al-MAGHRIB 7029 1 201 Alltel Information Services, 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) ---------------------------------------------- 61:2 64:2 69:1 80:6 148:1 192:6 193:2 194:2 195:1 198:9 202:32 203:63031 204:3 206:2 207:4 209:10 210:1 216:23 219:8 End of report