Routing Table Report 04:00 +10GMT Fri 09 May, 2003 Analysis Summary ---------------- BGP routing table entries examined: 122183 Prefixes after maximum aggregation: 15172 Unique aggregates announced to Internet: 191 Total ASes present in the Internet Routing Table: 15070 Origin-only ASes present in the Internet Routing Table: 13058 Origin ASes announcing only one prefix: 5979 Transit ASes present in the Internet Routing Table: 2012 Transit-only ASes present in the Internet Routing Table: 62 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 255 Illegal AS announcements present in the Routing Table: 3 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 0 Number of addresses announced to Internet: 330993 Equivalent to 0 /8s, 5 /16s and 12 /24s Percentage of available address space announced: 0.0 Percentage of allocated address space announced: 0.0 Percentage of available address space allocated: 55.9 Total number of prefixes smaller than registry allocations: 184 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 21224 Total APNIC prefixes after maximum aggregation: 1895 Prefixes being announced from the APNIC address blocks: 121991 Unique aggregates announced from the APNIC address blocks: 151 APNIC Region origin ASes present in the Internet Routing Table: 1781 APNIC Region origin ASes announcing only one prefix: 526 APNIC Region transit ASes present in the Internet Routing Table: 298 Average APNIC Region AS path length visible: 5.2 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 169201 Equivalent to 0 /8s, 2 /16s and 148 /24s Percentage of available APNIC address space announced: 0.1 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: 74408 Total ARIN prefixes after maximum aggregation: 8338 Prefixes being announced from the ARIN address blocks: 12 Unique aggregates announced from the ARIN address blocks: 8 ARIN Region origin ASes present in the Internet Routing Table: 8332 ARIN Region origin ASes announcing only one prefix: 2866 ARIN Region transit ASes present in the Internet Routing Table: 808 Average ARIN Region AS path length visible: 5.5 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 11776 Equivalent to 0 /8s, 0 /16s and 46 /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, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 21341 Total RIPE prefixes after maximum aggregation: 4606 Prefixes being announced from the RIPE address blocks: 136 Unique aggregates announced from the RIPE address blocks: 32 RIPE Region origin ASes present in the Internet Routing Table: 4563 RIPE Region origin ASes announcing only one prefix: 2497 RIPE Region transit ASes present in the Internet Routing Table: 817 Average RIPE Region AS path length visible: 6.2 Max RIPE Region AS path length visible: 19 Number of RIPE addresses announced to Internet: 150016 Equivalent to 0 /8s, 2 /16s and 74 /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 RIPE Address Blocks 62/8, 80/7, 82/8, 188/8, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 5201 Total LACNIC prefixes after maximum aggregation: 333 Prefixes being announced from the LACNIC address blocks: 2 Unique aggregates announced from the LACNIC address blocks: 0 LACNIC Region origin ASes present in the Internet Routing Table: 333 LACNIC Region origin ASes announcing only one prefix: 90 LACNIC Region transit ASes present in the Internet Routing Table: 70 Average LACNIC Region AS path length visible: 6.4 Max LACNIC Region AS path length visible: 25 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 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1205 0 1 Telstra Pty Ltd 4755 445 39 74 Videsh Sanchar Nigam Ltd. Aut 703 390 0 2 UUNET 2907 388 0 1 SINET Japan 17557 370 0 1 Pakistan Telecom 2764 342 0 18 connect.com.au pty ltd 7474 319 0 2 Optus Communications Pty Ltd 4814 294 0 1 China Telecom (Group) 17676 245 0 1 XTAGE CORPORATION 3786 242 0 1 DACOM Corporation 4134 225 0 1 Data Communications Bureau 9583 221 0 1 Satyam Infoway Ltd., 4766 215 0 1 Korea Internet Exchange for " 9443 183 0 1 Primus Telecommunications 9800 180 0 1 CHINA UNICOM 9238 139 0 1 TATA ISP 4739 137 0 2 Commerical Internet eXchange 9498 132 0 1 BHARTI BT INTERNET LTD. 4716 126 0 1 TTnet 4795 122 0 1 INDOSATNET-ASN ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1531 0 1 UUNET Technologies, Inc. 7018 1331 0 1 AT&T 4151 1083 0 1 USDA 1239 970 0 1 Sprint 7132 962 0 1 Southwestern Bell Internet Se 3908 898 0 1 Supernet, Inc. 7843 659 0 1 Adelphia Corp. 4323 586 0 1 Time Warner Communications, I 852 549 0 1 Telus Advanced Communications 2386 545 0 1 AT&T Data Communications Serv 705 533 0 1 UUNET Technologies, Inc. 3561 505 0 1 Cable & Wireless USA 209 493 0 1 Qwest 6197 483 0 1 BellSouth Network Solutions, 690 482 0 1 Merit Network 1 477 0 1 GENUITY 20115 467 0 1 Charter Communications 6198 466 0 1 BellSouth Network Solutions, 4355 393 0 1 EarthLink, Inc. 6347 370 0 1 SAVVIS Communications Corpora RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 758 0 1 UUNET - Commercial IP service 3301 306 0 1 TeliaNet Sweden 3215 303 0 1 France Telecom Transpac 3320 264 0 1 Deutsche Telekom AG 680 232 0 1 DFN-IP service G-WiN 1257 227 0 1 SWIPnet Swedish IP Network 8220 201 0 1 COLT Internet - International 5515 188 0 1 Sonera Solution Autonomous Sy 5400 184 0 1 BT Ignite European Backbone 786 179 0 1 The JANET IP Service 719 175 0 1 LANLINK autonomous system 20858 165 0 1 This AS will be used to conne 8708 164 0 1 Romania Data Systems S.A. 3303 141 0 1 Swisscom Ltd 12302 127 0 1 MobiFon S.A. 2856 124 0 1 BTnet UK Regional network 3269 114 0 1 TELECOM ITALIA 3246 109 0 1 Song Networks 3352 107 0 1 Ibernet, Internet Access Netw 2874 99 0 1 Global One Services AB LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 293 0 1 ImpSat 7303 254 0 1 Telecom Argentina Stet-France 8151 223 0 1 UniNet S.A. de C.V. 11172 166 0 1 Servicios Alestra S.A de C.V 16814 139 0 1 NSS, S.A. 6503 138 0 1 AVANTEL, S.A. 10620 113 0 1 TVCABLE BOGOTA 6147 91 0 1 Telefonica Del Peru 11992 88 0 1 Integrated Systems 8065 75 0 1 Empresas Publicas de Medellin 4270 74 0 1 Red de Interconexion Universi 13999 74 0 1 Mega Cable S.A. de C.V. 6535 73 0 1 Chilesat Servicios Empresari 1916 72 0 1 Fundacao de Amparo a Pesquisa 15311 72 0 1 Telefonica Empresas 11830 67 0 1 Instituto Costarricense de El 7080 64 0 1 Electronica y Comunicaciones 7927 64 0 1 Global One Venezuela 7984 61 0 1 Global One Colombia 15034 59 0 1 TIBA SA Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 0 0 65534 * 7018 1331 1330 AT&T 1221 1205 1204 Telstra Pty Ltd 4151 1083 1082 USDA 1239 970 969 Sprint 7132 962 961 Southwestern Bell Internet Se 3908 898 897 Supernet, Inc. 702 758 757 UUNET - Commercial IP service 7843 659 658 Adelphia Corp. 4323 586 585 Time Warner Communications, I 852 549 548 Telus Advanced Communications 2386 545 544 AT&T Data Communications Serv 705 533 532 UUNET Technologies, Inc. 3561 505 504 Cable & Wireless USA 209 493 492 Qwest 6197 483 482 BellSouth Network Solutions, 690 482 481 Merit Network 1 477 476 GENUITY 20115 467 466 Charter Communications 6198 466 465 BellSouth Network Solutions, List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65100 PRIVATE 203.14.8.16/24 38 University of Illino 1877 UNALLOCATED 203.14.8.16/24 1880 Stupi, house man's p 64512 PRIVATE 203.14.8.16/24 3216 Teleross, Moscow, Ru 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 /16:34 /17:4 /18:9 /19:20 /20:18 /21:15 /22:32 /23:40 /24:121986 /25:5 /26:0 /27:1 /28:2 /29:11 /30:1 /31:0 /32:5 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 2764 22 342 connect.com.au pty ltd 3255 21 64 Ukrainian Academic and Resear 4755 20 445 Videsh Sanchar Nigam Ltd. Aut 2914 18 298 Verio, Inc. 6846 9 30 UKRPACK.NET 12883 8 9 Farlep-Internet ISP 8343 7 7 DOnbass Regional Information 6807 6 7 KHARKIV-NET 12997 6 13 Kyrgyztelecom's Network 7474 5 319 Optus Communications Pty Ltd 2712 4 16 Landmark Graphics Corporation 8601 4 6 Telnet Ltd. Automnomous Syste 20663 3 18 Autonomous System of Vologda 2050 2 17 Sprint Enterprise Information 6703 2 6 Alkar Teleport Communications 12695 2 6 JSC "Digital Networks", MSM l 15458 2 2 TriLogiC Group, Ltd. 20550 2 3 TCC-NET 21149 2 3 UKRFERRY ISP Autonomous Syste 24710 2 2 Vokar Autonomous system Number of /24s announced per /8 block (Global) ---------------------------------------------- 61:17 62:1 80:3 134:4 192:1 193:8 194:30 195:12 198:2 202:62 203:56280 206:1 207:2 208:1 210:4 212:1 213:9 216:2 218:1 219:9 End of report