This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats@lists.apnic.net For a graphical representation, please see http://www.apnic.net/stats/bgp. If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 20:00 +10GMT Fri 11 Oct, 2002 Analysis Summary ---------------- BGP routing table entries examined: 116047 Prefixes after maximum aggregation: 74594 Unique aggregates announced to Internet: 55369 Total ASes present in the Internet Routing Table: 13890 Origin-only ASes present in the Internet Routing Table: 12024 Origin ASes announcing only one prefix: 5384 Transit ASes present in the Internet Routing Table: 1866 Transit-only ASes present in the Internet Routing Table: 57 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 18 Illegal AS announcements present in the Routing Table: 1 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 35 Number of addresses announced to Internet: 1191976840 Equivalent to 71 /8s, 12 /16s and 31 /24s Percentage of available address space announced: 32.2 Percentage of allocated address space announced: 58.9 Percentage of available address space allocated: 54.6 Total number of prefixes smaller than registry allocations: 48282 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 18882 Total APNIC prefixes after maximum aggregation: 11416 Prefixes being announced from the APNIC address blocks: 17387 Unique aggregates announced from the APNIC address blocks: 11010 APNIC Region origin ASes present in the Internet Routing Table: 1618 APNIC Region origin ASes announcing only one prefix: 516 APNIC Region transit ASes present in the Internet Routing Table: 279 Average APNIC Region AS path length visible: 5.2 Max APNIC Region AS path length visible: 12 Number of APNIC addresses announced to Internet: 98137504 Equivalent to 5 /8s, 217 /16s and 117 /24s Percentage of available APNIC address space announced: 64.5 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239 17408 - 18431, 23552 - 24575 APNIC Address Blocks 61/8, 202/7, 210/7, 218/7 and 220/7 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 72702 Total ARIN prefixes after maximum aggregation: 46189 Prefixes being announced from the ARIN address blocks: 50871 Unique aggregates announced from the ARIN address blocks: 15355 ARIN Region origin ASes present in the Internet Routing Table: 7815 ARIN Region origin ASes announcing only one prefix: 2579 ARIN Region transit ASes present in the Internet Routing Table: 749 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 181456224 Equivalent to 10 /8s, 208 /16s and 205 /24s Percentage of available ARIN address space announced: 67.6 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 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: 19796 Total RIPE prefixes after maximum aggregation: 14934 Prefixes being announced from the RIPE address blocks: 16469 Unique aggregates announced from the RIPE address blocks: 10874 RIPE Region origin ASes present in the Internet Routing Table: 4085 RIPE Region origin ASes announcing only one prefix: 2208 RIPE Region transit ASes present in the Internet Routing Table: 760 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 115789696 Equivalent to 6 /8s, 230 /16s and 207 /24s Percentage of available RIPE address space announced: 76.7 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 RIPE Address Blocks 62/8, 80/7, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 4667 Total LACNIC prefixes after maximum aggregation: 2055 Prefixes being announced from the LACNIC address blocks: 4107 Unique aggregates announced from the LACNIC address blocks: 2612 LACNIC Region origin ASes present in the Internet Routing Table: 315 LACNIC Region origin ASes announcing only one prefix: 81 LACNIC Region transit ASes present in the Internet Routing Table: 66 Average LACNIC Region AS path length visible: 6.0 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 11408640 Equivalent to 0 /8s, 174 /16s and 21 /24s Percentage of available LACNIC address space announced: 68.0 LACNIC AS Blocks 26592 - 26623 LACNIC Address Blocks 200/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 1221 1198 1187 878 Telstra Pty Ltd 703 396 368 312 UUNET 2907 361 1831 341 SINET Japan 2764 343 356 315 connect.com.au pty ltd 7474 302 275 206 Optus Communications Pty Ltd 4134 293 2268 95 Data Communications Bureau 17557 292 21 113 Pakistan Telecom 4755 271 139 74 Videsh Sanchar Nigam Ltd. Aut 4766 249 1808 157 Korea Internet Exchange for " 4814 225 79 15 China Telecom (Group) 17676 224 3506 31 XTAGE CORPORATION 9443 185 57 72 Primus Telecommunications 9583 174 32 5 Satyam Infoway Ltd., 4515 136 102 77 Star Internet Services Ltd. 9768 134 385 73 Korea Telecom 4716 128 736 122 TTnet 7657 127 22 84 The Internet Group Limited 9800 122 188 24 CHINA UNICOM 4739 117 56 108 Commerical Internet eXchange 4713 115 1049 104 NTT Communications Corporatio ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1785 9199 1279 UUNET Technologies, Inc. 7018 1344 7180 935 AT&T 3908 1051 1651 505 Supernet, Inc. 1239 877 3186 655 Sprint 852 736 1145 456 Telus Advanced Communications 7843 722 371 308 Adelphia Corp. 1 659 8060 437 GENUITY 7132 594 672 69 Southwestern Bell Internet Se 7046 578 878 303 UUNET Technologies, Inc. 209 577 2064 335 Qwest 4323 519 439 165 Time Warner Communications, I 690 518 75 325 Merit Network 7066 490 204 257 Virginia Polytechnic Institut 2548 438 1118 270 Business Internet, Inc. 705 411 130 201 UUNET Technologies, Inc. 3549 407 725 293 Global Crossing 6198 395 180 195 BellSouth Network Solutions, 6197 392 601 40 BellSouth Network Solutions, 4355 379 292 104 EarthLink, Inc. 2914 369 2027 362 Verio, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 910 2407 727 UUNET - Commercial IP service 3301 381 1164 337 TeliaNet Sweden 3215 296 677 172 France Telecom Transpac 3320 243 1966 220 Deutsche Telekom AG 680 238 2151 234 DFN-IP service G-WiN 5515 212 783 176 Sonera Solution Autonomous Sy 1257 205 444 201 SWIPnet Swedish IP Network 5400 205 83 97 BT Ignite European Backbone 719 192 307 131 LANLINK autonomous system 786 176 1873 176 The JANET IP Service 8708 163 41 146 Romania Data Systems S.A. 2856 160 790 138 BTnet UK Regional network 3303 144 532 143 Swisscom Ltd 12302 123 18 30 MobiFon S.A. 3246 122 373 115 Song Networks 8220 112 168 104 COLT Internet - International 5511 110 192 88 France Telecom 3233 107 10 8 RNC - Romanian Natioanal R&D 3269 106 690 64 TELECOM ITALIA 2874 103 85 39 Global One Services AB LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 204 330 111 UniNet S.A. de C.V. 7303 174 27 49 Telecom Argentina Stet-France 11172 169 88 34 Servicios Alestra S.A de C.V 6140 154 78 45 ImpSat USA, Inc. 6503 150 174 108 AVANTEL, S.A. 16814 106 7 12 NSS, S.A. 13999 105 20 7 Mega Cable S.A. de C.V. 10620 99 6 30 TVCABLE BOGOTA 11340 79 2 24 Red Universitaria Nacional 15311 76 26 32 Telefonica Empresas 1916 74 425 41 Fundacao de Amparo a Pesquisa 11992 72 7 30 Integrated Systems 4270 68 18 10 Red de Interconexion Universi 15034 63 5 33 TIBA SA 2277 62 16 3 ECUANET - CORPORACION ECUATOR 4926 62 4 50 Telintar S.A. 7984 62 27 42 Global One Colombia 8065 60 6 16 Empresas Publicas de Medellin 7927 58 4 40 Global One Venezuela 6535 55 4 15 Chilesat Servicios Empresari Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 3908 1051 546 Supernet, Inc. 7132 594 525 Southwestern Bell Internet Se 7843 722 414 Adelphia Corp. 7018 1344 409 AT&T 4323 519 354 Time Warner Communications, I 6197 392 352 BellSouth Network Solutions, 1221 1198 320 Telstra Pty Ltd 1580 320 308 ANOSCEUR 18566 298 294 Covad Communications 852 736 280 Telus Advanced Communications 4151 292 276 USDA 7046 578 275 UUNET Technologies, Inc. 4355 379 275 EarthLink, Inc. 6347 346 271 SAVVIS Communications Corpora 209 577 242 Qwest 7066 490 233 Virginia Polytechnic Institut 376 341 231 Reseau Interordinateurs Scien 1239 877 222 Sprint 1 659 222 GENUITY 705 411 210 UUNET Technologies, Inc. List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies, Advertised Unregistered Addresses --------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 132.0.0.0/10 568 DISO-UNRRA 134.137.0.0/16 7170 AT&T Government Markets 135.0.0.0/13 10455 Lucent Technologies 137.0.0.0/13 568 DISO-UNRRA 138.94.0.0/16 1 GENUITY 158.0.0.0/13 568 DISO-UNRRA 164.233.0.0/16 6020 DISA NETWORK SERVICES 164.236.0.0/16 568 DISO-UNRRA 192.31.242.0/24 771 NASA Ames Research Center 192.44.0.0/19 702 UUNET - Commercial IP service 192.72.0.0/18 4780 Digital United Inc. 192.72.0.0/16 4780 Digital United Inc. 192.83.16.0/20 5515 Sonera Solution Autonomous Sy 192.83.32.0/19 5515 Sonera Solution Autonomous Sy 192.83.96.0/22 5515 Sonera Solution Autonomous Sy 192.83.100.0/24 5515 Sonera Solution Autonomous Sy 192.91.198.0/24 2568 CTS Network Services 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.136.86.0/24 719 LANLINK autonomous system 192.136.87.0/24 719 LANLINK autonomous system 192.136.88.0/24 719 LANLINK autonomous system 192.136.136.0/24 7046 UUNET Technologies, Inc. 192.136.136.0/22 568 DISO-UNRRA 192.139.62.0/24 6539 GT Group Telecom Services Cor 192.140.0.0/16 5511 France Telecom 192.153.136.0/21 568 DISO-UNRRA 192.156.0.0/19 568 DISO-UNRRA 192.156.164.0/24 19548 Adelphia Business Solutions 192.172.0.0/19 568 DISO-UNRRA 192.208.29.0/24 3908 Supernet, Inc. 192.208.30.0/23 3908 Supernet, Inc. 192.243.36.0/23 2044 AUSNet, Inc. Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:6 /10:7 /11:12 /12:38 /13:90 /14:240 /15:430 /16:7262 /17:1504 /18:2720 /19:7888 /20:7548 /21:5317 /22:8188 /23:9906 /24:64089 /25:177 /26:221 /27:115 /28:76 /29:55 /30:101 /31:0 /32:39 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 3908 621 1051 Supernet, Inc. 702 572 910 UUNET - Commercial IP service 7843 534 722 Adelphia Corp. 701 491 1785 UUNET Technologies, Inc. 690 465 518 Merit Network 7018 429 1344 AT&T 7066 388 490 Virginia Polytechnic Institut 6198 311 395 BellSouth Network Solutions, 1580 307 320 ANOSCEUR 18566 292 298 Covad Communications 6197 276 392 BellSouth Network Solutions, 1239 263 877 Sprint 7046 263 578 UUNET Technologies, Inc. 209 258 577 Qwest 3215 227 296 France Telecom Transpac 3301 226 381 TeliaNet Sweden 11492 219 224 Cable One 4355 217 379 EarthLink, Inc. 705 187 411 UUNET Technologies, Inc. 3320 185 243 Deutsche Telekom AG Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:4 12:550 13:10 15:4 17:7 20:4 24:836 25:1 32:42 38:23 40:8 44:1 55:1 57:14 61:358 62:244 63:1870 64:1276 65:1583 66:1191 67:110 68:140 69:8 80:303 81:62 128:115 129:126 130:19 131:62 132:9 133:2 134:128 135:9 136:512 137:111 138:202 139:71 140:167 141:66 142:69 143:49 144:153 145:17 146:240 147:224 148:247 149:81 150:41 151:77 152:295 153:41 154:8 155:104 156:102 157:105 158:72 159:138 160:21 161:74 162:123 163:86 164:260 165:127 166:105 167:284 168:301 169:62 170:194 171:6 192:5386 193:2429 194:2021 195:822 196:439 198:3617 199:3083 200:2528 202:3452 203:4826 204:3291 205:2115 206:2391 207:2471 208:2575 209:2590 210:595 211:276 212:886 213:777 214:9 215:19 216:2963 217:521 218:50 219:2 End of report
participants (1)
-
Routing Table Analysis