From cscora at thyme.apnic.net Fri Jun 6 06:06:31 2003 From: cscora at thyme.apnic.net (Routing Table Analysis) Date: Fri, 6 Jun 2003 20:06:31 +1000 (EST) Subject: [rtma] Weekly Routing Table Report Message-ID: <200306061006.h56A6VE22689@thyme.apnic.net> 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 at lists.apnic.net If you have any comments please contact Philip Smith . Routing Table Report 20:00 +10GMT Fri 06 Jun, 2003 Analysis Summary ---------------- BGP routing table entries examined: 125953 Prefixes after maximum aggregation: 78963 Unique aggregates announced to Internet: 59252 Total ASes present in the Internet Routing Table: 15289 Origin-only ASes present in the Internet Routing Table: 13266 Origin ASes announcing only one prefix: 6004 Transit ASes present in the Internet Routing Table: 2023 Transit-only ASes present in the Internet Routing Table: 71 Average AS path length visible in the Internet Routing Table: 5.2 Max AS path length visible: 255 Illegal AS announcements present in the Routing Table: 4 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 30 Number of addresses announced to Internet: 1233876800 Equivalent to 73 /8s, 139 /16s and 119 /24s Percentage of available address space announced: 33.3 Percentage of allocated address space announced: 59.5 Percentage of available address space allocated: 55.9 Total number of prefixes smaller than registry allocations: 55596 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 21756 Total APNIC prefixes after maximum aggregation: 12616 Prefixes being announced from the APNIC address blocks: 20161 Unique aggregates announced from the APNIC address blocks: 12160 APNIC Region origin ASes present in the Internet Routing Table: 1808 APNIC Region origin ASes announcing only one prefix: 515 APNIC Region transit ASes present in the Internet Routing Table: 297 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 114662816 Equivalent to 6 /8s, 213 /16s and 157 /24s Percentage of available APNIC address space announced: 61.8 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: 77202 Total ARIN prefixes after maximum aggregation: 48130 Prefixes being announced from the ARIN address blocks: 55311 Unique aggregates announced from the ARIN address blocks: 16369 ARIN Region origin ASes present in the Internet Routing Table: 8450 ARIN Region origin ASes announcing only one prefix: 2884 ARIN Region transit ASes present in the Internet Routing Table: 812 Average ARIN Region AS path length visible: 5.0 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 192464128 Equivalent to 11 /8s, 120 /16s and 197 /24s Percentage of available ARIN address space announced: 71.7 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: 21643 Total RIPE prefixes after maximum aggregation: 15966 Prefixes being announced from the RIPE address blocks: 18139 Unique aggregates announced from the RIPE address blocks: 12183 RIPE Region origin ASes present in the Internet Routing Table: 4629 RIPE Region origin ASes announcing only one prefix: 2520 RIPE Region transit ASes present in the Internet Routing Table: 818 Average RIPE Region AS path length visible: 5.8 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 131964416 Equivalent to 7 /8s, 221 /16s and 158 /24s Percentage of available RIPE address space announced: 71.5 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: 5348 Total LACNIC prefixes after maximum aggregation: 2251 Prefixes being announced from the LACNIC address blocks: 4781 Unique aggregates announced from the LACNIC address blocks: 2991 LACNIC Region origin ASes present in the Internet Routing Table: 331 LACNIC Region origin ASes announcing only one prefix: 85 LACNIC Region transit ASes present in the Internet Routing Table: 68 Average LACNIC Region AS path length visible: 5.5 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 12624640 Equivalent to 0 /8s, 192 /16s and 163 /24s Percentage of available LACNIC address space announced: 37.6 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 1076 1103 769 Telstra Pty Ltd 4755 421 134 72 Videsh Sanchar Nigam Ltd. Aut 2907 374 1895 350 SINET Japan 17557 359 25 150 Pakistan Telecom 703 343 371 272 UUNET 2764 314 341 280 connect.com.au pty ltd 4814 297 86 19 China Telecom (Group) 7474 268 290 202 Optus Communications Pty Ltd 17676 250 3862 19 XTAGE CORPORATION 3786 242 772 209 DACOM Corporation 4134 241 2067 120 Data Communications Bureau 9583 228 34 18 Satyam Infoway Ltd., 4766 212 2475 159 Korea Internet Exchange for " 9443 182 58 82 Primus Telecommunications 9800 181 260 59 CHINA UNICOM 9498 147 10 18 BHARTI BT INTERNET LTD. 4739 138 57 126 Commerical Internet eXchange 9238 134 8 17 TATA ISP 7539 130 156 104 TANet2, sponsored by NSC, TAI 4716 128 745 122 TTnet ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1554 8929 1094 UUNET Technologies, Inc. 7018 1331 7193 921 AT&T 7132 1015 6572 227 Southwestern Bell Internet Se 1239 951 3022 669 Sprint 3908 919 1557 482 Supernet, Inc. 189 705 341 292 Genuity 11305 646 170 72 Interland Incorporated 1 634 2623 429 GENUITY 7843 631 356 180 Adelphia Corp. 4323 598 525 175 Time Warner Communications, I 18566 588 160 8 Covad Communications 852 526 1124 416 Telus Advanced Communications 705 510 273 333 UUNET Technologies, Inc. 209 493 2106 299 Qwest 6197 491 343 194 BellSouth Network Solutions, 7066 481 204 259 Virginia Polytechnic Institut 6198 466 230 177 BellSouth Network Solutions, 20115 462 194 283 Charter Communications 690 452 66 296 Merit Network 2386 440 521 250 AT&T Data Communications Serv RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 750 2173 637 UUNET - Commercial IP service 3301 303 1172 290 TeliaNet Sweden 3215 295 880 168 France Telecom Transpac 3320 266 2004 227 Deutsche Telekom AG 680 232 2053 229 DFN-IP service G-WiN 1257 224 311 186 SWIPnet Swedish IP Network 8220 223 384 211 COLT Internet - International 5400 222 139 131 BT Ignite European Backbone 719 215 307 124 LANLINK autonomous system 5515 181 795 152 Sonera Solution Autonomous Sy 786 179 1874 179 The JANET IP Service 8708 152 44 149 Romania Data Systems S.A. 3303 140 549 137 Swisscom Ltd 8895 131 58 29 KACST/ISU Riyadh Autonomous S 12302 128 18 35 MobiFon S.A. 2856 124 1315 114 BTnet UK Regional network 3269 117 823 64 TELECOM ITALIA 3246 116 366 114 Song Networks 3352 109 780 32 Ibernet, Internet Access Netw 5511 95 177 76 France Telecom LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 295 98 110 ImpSat 7303 238 37 57 Telecom Argentina Stet-France 8151 214 350 117 UniNet S.A. de C.V. 11172 169 82 41 Servicios Alestra S.A de C.V 16814 135 9 17 NSS, S.A. 6503 131 189 94 AVANTEL, S.A. 10620 115 7 32 TVCABLE BOGOTA 11340 106 3 34 Red Universitaria Nacional 6147 98 70 21 Telefonica Del Peru 11992 89 8 37 Integrated Systems 8065 80 8 15 Empresas Publicas de Medellin 6535 74 5 23 Chilesat Servicios Empresari 1916 73 306 43 Fundacao de Amparo a Pesquisa 15311 71 12 35 Telefonica Empresas 13999 68 36 8 Mega Cable S.A. de C.V. 4270 67 18 9 Red de Interconexion Universi 11830 66 4 27 Instituto Costarricense de El 7080 64 4 1 Electronica y Comunicaciones 7927 64 5 39 Global One Venezuela 11311 64 6 13 Sinectis S.A. Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7132 1015 788 Southwestern Bell Internet Se 18566 588 580 Covad Communications 11305 646 574 Interland Incorporated 7843 631 451 Adelphia Corp. 3908 919 437 Supernet, Inc. 4323 598 423 Time Warner Communications, I 189 705 413 Genuity 7018 1331 410 AT&T 4755 421 349 Videsh Sanchar Nigam Ltd. Aut 1221 1076 307 Telstra Pty Ltd 6197 491 297 BellSouth Network Solutions, 27364 315 297 Armstrong Cable Services 4355 404 293 EarthLink, Inc. 6198 466 289 BellSouth Network Solutions, 6347 363 285 SAVVIS Communications Corpora 22927 298 285 TELEFONICA DE ARGENTINA 1239 951 282 Sprint 4814 297 278 China Telecom (Group) 376 384 268 Reseau Interordinateurs Scien 22909 274 264 Comcast Cable Corporation List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65516 PRIVATE 61.232.70.0/24 17621 China Netcom Corp. 65516 PRIVATE 61.232.71.0/24 17621 China Netcom Corp. 65516 PRIVATE 61.232.72.0/22 17621 China Netcom Corp. 1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 158.0.0.0/13 568 DISO-UNRRA 172.208.0.0/14 1668 GNN Hosting Service 192.16.52.0/24 1239 Sprint 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.136.135.0/24 1239 Sprint 192.153.136.0/21 568 DISO-UNRRA 192.158.254.0/24 705 UUNET Technologies, Inc. 192.172.0.0/19 568 DISO-UNRRA 192.228.21.0/24 27299 CIRA Canadian Internet Regist 192.228.22.0/24 27299 CIRA Canadian Internet Regist 192.228.23.0/24 27299 CIRA Canadian Internet Regist 192.228.24.0/24 27299 CIRA Canadian Internet Regist 192.228.25.0/24 27299 CIRA Canadian Internet Regist 192.228.26.0/24 27299 CIRA Canadian Internet Regist 192.228.27.0/24 27299 CIRA Canadian Internet Regist 192.228.28.0/24 27299 CIRA Canadian Internet Regist 192.228.29.0/24 27299 CIRA Canadian Internet Regist 192.228.30.0/24 27299 CIRA Canadian Internet Regist 192.228.31.0/24 27299 CIRA Canadian Internet Regist Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:5 /10:8 /11:13 /12:52 /13:99 /14:256 /15:470 /16:7425 /17:1674 /18:2992 /19:8462 /20:8533 /21:6153 /22:9084 /23:10662 /24:69503 /25:161 /26:215 /27:55 /28:40 /29:26 /30:21 /31:0 /32:25 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 189 628 705 Genuity 18566 582 588 Covad Communications 3908 575 919 Supernet, Inc. 11305 572 646 Interland Incorporated 7018 463 1331 AT&T 702 459 750 UUNET - Commercial IP service 701 437 1554 UUNET Technologies, Inc. 690 410 452 Merit Network 7843 393 631 Adelphia Corp. 7066 378 481 Virginia Polytechnic Institut 6197 367 491 BellSouth Network Solutions, 6198 364 466 BellSouth Network Solutions, 1239 357 951 Sprint 20115 323 462 Charter Communications 27364 308 315 Armstrong Cable Services 4814 282 297 China Telecom (Group) 22927 236 298 TELEFONICA DE ARGENTINA 1 235 634 GENUITY 2386 220 440 AT&T Data Communications Serv 3215 219 295 France Telecom Transpac Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:2 12:705 13:1 15:4 16:1 17:3 20:8 24:858 25:1 32:87 38:60 40:20 44:2 57:17 61:468 62:345 63:1868 64:1934 65:1964 66:2583 67:177 68:380 69:164 80:348 81:126 128:138 129:177 130:48 131:80 132:26 134:176 135:4 136:117 137:107 138:110 139:64 140:137 141:111 142:94 143:42 144:105 145:14 146:276 147:97 148:288 149:61 150:43 151:69 152:231 153:57 154:3 155:116 156:53 157:37 158:126 159:139 160:43 161:77 162:128 163:76 164:308 165:143 166:93 167:323 168:411 169:61 170:312 171:7 192:5333 193:2456 194:1953 195:1034 196:471 198:3560 199:2719 200:2978 202:3783 203:5264 204:2987 205:2029 206:2366 207:2413 208:2581 209:2886 210:821 211:333 212:1075 213:793 214:20 215:23 216:3535 217:615 218:87 219:39 220:92 221:3 End of report From cscora at thyme.apnic.net Fri Jun 13 06:06:20 2003 From: cscora at thyme.apnic.net (Routing Table Analysis) Date: Fri, 13 Jun 2003 20:06:20 +1000 (EST) Subject: [rtma] Weekly Routing Table Report Message-ID: <200306131006.h5DA6KA05397@thyme.apnic.net> 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 at lists.apnic.net If you have any comments please contact Philip Smith . Routing Table Report 20:00 +10GMT Fri 13 Jun, 2003 Analysis Summary ---------------- BGP routing table entries examined: 126129 Prefixes after maximum aggregation: 79032 Unique aggregates announced to Internet: 59425 Total ASes present in the Internet Routing Table: 15334 Origin-only ASes present in the Internet Routing Table: 13292 Origin ASes announcing only one prefix: 6018 Transit ASes present in the Internet Routing Table: 2042 Transit-only ASes present in the Internet Routing Table: 74 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 255 Illegal AS announcements present in the Routing Table: 9 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 17 Number of addresses announced to Internet: 1251322176 Equivalent to 74 /8s, 149 /16s and 169 /24s Percentage of available address space announced: 33.8 Percentage of allocated address space announced: 60.3 Percentage of available address space allocated: 55.9 Total number of prefixes smaller than registry allocations: 55636 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 21478 Total APNIC prefixes after maximum aggregation: 12586 Prefixes being announced from the APNIC address blocks: 19892 Unique aggregates announced from the APNIC address blocks: 12186 APNIC Region origin ASes present in the Internet Routing Table: 1817 APNIC Region origin ASes announcing only one prefix: 521 APNIC Region transit ASes present in the Internet Routing Table: 298 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 114817952 Equivalent to 6 /8s, 215 /16s and 251 /24s Percentage of available APNIC address space announced: 61.9 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: 77450 Total ARIN prefixes after maximum aggregation: 48216 Prefixes being announced from the ARIN address blocks: 55548 Unique aggregates announced from the ARIN address blocks: 16496 ARIN Region origin ASes present in the Internet Routing Table: 8476 ARIN Region origin ASes announcing only one prefix: 2894 ARIN Region transit ASes present in the Internet Routing Table: 814 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 19 Number of ARIN addresses announced to Internet: 192875776 Equivalent to 11 /8s, 127 /16s and 13 /24s Percentage of available ARIN address space announced: 71.9 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: 21791 Total RIPE prefixes after maximum aggregation: 15988 Prefixes being announced from the RIPE address blocks: 18247 Unique aggregates announced from the RIPE address blocks: 12202 RIPE Region origin ASes present in the Internet Routing Table: 4634 RIPE Region origin ASes announcing only one prefix: 2516 RIPE Region transit ASes present in the Internet Routing Table: 830 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 132097536 Equivalent to 7 /8s, 223 /16s and 166 /24s Percentage of available RIPE address space announced: 71.6 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: 5401 Total LACNIC prefixes after maximum aggregation: 2242 Prefixes being announced from the LACNIC address blocks: 4817 Unique aggregates announced from the LACNIC address blocks: 2991 LACNIC Region origin ASes present in the Internet Routing Table: 335 LACNIC Region origin ASes announcing only one prefix: 87 LACNIC Region transit ASes present in the Internet Routing Table: 67 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 12709120 Equivalent to 0 /8s, 193 /16s and 237 /24s Percentage of available LACNIC address space announced: 37.9 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 1073 1087 764 Telstra Pty Ltd 4755 419 133 70 Videsh Sanchar Nigam Ltd. Aut 2907 374 1895 350 SINET Japan 17557 348 25 148 Pakistan Telecom 703 343 371 272 UUNET 2764 311 341 278 connect.com.au pty ltd 7474 274 306 205 Optus Communications Pty Ltd 17676 250 3862 19 XTAGE CORPORATION 3786 243 773 210 DACOM Corporation 4134 240 2066 119 Data Communications Bureau 9583 229 35 21 Satyam Infoway Ltd., 4766 212 2475 159 Korea Internet Exchange for " 9800 183 294 59 CHINA UNICOM 9443 182 58 82 Primus Telecommunications 9498 155 10 24 BHARTI BT INTERNET LTD. 4739 139 58 127 Commerical Internet eXchange 9238 135 8 18 TATA ISP 7539 130 156 104 TANet2, sponsored by NSC, TAI 4716 128 745 122 TTnet 9768 126 384 60 Korea Telecom ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1549 8897 1094 UUNET Technologies, Inc. 7018 1338 7181 927 AT&T 7132 1015 6572 227 Southwestern Bell Internet Se 1239 949 3018 667 Sprint 3908 915 1549 480 Supernet, Inc. 189 683 340 296 Genuity 11305 647 170 72 Interland Incorporated 7843 618 360 171 Adelphia Corp. 1 617 2603 419 GENUITY 4323 603 525 175 Time Warner Communications, I 18566 599 160 8 Covad Communications 852 527 1124 416 Telus Advanced Communications 705 510 273 333 UUNET Technologies, Inc. 209 494 2106 299 Qwest 6197 493 343 195 BellSouth Network Solutions, 7066 484 204 259 Virginia Polytechnic Institut 6198 466 230 177 BellSouth Network Solutions, 20115 462 194 283 Charter Communications 690 448 65 293 Merit Network 2386 403 506 235 AT&T Data Communications Serv RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 750 2174 636 UUNET - Commercial IP service 3301 304 1171 291 TeliaNet Sweden 3215 284 864 159 France Telecom Transpac 5515 281 795 150 Sonera Solution Autonomous Sy 3320 265 2004 227 Deutsche Telekom AG 719 261 307 124 LANLINK autonomous system 680 232 2053 229 DFN-IP service G-WiN 8220 224 384 212 COLT Internet - International 1257 223 315 185 SWIPnet Swedish IP Network 5400 220 139 129 BT Ignite European Backbone 786 179 1874 179 The JANET IP Service 8708 152 44 149 Romania Data Systems S.A. 3303 140 549 137 Swisscom Ltd 12302 128 18 35 MobiFon S.A. 2856 123 1315 113 BTnet UK Regional network 3246 118 366 114 Song Networks 3269 118 823 65 TELECOM ITALIA 3352 109 780 32 Ibernet, Internet Access Netw 2647 99 4129 39 SITA 5511 95 177 76 France Telecom LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 296 98 109 ImpSat 7303 238 37 57 Telecom Argentina Stet-France 8151 214 350 117 UniNet S.A. de C.V. 11172 171 66 40 Servicios Alestra S.A de C.V 16814 135 9 17 NSS, S.A. 6503 130 189 93 AVANTEL, S.A. 10620 115 7 32 TVCABLE BOGOTA 11340 105 3 33 Red Universitaria Nacional 6147 97 70 21 Telefonica Del Peru 11992 90 9 34 Integrated Systems 13999 86 36 8 Mega Cable S.A. de C.V. 8065 82 9 16 Empresas Publicas de Medellin 6535 74 5 21 Chilesat Servicios Empresari 1916 73 306 43 Fundacao de Amparo a Pesquisa 15311 71 12 35 Telefonica Empresas 11311 69 7 13 Sinectis S.A. 4270 68 18 9 Red de Interconexion Universi 11830 66 4 27 Instituto Costarricense de El 7927 65 5 40 Global One Venezuela 7080 64 4 1 Electronica y Comunicaciones Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7132 1015 788 Southwestern Bell Internet Se 18566 599 591 Covad Communications 11305 647 575 Interland Incorporated 7843 618 447 Adelphia Corp. 3908 915 435 Supernet, Inc. 4323 603 428 Time Warner Communications, I 7018 1338 411 AT&T 189 683 387 Genuity 4755 419 349 Videsh Sanchar Nigam Ltd. Aut 1221 1073 309 Telstra Pty Ltd 6197 493 298 BellSouth Network Solutions, 4355 398 294 EarthLink, Inc. 27364 312 294 Armstrong Cable Services 6198 466 289 BellSouth Network Solutions, 22927 298 285 TELEFONICA DE ARGENTINA 6347 363 284 SAVVIS Communications Corpora 1239 949 282 Sprint 376 383 267 Reseau Interordinateurs Scien 22909 276 264 Comcast Cable Corporation 17676 250 231 XTAGE CORPORATION List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 65516 PRIVATE 61.232.70.0/24 17621 China Netcom Corp. 65516 PRIVATE 61.232.71.0/24 17621 China Netcom Corp. 65516 PRIVATE 61.232.72.0/22 17621 China Netcom Corp. 1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p 64811 PRIVATE 211.154.136.0/23 4813 China Telecom(Group) 64811 PRIVATE 211.154.138.0/23 4813 China Telecom(Group) 64811 PRIVATE 211.154.152.0/23 4813 China Telecom(Group) 64811 PRIVATE 211.154.154.0/23 4813 China Telecom(Group) 65501 PRIVATE 218.144.170.128/26 4766 Korea Internet Excha Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 158.0.0.0/13 568 DISO-UNRRA 172.208.0.0/14 1668 GNN Hosting Service 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.153.136.0/21 568 DISO-UNRRA 192.158.254.0/24 705 UUNET Technologies, Inc. 192.172.0.0/19 568 DISO-UNRRA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:20 /9:5 /10:8 /11:13 /12:53 /13:99 /14:256 /15:470 /16:7426 /17:1692 /18:2993 /19:8480 /20:8562 /21:6138 /22:9082 /23:10660 /24:69576 /25:165 /26:256 /27:58 /28:41 /29:26 /30:23 /31:0 /32:27 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 189 606 683 Genuity 18566 593 599 Covad Communications 3908 573 915 Supernet, Inc. 11305 573 647 Interland Incorporated 7018 466 1338 AT&T 702 458 750 UUNET - Commercial IP service 701 433 1549 UUNET Technologies, Inc. 690 406 448 Merit Network 7066 381 484 Virginia Polytechnic Institut 7843 378 618 Adelphia Corp. 6197 368 493 BellSouth Network Solutions, 6198 364 466 BellSouth Network Solutions, 1239 358 949 Sprint 20115 323 462 Charter Communications 27364 306 312 Armstrong Cable Services 22927 236 298 TELEFONICA DE ARGENTINA 1 225 617 GENUITY 19262 221 257 Verizon Global Networks 4355 217 398 EarthLink, Inc. 3215 213 284 France Telecom Transpac Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:2 12:704 13:1 15:4 16:1 17:3 20:7 24:854 25:1 32:95 38:40 40:21 44:2 57:17 61:261 62:343 63:1875 64:1950 65:1967 66:2581 67:178 68:375 69:202 80:361 81:129 128:142 129:176 130:47 131:81 132:26 134:174 135:4 136:116 137:106 138:109 139:64 140:158 141:120 142:94 143:43 144:106 145:16 146:272 147:97 148:288 149:61 150:44 151:70 152:231 153:60 154:7 155:116 156:54 157:45 158:127 159:138 160:43 161:76 162:130 163:77 164:312 165:143 166:94 167:318 168:408 169:61 170:312 171:8 192:5352 193:2474 194:2003 195:1057 196:474 198:3564 199:2717 200:2996 202:3793 203:5245 204:3001 205:2050 206:2369 207:2425 208:2593 209:2900 210:814 211:353 212:984 213:810 214:19 215:23 216:3554 217:628 218:89 219:44 220:94 221:3 End of report From cscora at thyme.apnic.net Fri Jun 20 06:05:38 2003 From: cscora at thyme.apnic.net (Routing Table Analysis) Date: Fri, 20 Jun 2003 20:05:38 +1000 (EST) Subject: [rtma] Weekly Routing Table Report Message-ID: <200306201005.h5KA5c120659@thyme.apnic.net> 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 at lists.apnic.net If you have any comments please contact Philip Smith . Routing Table Report 20:00 +10GMT Fri 20 Jun, 2003 Analysis Summary ---------------- BGP routing table entries examined: 125820 Prefixes after maximum aggregation: 79010 Unique aggregates announced to Internet: 59502 Total ASes present in the Internet Routing Table: 15384 Origin-only ASes present in the Internet Routing Table: 13338 Origin ASes announcing only one prefix: 6045 Transit ASes present in the Internet Routing Table: 2046 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 4.9 Max AS path length visible: 255 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: 17 Number of addresses announced to Internet: 1252521120 Equivalent to 74 /8s, 167 /16s and 244 /24s Percentage of available address space announced: 33.8 Percentage of allocated address space announced: 60.4 Percentage of available address space allocated: 55.9 Total number of prefixes smaller than registry allocations: 55442 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 21467 Total APNIC prefixes after maximum aggregation: 12556 Prefixes being announced from the APNIC address blocks: 19908 Unique aggregates announced from the APNIC address blocks: 12225 APNIC Region origin ASes present in the Internet Routing Table: 1823 APNIC Region origin ASes announcing only one prefix: 526 APNIC Region transit ASes present in the Internet Routing Table: 297 Average APNIC Region AS path length visible: 4.9 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 115912352 Equivalent to 6 /8s, 232 /16s and 174 /24s Percentage of available APNIC address space announced: 62.5 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: 77230 Total ARIN prefixes after maximum aggregation: 48181 Prefixes being announced from the ARIN address blocks: 55477 Unique aggregates announced from the ARIN address blocks: 16498 ARIN Region origin ASes present in the Internet Routing Table: 8492 ARIN Region origin ASes announcing only one prefix: 2901 ARIN Region transit ASes present in the Internet Routing Table: 818 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 17 Number of ARIN addresses announced to Internet: 193233408 Equivalent to 11 /8s, 132 /16s and 130 /24s Percentage of available ARIN address space announced: 72.0 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: 21714 Total RIPE prefixes after maximum aggregation: 16015 Prefixes being announced from the RIPE address blocks: 18214 Unique aggregates announced from the RIPE address blocks: 12225 RIPE Region origin ASes present in the Internet Routing Table: 4659 RIPE Region origin ASes announcing only one prefix: 2531 RIPE Region transit ASes present in the Internet Routing Table: 831 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 132361024 Equivalent to 7 /8s, 227 /16s and 171 /24s Percentage of available RIPE address space announced: 71.7 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, 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: 5408 Total LACNIC prefixes after maximum aggregation: 2258 Prefixes being announced from the LACNIC address blocks: 4804 Unique aggregates announced from the LACNIC address blocks: 3014 LACNIC Region origin ASes present in the Internet Routing Table: 336 LACNIC Region origin ASes announcing only one prefix: 87 LACNIC Region transit ASes present in the Internet Routing Table: 68 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 12777216 Equivalent to 0 /8s, 194 /16s and 247 /24s Percentage of available LACNIC address space announced: 38.1 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 1058 1070 752 Telstra Pty Ltd 4755 400 133 67 Videsh Sanchar Nigam Ltd. Aut 2907 374 1895 350 SINET Japan 17557 346 24 151 Pakistan Telecom 703 335 371 268 UUNET 2764 307 325 274 connect.com.au pty ltd 7474 271 306 204 Optus Communications Pty Ltd 17676 250 3862 19 XTAGE CORPORATION 3786 244 773 211 DACOM Corporation 9583 230 37 21 Satyam Infoway Ltd., 4134 222 1915 112 Data Communications Bureau 4766 212 2475 159 Korea Internet Exchange for " 9800 186 302 61 CHINA UNICOM 9443 182 58 82 Primus Telecommunications 9498 166 11 28 BHARTI BT INTERNET LTD. 4739 139 58 127 Commerical Internet eXchange 9929 139 169 34 China Netcom Corp. 4716 128 745 122 TTnet 9238 127 8 21 TATA ISP 7539 126 154 100 TANet2, sponsored by NSC, TAI ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 701 1543 8833 1088 UUNET Technologies, Inc. 7018 1337 7180 922 AT&T 1239 952 3020 670 Sprint 7132 923 6573 229 Southwestern Bell Internet Se 3908 906 1548 477 Supernet, Inc. 189 683 340 296 Genuity 11305 647 170 72 Interland Incorporated 7843 614 360 173 Adelphia Corp. 1 610 2602 412 GENUITY 4323 601 525 175 Time Warner Communications, I 18566 601 160 8 Covad Communications 852 527 1124 416 Telus Advanced Communications 6197 518 350 212 BellSouth Network Solutions, 705 510 273 333 UUNET Technologies, Inc. 209 501 2108 303 Qwest 7066 488 204 261 Virginia Polytechnic Institut 6198 473 231 182 BellSouth Network Solutions, 20115 463 194 284 Charter Communications 690 450 65 293 Merit Network 2386 407 542 235 AT&T Data Communications Serv RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 746 2172 633 UUNET - Commercial IP service 3301 303 1171 290 TeliaNet Sweden 3320 266 2004 228 Deutsche Telekom AG 719 264 307 125 LANLINK autonomous system 3215 261 834 150 France Telecom Transpac 680 232 2053 229 DFN-IP service G-WiN 8220 225 384 213 COLT Internet - International 1257 223 311 185 SWIPnet Swedish IP Network 5400 204 143 123 BT Ignite European Backbone 786 179 1874 179 The JANET IP Service 5515 179 795 150 Sonera Solution Autonomous Sy 8708 153 44 150 Romania Data Systems S.A. 3303 140 549 137 Swisscom Ltd 12302 127 18 34 MobiFon S.A. 2856 124 1315 114 BTnet UK Regional network 3246 120 384 116 Song Networks 3269 118 823 65 TELECOM ITALIA 3352 109 780 32 Ibernet, Internet Access Netw 5511 101 178 81 France Telecom 2647 97 4129 39 SITA LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6140 297 98 107 ImpSat 7303 237 37 58 Telecom Argentina Stet-France 8151 215 350 117 UniNet S.A. de C.V. 11172 170 66 40 Servicios Alestra S.A de C.V 16814 135 9 17 NSS, S.A. 6503 130 189 93 AVANTEL, S.A. 10620 115 7 32 TVCABLE BOGOTA 11340 105 3 33 Red Universitaria Nacional 6147 99 70 21 Telefonica Del Peru 11992 89 8 38 Integrated Systems 13999 86 36 8 Mega Cable S.A. de C.V. 8065 80 9 16 Empresas Publicas de Medellin 6535 75 5 18 Chilesat Servicios Empresari 1916 73 306 43 Fundacao de Amparo a Pesquisa 15311 72 12 36 Telefonica Empresas 11311 69 7 13 Sinectis S.A. 4270 68 18 9 Red de Interconexion Universi 11830 67 5 27 Instituto Costarricense de El 7080 64 4 1 Electronica y Comunicaciones 7927 64 5 39 Global One Venezuela Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7132 923 694 Southwestern Bell Internet Se 18566 601 593 Covad Communications 11305 647 575 Interland Incorporated 7843 614 441 Adelphia Corp. 3908 906 429 Supernet, Inc. 4323 601 426 Time Warner Communications, I 7018 1337 415 AT&T 189 683 387 Genuity 4755 400 333 Videsh Sanchar Nigam Ltd. Aut 1221 1058 306 Telstra Pty Ltd 6197 518 306 BellSouth Network Solutions, 27364 319 301 Armstrong Cable Services 4355 397 294 EarthLink, Inc. 6198 473 291 BellSouth Network Solutions, 6347 368 288 SAVVIS Communications Corpora 1239 952 282 Sprint 376 383 267 Reseau Interordinateurs Scien 22909 277 265 Comcast Cable Corporation 17676 250 231 XTAGE CORPORATION 7066 488 227 Virginia Polytechnic Institut List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 1877 UNALLOCATED 192.108.199.0/24 1880 Stupi, house man's p Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 39.0.0.0/8 4554 Exchange Point Blocks 132.0.0.0/10 568 DISO-UNRRA 137.0.0.0/13 568 DISO-UNRRA 158.0.0.0/13 568 DISO-UNRRA 172.208.0.0/14 1668 GNN Hosting Service 192.43.230.0/24 4738 South Australian Academic Res 192.44.0.0/19 702 UUNET - Commercial IP service 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 192.119.135.0/24 270 NASA 192.135.50.0/24 7018 AT&T 192.136.79.0/24 719 LANLINK autonomous system 192.153.136.0/21 568 DISO-UNRRA 192.158.254.0/24 705 UUNET Technologies, Inc. 192.172.0.0/19 568 DISO-UNRRA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:20 /9:5 /10:8 /11:13 /12:53 /13:99 /14:257 /15:470 /16:7428 /17:1699 /18:3003 /19:8483 /20:8532 /21:6169 /22:9086 /23:10664 /24:69249 /25:157 /26:252 /27:57 /28:42 /29:26 /30:21 /31:0 /32:27 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 189 606 683 Genuity 18566 595 601 Covad Communications 11305 573 647 Interland Incorporated 3908 570 906 Supernet, Inc. 7018 469 1337 AT&T 702 456 746 UUNET - Commercial IP service 701 432 1543 UUNET Technologies, Inc. 690 408 450 Merit Network 6197 390 518 BellSouth Network Solutions, 7066 384 488 Virginia Polytechnic Institut 7843 373 614 Adelphia Corp. 6198 370 473 BellSouth Network Solutions, 1239 358 952 Sprint 20115 323 463 Charter Communications 27364 313 319 Armstrong Cable Services 19262 227 268 Verizon Global Networks 1 223 610 GENUITY 4355 217 397 EarthLink, Inc. 3320 207 266 Deutsche Telekom AG 705 203 510 UUNET Technologies, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:2 12:707 13:1 15:4 16:1 17:3 20:7 24:856 25:1 32:95 38:40 40:21 44:2 57:17 61:254 62:362 63:1869 64:1941 65:1971 66:2585 67:177 68:371 69:178 80:366 81:123 128:135 129:172 130:47 131:79 132:26 134:174 135:4 136:116 137:107 138:108 139:64 140:168 141:122 142:94 143:42 144:105 145:14 146:272 147:97 148:291 149:60 150:69 151:69 152:231 153:61 154:7 155:116 156:53 157:45 158:123 159:139 160:43 161:75 162:130 163:77 164:312 165:142 166:95 167:320 168:171 169:73 170:315 171:8 192:5321 193:2450 194:1953 195:1061 196:479 198:3586 199:2718 200:2964 202:3805 203:5211 204:3003 205:2048 206:2338 207:2434 208:2600 209:2893 210:835 211:353 212:971 213:822 214:19 215:23 216:3566 217:639 218:89 219:45 220:95 221:3 End of report