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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Oct 12 20:05:03 CEST 2007
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 For historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs at cisco.com>. Routing Table Report 04:00 +10GMT Sat 13 Oct, 2007 Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/ap-data/2007/10/13/0400 Analysis Summary ---------------- BGP routing table entries examined: 234258 Prefixes after maximum aggregation: 121514 Deaggregation factor: 1.93 Unique aggregates announced to Internet: 114206 Total ASes present in the Internet Routing Table: 26464 Prefixes per ASN: 8.85 Origin-only ASes present in the Internet Routing Table: 23040 Origin ASes announcing only one prefix: 11228 Transit ASes present in the Internet Routing Table: 3424 Transit-only ASes present in the Internet Routing Table: 77 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 20 Max AS path prepend of ASN (35389) 16 Prefixes from unregistered ASNs in the Routing Table: 21 Unregistered ASNs in the Routing Table: 5 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1791437856 Equivalent to 106 /8s, 199 /16s and 44 /24s Percentage of available address space announced: 48.3 Percentage of allocated address space announced: 62.5 Percentage of available address space allocated: 77.3 Total number of prefixes smaller than registry allocations: 108258 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 54841 Total APNIC prefixes after maximum aggregation: 21044 APNIC Deaggregation factor: 2.61 Prefixes being announced from the APNIC address blocks: 51773 Unique aggregates announced from the APNIC address blocks: 22934 APNIC Region origin ASes present in the Internet Routing Table: 3071 APNIC Prefixes per ASN: 16.86 APNIC Region origin ASes announcing only one prefix: 815 APNIC Region transit ASes present in the Internet Routing Table: 470 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 321212640 Equivalent to 19 /8s, 37 /16s and 80 /24s Percentage of available APNIC address space announced: 79.6 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911 APNIC Address Blocks 58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 110231 Total ARIN prefixes after maximum aggregation: 63413 ARIN Deaggregation factor: 1.74 Prefixes being announced from the ARIN address blocks: 81463 Unique aggregates announced from the ARIN address blocks: 32233 ARIN Region origin ASes present in the Internet Routing Table: 11897 ARIN Prefixes per ASN: 6.85 ARIN Region origin ASes announcing only one prefix: 4574 ARIN Region transit ASes present in the Internet Routing Table: 1097 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 347325056 Equivalent to 20 /8s, 179 /16s and 194 /24s Percentage of available ARIN address space announced: 76.7 ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 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, 29696-30719, 31744-33791 35840-36863, 39936-40959 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 49280 Total RIPE prefixes after maximum aggregation: 31510 RIPE Deaggregation factor: 1.56 Prefixes being announced from the RIPE address blocks: 45724 Unique aggregates announced from the RIPE address blocks: 30211 RIPE Region origin ASes present in the Internet Routing Table: 10337 RIPE Prefixes per ASN: 4.42 RIPE Region origin ASes announcing only one prefix: 5491 RIPE Region transit ASes present in the Internet Routing Table: 1628 Average RIPE Region AS path length visible: 3.9 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 330257664 Equivalent to 19 /8s, 175 /16s and 85 /24s Percentage of available RIPE address space announced: 75.7 RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055 RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 17167 Total LACNIC prefixes after maximum aggregation: 4498 LACNIC Deaggregation factor: 3.82 Prefixes being announced from the LACNIC address blocks: 15271 Unique aggregates announced from the LACNIC address blocks: 8592 LACNIC Region origin ASes present in the Internet Routing Table: 873 LACNIC Prefixes per ASN: 17.49 LACNIC Region origin ASes announcing only one prefix: 281 LACNIC Region transit ASes present in the Internet Routing Table: 153 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 44414208 Equivalent to 2 /8s, 165 /16s and 181 /24s Percentage of available LACNIC address space announced: 44.1 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7 AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 2710 Total AfriNIC prefixes after maximum aggregation: 1035 AfriNIC Deaggregation factor: 2.62 Prefixes being announced from the AfriNIC address blocks: 2301 Unique aggregates announced from the AfriNIC address blocks: 1375 AfriNIC Region origin ASes present in the Internet Routing Table: 208 AfriNIC Prefixes per ASN: 11.06 AfriNIC Region origin ASes announcing only one prefix: 67 AfriNIC Region transit ASes present in the Internet Routing Table: 39 Average AfriNIC Region AS path length visible: 4.0 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 7599616 Equivalent to 0 /8s, 115 /16s and 246 /24s Percentage of available AfriNIC address space announced: 22.6 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4755 1439 383 67 Videsh Sanchar Nigam Ltd. Aut 9583 1125 81 421 Sify Limited 4134 1095 11484 297 CHINANET-BACKBONE 9498 1010 550 68 BHARTI BT INTERNET LTD. 17488 825 54 66 Hathway IP Over Cable Interne 4766 809 5442 321 Korea Telecom (KIX) 23577 791 34 684 Korea Telecom (ATM-MPLS) 7545 736 159 120 TPG Internet Pty Ltd 18101 603 119 50 Reliance Infocom Ltd Internet 4802 574 132 145 Wantree Development 4812 548 974 94 China Telecom (Shanghai) 1221 539 1950 419 Telstra Pty Ltd 9829 530 1312 9 BSNL National Internet Backbo 4668 518 68 10 LG-EDS Systems Inc. 17676 502 10903 63 Softbank BB Corp. 4808 492 792 119 CNCGROUP IP network: China169 9443 454 121 72 Primus Telecommunications 7474 379 217 266 SingTel Optus Pty Ltd 17557 368 57 188 Pakistan Telecom 17974 360 130 13 PT TELEKOMUNIKASI INDONESIA ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1475 6147 989 AT&T WorldNet Services 4323 1365 1007 363 Time Warner Telecom 2386 1230 628 742 AT&T Data Communications Serv 11492 1158 114 14 Cable One 6478 1127 330 139 AT&T Worldnet Services 6197 1030 718 513 BellSouth Network Solutions, 18566 1028 288 9 Covad Communications 174 969 6779 843 Cogent Communications 7011 958 289 557 Citizens Utilities 701 874 6573 680 UUNET Technologies, Inc. 20115 837 765 447 Charter Communications 1239 802 2720 562 Sprint 22773 793 2133 54 Cox Communications, Inc. 19262 786 2840 184 Verizon Global Networks 209 739 3810 584 Qwest 3356 680 10804 370 Level 3 Communications, LLC 5668 659 176 23 CenturyTel Internet Holdings, 6517 587 165 36 Yipes Communications, Inc. 852 581 1093 358 Telus Advanced Communications 6198 568 613 259 BellSouth Network Solutions, RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 473 1920 386 UUNET - Commercial IP service 24863 371 58 37 LINKdotNET AS number 9116 355 168 27 Goldenlines main autonomous s 3320 315 6035 262 Deutsche Telekom AG 3301 312 1441 290 TeliaNet Sweden 8551 296 284 38 Bezeq International 6746 292 131 268 Dynamic Network Technologies, 680 269 2045 257 DFN-IP service G-WiN 8866 265 62 24 Bulgarian Telecommunication C 8708 264 421 242 Romania Data Systems S.A. 3215 262 2480 100 France Telecom Transpac 8220 255 444 237 COLT Telecommunications 3352 231 1898 40 Ibernet, Internet Access Netw 3269 224 2839 73 TELECOM ITALIA 9121 212 1442 25 TTnet Autonomous System 3300 197 172 96 AUCS Communications Services 3292 195 1380 177 TDC Tele Danmark 1257 194 1195 171 SWIPnet Swedish IP Network 12479 192 578 6 Uni2 Autonomous System 3246 190 253 180 Song Networks LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1054 2212 216 UniNet S.A. de C.V. 11830 514 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 11172 379 114 60 Servicios Alestra S.A de C.V 14522 349 30 6 SatNet S.A. 7303 348 168 46 Telecom Argentina Stet-France 6471 343 75 35 ENTEL CHILE S.A. 22047 317 246 13 VTR PUNTO NET S.A. 14117 285 19 15 Telefonica del Sur S.A. 10481 261 104 9 Prima S.A. 10620 256 71 27 TVCABLE BOGOTA 11556 237 128 4 Cable-Wireless Panama 6147 230 178 24 Telefonica Del Peru 6503 209 170 82 AVANTEL, S.A. 23216 209 17 45 RAMtelecom Telecomunicaciones 7738 187 538 24 Telecomunicacoes da Bahia S.A 28573 184 301 23 NET Servicos de Comunicao S.A 8163 183 11 8 METROTEL REDES S.A. 21826 181 32 50 INTERCABLE 20299 180 25 30 NEWCOM AMERICAS AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 279 885 226 The Internet Solution 8452 219 188 7 TEDATA 6713 144 135 11 Itissalat Al-MAGHRIB 2018 140 299 115 Tertiary Education Network 33783 126 8 12 EEPAD TISP TELECOM & INTERNET 5536 124 8 10 Internet Egypt Network 33776 100 6 3 Starcomms Nigeria Limited 24835 88 48 6 RAYA Telecom - Egypt 15475 77 84 4 Nile Online 2905 75 174 72 The Internetworking Company o 23889 73 24 15 MAURITIUS TELECOM 15706 55 12 4 Sudatel Internet Exchange Aut 33774 48 29 25 AS Number for Telecom Algeria 5713 46 294 36 Telkom SA Ltd 16637 42 21 29 Johnnic e-Ventures 12455 36 6 3 Jambonet Autonomous system 8524 32 2 10 AUCEGYPT Autonomous System 29975 26 10 9 Vodacom 10798 25 16 1 Standard Bank of South Africa 21280 25 4 4 Swift Global Kenya Ltd.Is an Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1439 1372 Videsh Sanchar Nigam Ltd. Aut 11492 1158 1144 Cable One 18566 1028 1019 Covad Communications 4323 1365 1002 Time Warner Telecom 6478 1127 988 AT&T Worldnet Services 9498 1010 942 BHARTI BT INTERNET LTD. 8151 1054 838 UniNet S.A. de C.V. 4134 1095 798 CHINANET-BACKBONE 17488 825 759 Hathway IP Over Cable Interne 22773 793 739 Cox Communications, Inc. 9583 1125 704 Sify Limited 5668 659 636 CenturyTel Internet Holdings, 7545 736 616 TPG Internet Pty Ltd 19262 786 602 Verizon Global Networks 18101 603 553 Reliance Infocom Ltd Internet 6517 587 551 Yipes Communications, Inc. 15270 560 521 PaeTec.net -a division of Pae 9829 530 521 BSNL National Internet Backbo 6197 1030 517 BellSouth Network Solutions, 19916 568 517 OLM LLC List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L 64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L 65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 101.13.13.0/24 8764 LIETUVOS-TELEKOMAS Autonomous 132.0.0.0/10 721 DLA Systems Automation Center 137.0.0.0/13 721 DLA Systems Automation Center 158.0.0.0/13 721 DLA Systems Automation Center 172.11.12.0/24 1803 SPRINT 172.33.1.0/24 7018 AT&T WorldNet Services 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 192.44.0.0/24 5501 Fraunhofer Gesellschaft 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.153.136.0/21 721 DLA Systems Automation Center 192.172.0.0/19 721 DLA Systems Automation Center Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:19 /9:9 /10:16 /11:37 /12:135 /13:265 /14:476 /15:934 /16:9662 /17:4104 /18:6690 /19:14341 /20:16550 /21:15332 /22:19665 /23:20556 /24:123042 /25:770 /26:1010 /27:541 /28:91 /29:5 /30:0 /31:0 /32:8 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 11492 1150 1158 Cable One 6478 1126 1127 AT&T Worldnet Services 18566 1010 1028 Covad Communications 9583 967 1125 Sify Limited 2386 918 1230 AT&T Data Communications Serv 7011 845 958 Citizens Utilities 4755 811 1439 Videsh Sanchar Nigam Ltd. Aut 7018 811 1475 AT&T WorldNet Services 23577 782 791 Korea Telecom (ATM-MPLS) 6197 774 1030 BellSouth Network Solutions, 9498 692 1010 BHARTI BT INTERNET LTD. 17488 644 825 Hathway IP Over Cable Interne 4766 609 809 Korea Telecom (KIX) 4323 582 1365 Time Warner Telecom 19916 563 568 OLM LLC 6517 542 587 Yipes Communications, Inc. 15270 524 560 PaeTec.net -a division of Pae 5668 519 659 CenturyTel Internet Holdings, 4668 508 518 LG-EDS Systems Inc. 18101 505 603 Reliance Infocom Ltd Internet Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 8:90 12:1795 15:20 16:3 17:5 18:13 20:36 24:979 25:1 32:60 33:3 38:355 40:61 41:326 44:2 47:8 52:3 55:3 56:3 57:23 58:466 59:414 60:377 61:982 62:915 63:1987 64:3260 65:2372 66:3537 67:833 68:677 69:1981 70:460 71:108 72:1419 73:5 74:710 75:261 76:142 77:389 78:242 80:849 81:801 82:578 83:367 84:636 85:831 86:346 87:567 88:287 89:1015 90:37 91:617 96:1 97:6 98:4 101:1 116:373 117:199 118:39 121:318 122:613 123:201 124:691 125:1033 128:275 129:195 130:137 131:368 132:55 133:9 134:193 135:34 136:188 137:83 138:156 139:74 140:416 141:174 142:371 143:254 144:317 145:46 146:314 147:129 148:431 149:186 150:111 151:157 152:89 153:121 154:11 155:257 156:161 157:220 158:159 159:197 160:135 161:98 162:173 163:183 164:495 165:397 166:290 167:304 168:495 169:125 170:398 171:22 172:3 189:95 190:1119 192:5712 193:3968 194:3205 195:2484 196:962 198:3791 199:3230 200:5227 201:1227 202:7399 203:7894 204:3952 205:2010 206:2415 207:2804 208:2910 209:3484 210:2445 211:1083 212:1272 213:1494 214:405 215:45 216:4082 217:1201 218:318 219:384 220:1001 221:412 222:262 End of report
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