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[routing-wg]Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jan 26 19:02:25 CET 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 27 Jan, 2007 Analysis Summary ---------------- BGP routing table entries examined: 209098 Prefixes after maximum aggregation: 112768 Deaggregation factor: 1.85 Unique aggregates announced to Internet: 101751 Total ASes present in the Internet Routing Table: 24204 Origin-only ASes present in the Internet Routing Table: 21078 Origin ASes announcing only one prefix: 10191 Transit ASes present in the Internet Routing Table: 3126 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: 32 Max AS path prepend of ASN (20858) 18 Prefixes from unregistered ASNs in the Routing Table: 3 Unregistered ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1667168908 Equivalent to 99 /8s, 94 /16s and 250 /24s Percentage of available address space announced: 45.0 Percentage of allocated address space announced: 61.8 Percentage of available address space allocated: 72.8 Total number of prefixes smaller than registry allocations: 107085 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 46704 Total APNIC prefixes after maximum aggregation: 18720 APNIC Deaggregation factor: 2.49 Prefixes being announced from the APNIC address blocks: 44152 Unique aggregates announced from the APNIC address blocks: 19260 APNIC Region origin ASes present in the Internet Routing Table: 2827 APNIC Region origin ASes announcing only one prefix: 787 APNIC Region transit ASes present in the Internet Routing Table: 420 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 281267552 Equivalent to 16 /8s, 195 /16s and 205 /24s Percentage of available APNIC address space announced: 69.7 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: 102763 Total ARIN prefixes after maximum aggregation: 60807 ARIN Deaggregation factor: 1.69 Prefixes being announced from the ARIN address blocks: 75685 Unique aggregates announced from the ARIN address blocks: 29044 ARIN Region origin ASes present in the Internet Routing Table: 11294 ARIN Region origin ASes announcing only one prefix: 4324 ARIN Region transit ASes present in the Internet Routing Table: 1041 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 21 Number of ARIN addresses announced to Internet: 314814208 Equivalent to 18 /8s, 195 /16s and 175 /24s Percentage of available ARIN address space announced: 69.5 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: 43318 Total RIPE prefixes after maximum aggregation: 28259 RIPE Deaggregation factor: 1.53 Prefixes being announced from the RIPE address blocks: 40007 Unique aggregates announced from the RIPE address blocks: 26608 RIPE Region origin ASes present in the Internet Routing Table: 9073 RIPE Region origin ASes announcing only one prefix: 4781 RIPE Region transit ASes present in the Internet Routing Table: 1467 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 32 Number of RIPE addresses announced to Internet: 287181220 Equivalent to 17 /8s, 30 /16s and 9 /24s Percentage of available RIPE address space announced: 77.8 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 40960-43007 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 13810 Total LACNIC prefixes after maximum aggregation: 4028 LACNIC Deaggregation factor: 3.43 Prefixes being announced from the LACNIC address blocks: 11834 Unique aggregates announced from the LACNIC address blocks: 7250 LACNIC Region origin ASes present in the Internet Routing Table: 758 LACNIC Region origin ASes announcing only one prefix: 248 LACNIC Region transit ASes present in the Internet Routing Table: 133 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 36468224 Equivalent to 2 /8s, 44 /16s and 118 /24s Percentage of available LACNIC address space announced: 54.3 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7 AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 2501 Total AfriNIC prefixes after maximum aggregation: 953 AfriNIC Deaggregation factor: 2.62 Prefixes being announced from the AfriNIC address blocks: 1769 Unique aggregates announced from the AfriNIC address blocks: 1142 AfriNIC Region origin ASes present in the Internet Routing Table: 174 AfriNIC Region origin ASes announcing only one prefix: 51 AfriNIC Region transit ASes present in the Internet Routing Table: 32 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 5367552 Equivalent to 0 /8s, 81 /16s and 231 /24s Percentage of available AfriNIC address space announced: 16.0 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 4134 1279 8663 273 CHINANET-BACKBONE 4755 1090 383 75 Videsh Sanchar Nigam Ltd. Aut 9583 1030 109 16 Sify Limited 9498 933 467 64 BHARTI BT INTERNET LTD. 23577 771 34 699 Korea Telecom (ATM-MPLS) 4766 763 4944 313 Korea Telecom (KIX) 17488 588 37 20 Hathway IP Over Cable Interne 1221 569 1697 440 Telstra Pty Ltd 7545 558 126 72 TPG Internet Pty Ltd 18101 514 103 27 Reliance Infocom Ltd Internet 17676 503 10935 66 Softbank BB Corp. 9443 442 111 74 Primus Telecommunications 4812 435 763 69 China Telecom (Shanghai) 17974 364 129 14 PT TELEKOMUNIKASI INDONESIA 4802 360 86 149 Wantree Development 17849 353 33 93 Telecommunications Technology 17557 349 34 168 Pakistan Telecom 2907 335 1733 309 SINET Japan 4837 334 4071 146 chinanet IDC center beijing n 7474 315 212 244 SingTel Optus Pty Ltd ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1550 6127 996 AT&T WorldNet Services 2386 1105 585 730 AT&T Data Communications Serv 4323 1062 818 297 Time Warner Telecom 6197 1023 647 501 BellSouth Network Solutions, 18566 989 288 9 Covad Communications 701 938 6695 746 UUNET Technologies, Inc. 174 934 6789 864 Cogent Communications 11492 912 99 15 Cable One 1239 827 2729 577 Sprint 19262 808 2576 180 Verizon Global Networks 20115 795 689 412 Charter Communications 7011 731 218 454 Citizens Utilities 22773 723 1872 41 Cox Communications, Inc. 209 715 3750 563 Qwest 721 687 21836 280 DLA Systems Automation Center 852 607 1093 393 Telus Advanced Communications 5668 577 161 19 CenturyTel Internet Holdings, 19916 568 49 54 OLM LLC 855 565 250 73 Canadian Research Network 6198 552 521 258 BellSouth Network Solutions, RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 537 1898 425 UUNET - Commercial IP service 3301 305 1199 287 TeliaNet Sweden 3320 298 4993 249 Deutsche Telekom AG 24863 298 45 25 LINKdotNET AS number 8220 271 474 263 COLT Telecommunications 6746 270 95 247 Dynamic Network Technologies, 680 257 2044 251 DFN-IP service G-WiN 3215 237 2192 93 France Telecom Transpac 8708 234 283 221 Romania Data Systems S.A. 1257 224 1097 173 SWIPnet Swedish IP Network 3269 213 2391 71 TELECOM ITALIA 30890 212 18 91 SC Kappa Invexim SRL 3246 207 354 197 Song Networks 5416 206 13 9 BATELCO-BH 8551 192 193 28 Bezeq International 20858 189 34 3 This AS will be used to conne 3352 182 1767 31 Ibernet, Internet Access Netw 3300 178 171 89 AUCS Communications Services 12479 176 578 6 Uni2 Autonomous System 786 172 1779 172 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 910 2015 203 UniNet S.A. de C.V. 11830 482 299 19 Instituto Costarricense de El 11172 385 113 83 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 22047 307 206 11 VTR PUNTO NET S.A. 6471 254 74 30 ENTEL CHILE S.A. 14117 238 16 13 Telefonica del Sur S.A. 11556 235 116 6 Cable-Wireless Panama 7303 231 103 33 Telecom Argentina Stet-France 6147 225 180 24 Telefonica Del Peru 6503 216 168 91 AVANTEL, S.A. 10481 181 72 8 Prima S.A. 21826 159 22 38 INTERCABLE 7910 152 11 32 ANDINET ON LINE 23216 147 19 43 RAMtelecom Telecomunicaciones 20299 146 22 17 NEWCOM AMERICAS 18822 145 9 10 TELEFONICA MANQUEHUE 19169 141 9 24 Telconet 19429 138 84 33 E.T.B. 14522 136 21 8 SatNet S.A. AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 290 868 232 The Internet Solution 8452 226 60 6 TEDATA 15475 153 84 4 Nile Online 6713 144 135 11 Itissalat Al-MAGHRIB 2018 138 309 113 Tertiary Education Network 5536 123 8 15 Internet Egypt Network 33783 112 6 5 EEPAD TISP TELECOM & INTERNET 24835 86 48 6 RAYA Telecom - Egypt 2905 79 173 72 The Internetworking Company o 2561 62 6 2 Egyptian Universities Network 15706 54 12 4 Sudatel Internet Exchange Aut 23889 53 16 13 MAURITIUS TELECOM 5713 45 294 35 Telkom SA Ltd 12455 39 6 3 Jambonet Autonomous system 33774 38 12 22 AS Number for Telecom Algeria 16637 33 21 25 Johnnic e-Ventures 8524 30 2 6 AUCEGYPT Autonomous System 33776 27 2 5 Starcomms Nigeria Limited 10798 23 1 14 Standard Bank of South Africa 21280 23 4 4 Swift Global Kenya Ltd.Is an Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1090 1015 Videsh Sanchar Nigam Ltd. Aut 9583 1030 1014 Sify Limited 4134 1279 1006 CHINANET-BACKBONE 18566 989 980 Covad Communications 11492 912 897 Cable One 9498 933 869 BHARTI BT INTERNET LTD. 4323 1062 765 Time Warner Telecom 8151 910 707 UniNet S.A. de C.V. 22773 723 682 Cox Communications, Inc. 19262 808 628 Verizon Global Networks 17488 588 568 Hathway IP Over Cable Interne 5668 577 558 CenturyTel Internet Holdings, 6197 1023 522 BellSouth Network Solutions, 19916 568 514 OLM LLC 855 565 492 Canadian Research Network 18101 514 487 Reliance Infocom Ltd Internet 7545 558 486 TPG Internet Pty Ltd 15270 500 466 PaeTec.net -a division of Pae 11830 482 463 Instituto Costarricense de El 4766 763 450 Korea Telecom (KIX) List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 23456 UNALLOCATED 203.10.62.0/24 1221 Telstra Pty Ltd 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 7.1.1.0/24 1239 Sprint 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 172.33.1.0/24 7018 AT&T WorldNet Services 180.190.0.0/16 24003 JUBILANT ORGANOSYS LTD., INDI 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 /9:10 /10:13 /11:33 /12:115 /13:226 /14:414 /15:811 /16:9197 /17:3680 /18:5961 /19:12943 /20:14559 /21:13000 /22:16650 /23:17873 /24:111872 /25:663 /26:459 /27:373 /28:65 /29:39 /30:90 /31:0 /32:33 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 971 989 Covad Communications 11492 898 912 Cable One 9583 859 1030 Sify Limited 7018 855 1550 AT&T WorldNet Services 2386 829 1105 AT&T Data Communications Serv 6197 795 1023 BellSouth Network Solutions, 23577 757 771 Korea Telecom (ATM-MPLS) 7011 634 731 Citizens Utilities 9498 591 933 BHARTI BT INTERNET LTD. 4766 571 763 Korea Telecom (KIX) 19916 563 568 OLM LLC 4755 499 1090 Videsh Sanchar Nigam Ltd. Aut 15270 468 500 PaeTec.net -a division of Pae 855 464 565 Canadian Research Network 18101 446 514 Reliance Infocom Ltd Internet 5668 444 577 CenturyTel Internet Holdings, 17488 411 588 Hathway IP Over Cable Interne 1239 408 827 Sprint 33588 403 425 Bresnan Communications, LLC. 6198 390 552 BellSouth Network Solutions, Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 7:1 8:61 9:1 12:1658 13:1 15:15 16:3 17:3 18:5 20:36 24:873 25:1 32:54 38:278 40:57 41:66 44:2 47:10 52:4 55:1 56:3 57:25 58:292 59:376 60:203 61:953 62:1048 63:1901 64:3206 65:2300 66:3135 67:715 68:637 69:1715 70:426 71:133 72:1140 73:1 74:148 75:55 76:22 80:831 81:776 82:647 83:348 84:493 85:758 86:465 87:478 88:272 89:766 90:2 91:177 97:1 116:1 117:1 118:1 119:1 120:1 121:129 122:68 123:26 124:574 125:786 128:304 129:221 130:126 131:317 132:49 133:9 134:182 135:44 136:180 137:113 138:190 139:53 140:519 141:137 142:371 143:213 144:290 145:66 146:319 147:139 148:366 149:190 150:115 151:117 152:90 153:119 154:5 155:250 156:125 157:172 158:170 159:147 160:98 161:88 162:228 163:162 164:450 165:288 166:246 167:281 168:495 169:121 170:379 171:15 172:1 189:131 190:356 192:5741 193:3656 194:2916 195:2214 196:897 198:3772 199:3274 200:4641 201:963 202:7176 203:7288 204:3960 205:2087 206:2434 207:2893 208:2432 209:3573 210:2342 211:880 212:1303 213:1418 214:395 215:39 216:4060 217:1179 218:358 219:268 220:845 221:369 222:277 End of report Report Website: http://thyme.apnic.net
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