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 historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 04:00 +10GMT Sat 02 Dec, 2006 Analysis Summary ---------------- BGP routing table entries examined: 205332 Prefixes after maximum aggregation: 111319 Unique aggregates announced to Internet: 100277 Total ASes present in the Internet Routing Table: 23820 Origin-only ASes present in the Internet Routing Table: 20760 Origin ASes announcing only one prefix: 10013 Transit ASes present in the Internet Routing Table: 3060 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: 29 Max AS path prepend of ASN (36728) 27 Prefixes from unregistered ASNs in the Routing Table: 1 Unregistered ASNs in the Routing Table: 2 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1642195372 Equivalent to 97 /8s, 225 /16s and 233 /24s Percentage of available address space announced: 44.3 Percentage of allocated address space announced: 62.9 Percentage of available address space allocated: 70.5 Total number of prefixes smaller than registry allocations: 104338 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 45512 Total APNIC prefixes after maximum aggregation: 18619 Prefixes being announced from the APNIC address blocks: 43077 Unique aggregates announced from the APNIC address blocks: 19414 APNIC Region origin ASes present in the Internet Routing Table: 2778 APNIC Region origin ASes announcing only one prefix: 782 APNIC Region transit ASes present in the Internet Routing Table: 411 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 270775520 Equivalent to 16 /8s, 35 /16s and 180 /24s Percentage of available APNIC address space announced: 84.7 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, 121/8, 122/7, 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: 101808 Total ARIN prefixes after maximum aggregation: 60182 Prefixes being announced from the ARIN address blocks: 74992 Unique aggregates announced from the ARIN address blocks: 28501 ARIN Region origin ASes present in the Internet Routing Table: 11192 ARIN Region origin ASes announcing only one prefix: 4257 ARIN Region transit ASes present in the Internet Routing Table: 1029 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 29 Number of ARIN addresses announced to Internet: 311376640 Equivalent to 18 /8s, 143 /16s and 59 /24s Percentage of available ARIN address space announced: 68.7 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: 42128 Total RIPE prefixes after maximum aggregation: 27602 Prefixes being announced from the RIPE address blocks: 38996 Unique aggregates announced from the RIPE address blocks: 26031 RIPE Region origin ASes present in the Internet Routing Table: 8851 RIPE Region origin ASes announcing only one prefix: 4682 RIPE Region transit ASes present in the Internet Routing Table: 1427 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 17 Number of RIPE addresses announced to Internet: 278929796 Equivalent to 16 /8s, 160 /16s and 33 /24s Percentage of available RIPE address space announced: 75.6 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: 13409 Total LACNIC prefixes after maximum aggregation: 3975 Prefixes being announced from the LACNIC address blocks: 11385 Unique aggregates announced from the LACNIC address blocks: 6917 LACNIC Region origin ASes present in the Internet Routing Table: 751 LACNIC Region origin ASes announcing only one prefix: 243 LACNIC Region transit ASes present in the Internet Routing Table: 134 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 35219200 Equivalent to 2 /8s, 25 /16s and 103 /24s Percentage of available LACNIC address space announced: 52.5 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: 2473 Total AfriNIC prefixes after maximum aggregation: 941 Prefixes being announced from the AfriNIC address blocks: 1707 Unique aggregates announced from the AfriNIC address blocks: 1078 AfriNIC Region origin ASes present in the Internet Routing Table: 171 AfriNIC Region origin ASes announcing only one prefix: 49 AfriNIC Region transit ASes present in the Internet Routing Table: 27 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 4480768 Equivalent to 0 /8s, 68 /16s and 95 /24s Percentage of available AfriNIC address space announced: 13.4 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 1231 8525 248 CHINANET-BACKBONE 4755 1045 384 69 Videsh Sanchar Nigam Ltd. Aut 9583 985 95 175 Sify Limited 9498 893 212 62 BHARTI BT INTERNET LTD. 23577 777 35 707 KRNIC 4766 744 4945 306 Korea Telecom (KIX) 1221 581 1698 446 Telstra Pty Ltd 17488 556 35 20 Hathway IP Over Cable Interne 7545 549 126 74 TPG Internet Pty Ltd 17676 501 10934 65 Softbank BB Corp. 18101 489 87 23 Reliance Infocom Ltd Internet 9443 442 111 74 Primus Telecommunications 9942 437 81 131 COMindico Australia 4812 427 749 67 China Telecom (Shanghai) 17849 423 36 126 Telecommunications Technology 4802 410 86 150 Wantree Development 17974 369 129 12 PT TELEKOMUNIKASI INDONESIA 17557 366 31 176 Pakistan Telecom 2907 332 1749 309 SINET Japan 4837 325 3652 141 chinanet IDC center beijing n ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1551 6210 982 AT&T WorldNet Services 2386 1108 570 736 AT&T Data Communications Serv 4323 1046 805 297 Time Warner Telecom 6197 1021 629 497 BellSouth Network Solutions, 18566 979 272 8 Covad Communications 701 953 6707 774 UUNET Technologies, Inc. 174 945 6821 867 Cogent Communications 11492 839 98 14 Cable One 721 826 21905 298 DLA Systems Automation Center 1239 822 2730 575 Sprint 19262 786 2452 177 Verizon Global Networks 20115 770 688 412 Charter Communications 209 712 3765 558 Qwest 22773 710 1744 41 Cox Communications, Inc. 7011 692 213 431 Citizens Utilities 852 596 1091 389 Telus Advanced Communications 19916 567 48 57 OLM LLC 6198 549 527 256 BellSouth Network Solutions, 5668 548 161 19 CenturyTel Internet Holdings, 855 539 250 73 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 547 1928 426 UUNET - Commercial IP service 3301 308 1215 292 TeliaNet Sweden 3320 298 4992 246 Deutsche Telekom AG 24863 287 44 27 LINKdotNET AS number 8220 272 472 262 COLT Telecommunications 6746 260 92 237 Dynamic Network Technologies, 680 250 2041 246 DFN-IP service G-WiN 9116 231 134 23 Goldenlines main autonomous s 8708 228 282 214 Romania Data Systems S.A. 3215 223 2020 96 France Telecom Transpac 1257 218 1073 172 SWIPnet Swedish IP Network 3246 209 370 199 Song Networks 3269 208 2357 75 TELECOM ITALIA 5416 204 13 13 BATELCO-BH 30890 202 18 82 SC Kappa Invexim SRL 8551 199 197 24 Bezeq International 6830 184 823 39 UPC Distribution Services 3300 177 171 95 AUCS Communications Services 3352 172 1751 30 Ibernet, Internet Access Netw 786 171 1779 171 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 759 1922 208 UniNet S.A. de C.V. 11830 484 299 19 Instituto Costarricense de El 11172 384 104 78 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 22047 307 206 11 VTR PUNTO NET S.A. 6471 258 74 31 ENTEL CHILE S.A. 14117 254 16 13 Telefonica del Sur S.A. 7303 225 101 37 Telecom Argentina Stet-France 6147 209 148 23 Telefonica Del Peru 11556 204 101 6 Cable-Wireless Panama 6503 202 170 93 AVANTEL, S.A. 10481 181 72 8 Prima S.A. 21826 150 20 39 INTERCABLE 7910 143 10 31 ANDINET ON LINE 23216 143 19 43 RAMtelecom Telecomunicaciones 19169 139 9 22 Telconet 19429 135 84 34 E.T.B. 14522 131 20 9 SatNet S.A. 18822 129 8 10 TELEFONICA MANQUEHUE 7738 116 442 21 Telecomunicacoes da Bahia S.A AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 292 804 232 The Internet Solution 8452 221 60 7 TEDATA 15475 147 84 4 Nile Online 6713 145 136 12 Itissalat Al-MAGHRIB 2018 133 297 111 Tertiary Education Network 5536 123 8 15 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 110 6 4 EEPAD TISP TELECOM & INTERNET 2905 83 173 71 The Internetworking Company o 2561 57 6 2 Egyptian Universities Network 15706 55 12 4 Sudatel Internet Exchange Aut 5713 40 294 33 Telkom SA Ltd 12455 40 6 3 Jambonet Autonomous system 23889 35 10 14 MAURITIUS TELECOM 33774 34 8 21 AS Number for Telecom Algeria 16637 33 21 25 Johnnic e-Ventures 8524 31 2 5 AUCEGYPT Autonomous System 15804 27 2 1 AS of The Way Out Internet So 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 4134 1231 983 CHINANET-BACKBONE 4755 1045 976 Videsh Sanchar Nigam Ltd. Aut 18566 979 971 Covad Communications 9498 893 831 BHARTI BT INTERNET LTD. 11492 839 825 Cable One 9583 985 810 Sify Limited 4323 1046 749 Time Warner Telecom 22773 710 669 Cox Communications, Inc. 19262 786 609 Verizon Global Networks 8151 759 551 UniNet S.A. de C.V. 17488 556 536 Hathway IP Over Cable Interne 5668 548 529 CenturyTel Internet Holdings, 721 826 528 DLA Systems Automation Center 6197 1021 524 BellSouth Network Solutions, 19916 567 510 OLM LLC 7545 549 475 TPG Internet Pty Ltd 855 539 466 Canadian Research Network 18101 489 466 Reliance Infocom Ltd Internet 11830 484 465 Instituto Costarricense de El 15270 489 455 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 64599 PRIVATE 64.200.115.0/24 32083 Omnispring Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 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 176.16.0.0/16 7908 Comsat Argentina S.A. 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 192.172.0.0/19 721 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 /11:30 /12:111 /13:223 /14:398 /15:794 /16:9109 /17:3622 /18:5839 /19:12681 /20:14292 /21:12900 /22:16291 /23:17718 /24:109543 /25:654 /26:475 /27:370 /28:75 /29:44 /30:88 /31:0 /32:33 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 962 979 Covad Communications 2386 826 1108 AT&T Data Communications Serv 7018 826 1551 AT&T WorldNet Services 11492 825 839 Cable One 9583 819 985 Sify Limited 6197 799 1021 BellSouth Network Solutions, 23577 763 777 KRNIC 7011 597 692 Citizens Utilities 19916 562 567 OLM LLC 4766 555 744 Korea Telecom (KIX) 9498 546 893 BHARTI BT INTERNET LTD. 4755 468 1045 Videsh Sanchar Nigam Ltd. Aut 15270 459 489 PaeTec.net -a division of Pae 855 436 539 Canadian Research Network 5668 423 548 CenturyTel Internet Holdings, 18101 421 489 Reliance Infocom Ltd Internet 17849 409 423 Telecommunications Technology 1239 406 822 Sprint 6198 388 549 BellSouth Network Solutions, 33588 388 411 Bresnan Communications, LLC. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:67 9:1 12:1649 13:1 15:15 16:3 17:3 18:4 20:39 24:840 25:1 32:56 38:269 40:57 41:33 44:2 47:8 52:4 53:1 55:1 56:3 57:24 58:269 59:343 60:217 61:949 62:1059 63:1884 64:3173 65:2291 66:3119 67:674 68:658 69:1714 70:395 71:113 72:1023 74:112 75:34 76:14 80:817 81:759 82:641 83:381 84:484 85:755 86:420 87:434 88:277 89:635 90:1 91:100 97:1 121:77 122:32 123:3 124:470 125:736 128:309 129:206 130:126 131:322 132:48 133:9 134:178 135:42 136:179 137:115 138:187 139:48 140:523 141:135 142:346 143:213 144:253 145:67 146:329 147:139 148:360 149:172 150:109 151:118 152:82 153:110 154:5 155:262 156:148 157:163 158:166 159:139 160:98 161:86 162:217 163:162 164:237 165:236 166:244 167:274 168:487 169:123 170:394 171:12 172:1 189:12 190:312 192:5732 193:3583 194:2835 195:2147 196:909 198:3785 199:3286 200:4585 201:928 202:7006 203:7221 204:3946 205:2096 206:2415 207:2910 208:2333 209:3553 210:2230 211:861 212:1367 213:1463 214:382 215:39 216:4109 217:1148 218:335 219:250 220:815 221:367 222:250 End of report Report Website: http://thyme.apnic.net