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 16 Dec, 2006 Analysis Summary ---------------- BGP routing table entries examined: 206030 Prefixes after maximum aggregation: 111901 Unique aggregates announced to Internet: 100700 Total ASes present in the Internet Routing Table: 23941 Origin-only ASes present in the Internet Routing Table: 20876 Origin ASes announcing only one prefix: 10063 Transit ASes present in the Internet Routing Table: 3065 Transit-only ASes present in the Internet Routing Table: 75 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: 1646316844 Equivalent to 98 /8s, 32 /16s and 205 /24s Percentage of available address space announced: 44.4 Percentage of allocated address space announced: 63.0 Percentage of available address space allocated: 70.5 Total number of prefixes smaller than registry allocations: 104754 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 45842 Total APNIC prefixes after maximum aggregation: 18744 Prefixes being announced from the APNIC address blocks: 43401 Unique aggregates announced from the APNIC address blocks: 19449 APNIC Region origin ASes present in the Internet Routing Table: 2801 APNIC Region origin ASes announcing only one prefix: 786 APNIC Region transit ASes present in the Internet Routing Table: 419 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 272165600 Equivalent to 16 /8s, 56 /16s and 234 /24s Percentage of available APNIC address space announced: 85.1 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: 101754 Total ARIN prefixes after maximum aggregation: 60344 Prefixes being announced from the ARIN address blocks: 74962 Unique aggregates announced from the ARIN address blocks: 28529 ARIN Region origin ASes present in the Internet Routing Table: 11230 ARIN Region origin ASes announcing only one prefix: 4289 ARIN Region transit ASes present in the Internet Routing Table: 1026 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 29 Number of ARIN addresses announced to Internet: 310834816 Equivalent to 18 /8s, 134 /16s and 246 /24s Percentage of available ARIN address space announced: 68.6 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: 42572 Total RIPE prefixes after maximum aggregation: 27864 Prefixes being announced from the RIPE address blocks: 39409 Unique aggregates announced from the RIPE address blocks: 26257 RIPE Region origin ASes present in the Internet Routing Table: 8912 RIPE Region origin ASes announcing only one prefix: 4689 RIPE Region transit ASes present in the Internet Routing Table: 1424 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE addresses announced to Internet: 281495940 Equivalent to 16 /8s, 199 /16s and 73 /24s Percentage of available RIPE address space announced: 76.3 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: 13344 Total LACNIC prefixes after maximum aggregation: 3998 Prefixes being announced from the LACNIC address blocks: 11398 Unique aggregates announced from the LACNIC address blocks: 7012 LACNIC Region origin ASes present in the Internet Routing Table: 752 LACNIC Region origin ASes announcing only one prefix: 248 LACNIC Region transit ASes present in the Internet Routing Table: 135 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 35443200 Equivalent to 2 /8s, 28 /16s and 210 /24s Percentage of available LACNIC address space announced: 52.8 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: 2517 Total AfriNIC prefixes after maximum aggregation: 951 Prefixes being announced from the AfriNIC address blocks: 1749 Unique aggregates announced from the AfriNIC address blocks: 1126 AfriNIC Region origin ASes present in the Internet Routing Table: 171 AfriNIC Region origin ASes announcing only one prefix: 51 AfriNIC Region transit ASes present in the Internet Routing Table: 30 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 4792320 Equivalent to 0 /8s, 73 /16s and 32 /24s Percentage of available AfriNIC address space announced: 14.3 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 1243 8592 251 CHINANET-BACKBONE 4755 1051 384 69 Videsh Sanchar Nigam Ltd. Aut 9583 1030 96 147 Sify Limited 9498 893 211 67 BHARTI BT INTERNET LTD. 23577 771 34 701 KRNIC 4766 747 4946 307 Korea Telecom (KIX) 1221 574 1698 443 Telstra Pty Ltd 17488 556 35 20 Hathway IP Over Cable Interne 7545 553 126 74 TPG Internet Pty Ltd 17676 503 10935 66 Softbank BB Corp. 18101 479 87 22 Reliance Infocom Ltd Internet 9443 442 111 74 Primus Telecommunications 9942 435 81 130 COMindico Australia 4812 432 757 66 China Telecom (Shanghai) 17849 411 36 126 Telecommunications Technology 4802 403 86 146 Wantree Development 17557 370 36 178 Pakistan Telecom 17974 361 129 12 PT TELEKOMUNIKASI INDONESIA 2907 332 1749 309 SINET Japan 4837 329 3847 145 chinanet IDC center beijing n ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1533 6158 994 AT&T WorldNet Services 2386 1110 586 735 AT&T Data Communications Serv 4323 1058 820 299 Time Warner Telecom 6197 1020 638 505 BellSouth Network Solutions, 18566 983 272 8 Covad Communications 174 969 6826 882 Cogent Communications 701 942 6691 761 UUNET Technologies, Inc. 1239 825 2730 581 Sprint 11492 819 98 12 Cable One 19262 788 2480 182 Verizon Global Networks 721 771 21869 292 DLA Systems Automation Center 20115 766 666 405 Charter Communications 22773 712 1744 41 Cox Communications, Inc. 209 710 3731 560 Qwest 7011 695 211 431 Citizens Utilities 852 596 1091 387 Telus Advanced Communications 19916 567 48 57 OLM LLC 6198 550 535 257 BellSouth Network Solutions, 5668 546 161 19 CenturyTel Internet Holdings, 855 538 250 73 Canadian Research Network RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 546 1912 425 UUNET - Commercial IP service 3301 309 1199 293 TeliaNet Sweden 3320 296 4992 244 Deutsche Telekom AG 8220 273 474 263 COLT Telecommunications 6746 262 93 240 Dynamic Network Technologies, 680 252 2041 248 DFN-IP service G-WiN 24863 247 43 28 LINKdotNET AS number 9116 231 134 23 Goldenlines main autonomous s 3215 230 2104 96 France Telecom Transpac 8708 228 281 215 Romania Data Systems S.A. 1257 218 1069 171 SWIPnet Swedish IP Network 30890 210 19 88 SC Kappa Invexim SRL 3269 208 2357 75 TELECOM ITALIA 5416 204 13 13 BATELCO-BH 3246 202 353 192 Song Networks 8551 199 197 24 Bezeq International 3300 179 171 97 AUCS Communications Services 3352 174 1751 30 Ibernet, Internet Access Netw 6830 174 695 38 UPC Distribution Services 786 172 1795 172 The JANET IP Service LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 775 1937 206 UniNet S.A. de C.V. 11830 484 299 19 Instituto Costarricense de El 11172 385 104 74 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 255 16 13 Telefonica del Sur S.A. 7303 227 102 35 Telecom Argentina Stet-France 6503 217 170 94 AVANTEL, S.A. 6147 209 150 20 Telefonica Del Peru 11556 204 101 6 Cable-Wireless Panama 10481 181 72 8 Prima S.A. 21826 156 20 35 INTERCABLE 23216 146 19 43 RAMtelecom Telecomunicaciones 7910 144 10 31 ANDINET ON LINE 19169 139 9 22 Telconet 19429 138 84 34 E.T.B. 14522 129 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 289 868 231 The Internet Solution 8452 224 60 7 TEDATA 15475 148 84 4 Nile Online 6713 144 135 11 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 109 6 4 EEPAD TISP TELECOM & INTERNET 2905 84 175 73 The Internetworking Company o 2561 57 6 2 Egyptian Universities Network 15706 55 12 4 Sudatel Internet Exchange Aut 23889 50 13 18 MAURITIUS TELECOM 5713 41 294 34 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 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 1243 992 CHINANET-BACKBONE 4755 1051 982 Videsh Sanchar Nigam Ltd. Aut 18566 983 975 Covad Communications 9583 1030 883 Sify Limited 9498 893 826 BHARTI BT INTERNET LTD. 11492 819 807 Cable One 4323 1058 759 Time Warner Telecom 22773 712 671 Cox Communications, Inc. 19262 788 606 Verizon Global Networks 8151 775 569 UniNet S.A. de C.V. 17488 556 536 Hathway IP Over Cable Interne 5668 546 527 CenturyTel Internet Holdings, 6197 1020 515 BellSouth Network Solutions, 19916 567 510 OLM LLC 721 771 479 DLA Systems Automation Center 7545 553 479 TPG Internet Pty Ltd 855 538 465 Canadian Research Network 11830 484 465 Instituto Costarricense de El 15270 494 460 PaeTec.net -a division of Pae 18101 479 457 Reliance Infocom Ltd Internet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com 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 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 192.172.0.0/19 721 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 /12:113 /13:227 /14:405 /15:799 /16:9089 /17:3633 /18:5869 /19:12759 /20:14415 /21:12876 /22:16327 /23:17841 /24:109930 /25:621 /26:467 /27:361 /28:72 /29:44 /30:87 /31:0 /32:23 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 966 983 Covad Communications 9583 862 1030 Sify Limited 2386 827 1110 AT&T Data Communications Serv 7018 823 1533 AT&T WorldNet Services 11492 805 819 Cable One 6197 796 1020 BellSouth Network Solutions, 23577 757 771 KRNIC 7011 600 695 Citizens Utilities 19916 562 567 OLM LLC 4766 556 747 Korea Telecom (KIX) 9498 550 893 BHARTI BT INTERNET LTD. 4755 470 1051 Videsh Sanchar Nigam Ltd. Aut 15270 464 494 PaeTec.net -a division of Pae 855 435 538 Canadian Research Network 5668 420 546 CenturyTel Internet Holdings, 18101 413 479 Reliance Infocom Ltd Internet 1239 407 825 Sprint 17849 397 411 Telecommunications Technology 33588 392 415 Bresnan Communications, LLC. 6198 388 550 BellSouth Network Solutions, Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:61 9:1 12:1650 13:1 15:15 16:3 17:3 18:5 20:34 24:831 32:55 38:270 40:57 41:50 44:2 47:10 52:4 53:1 55:1 56:3 57:25 58:269 59:352 60:224 61:969 62:1037 63:1889 64:3203 65:2296 66:3134 67:684 68:653 69:1709 70:403 71:114 72:1049 74:117 75:49 76:13 80:815 81:782 82:652 83:395 84:486 85:759 86:412 87:434 88:253 89:670 90:2 91:98 97:1 121:98 122:42 123:3 124:490 125:731 128:309 129:219 130:131 131:318 132:48 133:9 134:177 135:42 136:180 137:113 138:189 139:49 140:529 141:135 142:347 143:212 144:255 145:67 146:321 147:141 148:370 149:169 150:110 151:118 152:88 153:117 154:5 155:246 156:146 157:151 158:166 159:141 160:99 161:88 162:225 163:158 164:235 165:237 166:243 167:272 168:479 169:123 170:387 171:12 172:1 189:30 190:298 192:5724 193:3619 194:2858 195:2165 196:921 198:3774 199:3260 200:4574 201:946 202:7057 203:7233 204:3950 205:2097 206:2419 207:2904 208:2349 209:3569 210:2230 211:876 212:1336 213:1452 214:386 215:39 216:4097 217:1158 218:340 219:263 220:811 221:385 222:255 End of report Report Website: http://thyme.apnic.net