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 09 Sep, 2006 Analysis Summary ---------------- BGP routing table entries examined: 197313 Prefixes after maximum aggregation: 107623 Unique aggregates announced to Internet: 95918 Total ASes present in the Internet Routing Table: 23078 Origin-only ASes present in the Internet Routing Table: 20103 Origin ASes announcing only one prefix: 9652 Transit ASes present in the Internet Routing Table: 2975 Transit-only ASes present in the Internet Routing Table: 64 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: 2 Unregistered ASNs in the Routing Table: 2 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1580431436 Equivalent to 94 /8s, 51 /16s and 120 /24s Percentage of available address space announced: 42.6 Percentage of allocated address space announced: 60.5 Percentage of available address space allocated: 70.5 Total number of prefixes smaller than registry allocations: 98476 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43293 Total APNIC prefixes after maximum aggregation: 17399 Prefixes being announced from the APNIC address blocks: 40913 Unique aggregates announced from the APNIC address blocks: 18468 APNIC Region origin ASes present in the Internet Routing Table: 2696 APNIC Region origin ASes announcing only one prefix: 764 APNIC Region transit ASes present in the Internet Routing Table: 404 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 262062176 Equivalent to 15 /8s, 158 /16s and 192 /24s Percentage of available APNIC address space announced: 81.9 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: 99748 Total ARIN prefixes after maximum aggregation: 58992 Prefixes being announced from the ARIN address blocks: 73259 Unique aggregates announced from the ARIN address blocks: 27654 ARIN Region origin ASes present in the Internet Routing Table: 10953 ARIN Region origin ASes announcing only one prefix: 4147 ARIN Region transit ASes present in the Internet Routing Table: 1011 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 29 Number of ARIN addresses announced to Internet: 296980224 Equivalent to 17 /8s, 179 /16s and 143 /24s Percentage of available ARIN address space announced: 77.0 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, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 39668 Total RIPE prefixes after maximum aggregation: 26501 Prefixes being announced from the RIPE address blocks: 36571 Unique aggregates announced from the RIPE address blocks: 24728 RIPE Region origin ASes present in the Internet Routing Table: 8485 RIPE Region origin ASes announcing only one prefix: 4455 RIPE Region transit ASes present in the Internet Routing Table: 1376 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 263694052 Equivalent to 15 /8s, 183 /16s and 166 /24s Percentage of available RIPE address space announced: 71.4 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 40960-41983 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: 12328 Total LACNIC prefixes after maximum aggregation: 3816 Prefixes being announced from the LACNIC address blocks: 10357 Unique aggregates announced from the LACNIC address blocks: 6073 LACNIC Region origin ASes present in the Internet Routing Table: 720 LACNIC Region origin ASes announcing only one prefix: 240 LACNIC Region transit ASes present in the Internet Routing Table: 127 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 32428544 Equivalent to 1 /8s, 238 /16s and 210 /24s Percentage of available LACNIC address space announced: 48.3 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: 2274 Total AfriNIC prefixes after maximum aggregation: 915 Prefixes being announced from the AfriNIC address blocks: 1597 Unique aggregates announced from the AfriNIC address blocks: 1015 AfriNIC Region origin ASes present in the Internet Routing Table: 160 AfriNIC Region origin ASes announcing only one prefix: 46 AfriNIC Region transit ASes present in the Internet Routing Table: 25 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 11 Number of AfriNIC addresses announced to Internet: 4243968 Equivalent to 0 /8s, 64 /16s and 194 /24s Percentage of available AfriNIC address space announced: 12.6 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 4134 1303 8126 238 CHINANET-BACKBONE 4755 985 255 68 Videsh Sanchar Nigam Ltd. Aut 9583 952 109 15 Sify Limited 9498 848 212 71 BHARTI BT INTERNET LTD. 4766 736 4436 307 Korea Telecom (KIX) 1221 610 1780 468 Telstra Pty Ltd 7545 538 124 73 TPG Internet Pty Ltd 17488 529 33 11 Hathway IP Over Cable Interne 17676 498 10933 62 Softbank BB Corp. 9443 450 111 83 Primus Telecommunications 18101 448 85 18 Reliance Infocom Ltd Internet 17849 424 31 127 Telecommunications Technology 4802 409 84 149 Wantree Development 4812 394 732 60 China Telecom (Shanghai) 17974 374 129 12 PT TELEKOMUNIKASI INDONESIA 17557 354 28 172 Pakistan Telecom 2907 337 1734 312 SINET Japan 4837 323 3555 138 chinanet IDC center beijing n 10139 323 23 6 Meridian Telekoms 7474 289 210 224 SingTel Optus Pty Ltd ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1483 6275 957 AT&T WorldNet Services 6197 1030 640 479 BellSouth Network Solutions, 4323 995 775 291 Time Warner Telecom 721 971 21909 305 DLA Systems Automation Center 2386 966 563 734 AT&T Data Communications Serv 18566 959 272 8 Covad Communications 701 946 6774 774 UUNET Technologies, Inc. 174 934 5769 877 Cogent Communications 1239 844 2765 597 Sprint 20115 742 663 386 Charter Communications 19262 738 2264 188 Verizon Global Networks 11492 731 90 14 Cable One 22773 700 1744 46 Cox Communications, Inc. 209 692 3646 547 Qwest 7011 667 206 420 Citizens Utilities 852 587 1068 383 Telus Advanced Communications 19916 565 49 54 OLM LLC 855 549 248 73 Canadian Research Network 5668 537 145 18 CenturyTel Internet Holdings, 3602 511 125 104 Sprint Canada, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 552 1944 434 UUNET - Commercial IP service 3301 314 1186 299 TeliaNet Sweden 3320 298 5013 243 Deutsche Telekom AG 8220 280 471 266 COLT Telecommunications 24863 259 42 14 LINKdotNET AS number 680 248 2041 244 DFN-IP service G-WiN 6746 243 90 222 Dynamic Network Technologies, 3246 231 462 221 Song Networks 1257 219 740 166 SWIPnet Swedish IP Network 8708 216 278 203 Romania Data Systems S.A. 3215 204 1760 98 France Telecom Transpac 3269 202 2246 73 TELECOM ITALIA 8551 202 182 27 Bezeq International 30890 199 18 81 SC Kappa Invexim SRL 6830 194 879 43 UPC Distribution Services 5416 180 12 11 BATELCO-BH 8866 175 37 15 Bulgarian Telecommunication C 3300 171 171 96 AUCS Communications Services 786 170 1778 170 The JANET IP Service 3352 167 1671 31 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 641 1811 225 UniNet S.A. de C.V. 22047 454 206 11 VTR PUNTO NET S.A. 11172 372 98 89 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 276 140 24 Telefonica Del Peru 6471 256 74 30 ENTEL CHILE S.A. 14117 217 13 7 Telefonica del Sur S.A. 6503 184 167 84 AVANTEL, S.A. 7303 184 86 28 Telecom Argentina Stet-France 10481 181 72 8 Prima S.A. 21826 140 18 26 INTERCABLE 7910 138 9 20 ANDINET ON LINE 19169 136 9 26 Telconet 11556 132 96 4 Cable-Wireless Panama 19429 130 80 39 E.T.B. 18822 129 8 10 TELEFONICA MANQUEHUE 14522 117 18 9 SatNet S.A. 7738 113 410 20 Telecomunicacoes da Bahia S.A 14259 112 10 15 GTD Internet S.A. 23216 111 21 9 RAMtelecom Telecomunicaciones AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 287 803 231 The Internet Solution 8452 175 60 7 TEDATA 6713 144 135 11 Itissalat Al-MAGHRIB 15475 141 84 4 Nile Online 2018 136 298 112 Tertiary Education Network 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 107 6 2 EEPAD TISP TELECOM & INTERNET 2905 79 159 70 The Internetworking Company o 15706 52 12 4 Sudatel Internet Exchange Aut 5713 36 293 32 Telkom SA Ltd 33774 32 7 20 AS Number for Telecom Algeria 23889 27 8 11 MAURITIUS TELECOM 16637 25 19 23 Johnnic e-Ventures 10798 23 1 14 Standard Bank of South Africa 12455 23 6 3 Jambonet Autonomous system 21280 23 4 4 Swift Global Kenya Ltd.Is an 8524 22 1 5 AUCEGYPT Autonomous System 21491 22 17 2 UTL On-line is RF broadband I 33766 21 2 1 Nyala Communications Pty Ltd Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4134 1303 1065 CHINANET-BACKBONE 18566 959 951 Covad Communications 9583 952 937 Sify Limited 4755 985 917 Videsh Sanchar Nigam Ltd. Aut 9498 848 777 BHARTI BT INTERNET LTD. 11492 731 717 Cable One 4323 995 704 Time Warner Telecom 721 971 666 DLA Systems Automation Center 22773 700 654 Cox Communications, Inc. 6197 1030 551 BellSouth Network Solutions, 19262 738 550 Verizon Global Networks 5668 537 519 CenturyTel Internet Holdings, 17488 529 518 Hathway IP Over Cable Interne 19916 565 511 OLM LLC 855 549 476 Canadian Research Network 7545 538 465 TPG Internet Pty Ltd 22047 454 443 VTR PUNTO NET S.A. 17676 498 436 Softbank BB Corp. 15270 468 433 PaeTec.net -a division of Pae 18101 448 430 Reliance Infocom Ltd Internet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S 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 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 192.84.205.0/24 719 LANLINK autonomous system 192.172.0.0/19 721 DLA Systems Automation Center 192.249.0.0/20 3450 University of Tennessee, Knox Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:9 /10:13 /11:31 /12:103 /13:209 /14:381 /15:742 /16:8973 /17:3454 /18:5653 /19:12209 /20:13804 /21:12101 /22:15301 /23:16565 /24:106487 /25:418 /26:427 /27:183 /28:64 /29:42 /30:80 /31:0 /32:46 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 942 959 Covad Communications 6197 810 1030 BellSouth Network Solutions, 9583 782 952 Sify Limited 7018 777 1483 AT&T WorldNet Services 11492 719 731 Cable One 2386 683 966 AT&T Data Communications Serv 7011 573 667 Citizens Utilities 19916 559 565 OLM LLC 4766 546 736 Korea Telecom (KIX) 9498 504 848 BHARTI BT INTERNET LTD. 15270 437 468 PaeTec.net -a division of Pae 855 423 549 Canadian Research Network 5668 420 537 CenturyTel Internet Holdings, 4755 419 985 Videsh Sanchar Nigam Ltd. Aut 17849 412 424 Telecommunications Technology 1239 406 844 Sprint 7066 386 489 Virginia Polytechnic Institut 6517 383 416 Yipes Communications, Inc. 18101 382 448 Reliance Infocom Ltd Internet 22773 370 700 Cox Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 8:46 11:1 12:1615 13:1 15:16 16:3 17:3 18:4 20:41 24:821 25:1 32:60 38:255 40:55 41:16 44:3 47:6 52:4 55:1 56:3 57:25 58:228 59:265 60:167 61:911 62:895 63:1883 64:3075 65:2228 66:3070 67:647 68:651 69:1614 70:386 71:89 72:904 74:77 75:7 80:796 81:695 82:668 83:366 84:392 85:628 86:342 87:441 88:176 89:442 121:30 122:5 123:1 124:388 125:635 128:150 129:206 130:118 131:312 132:37 133:8 134:163 135:48 136:178 137:97 138:224 139:49 140:519 141:135 142:357 143:192 144:240 145:42 146:324 147:136 148:360 149:177 150:113 151:119 152:76 153:117 154:5 155:220 156:171 157:177 158:165 159:172 160:95 161:85 162:218 163:167 164:447 165:223 166:183 167:245 168:484 169:129 170:360 171:11 190:203 192:5734 193:3415 194:2725 195:2057 196:873 198:3894 199:3312 200:4664 201:927 202:6848 203:7154 204:3922 205:2049 206:2424 207:2949 208:2296 209:3502 210:2183 211:855 212:1283 213:1451 214:369 215:41 216:4053 217:1123 218:339 219:268 220:797 221:388 222:245 End of report Report Website: http://thyme.apnic.net