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 11 Nov, 2006 Analysis Summary ---------------- BGP routing table entries examined: 202898 Prefixes after maximum aggregation: 110235 Unique aggregates announced to Internet: 98574 Total ASes present in the Internet Routing Table: 23617 Origin-only ASes present in the Internet Routing Table: 20571 Origin ASes announcing only one prefix: 9916 Transit ASes present in the Internet Routing Table: 3046 Transit-only ASes present in the Internet Routing Table: 79 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: 5 Unregistered ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1632337484 Equivalent to 97 /8s, 75 /16s and 126 /24s Percentage of available address space announced: 44.0 Percentage of allocated address space announced: 60.9 Percentage of available address space allocated: 72.3 Total number of prefixes smaller than registry allocations: 102613 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 44828 Total APNIC prefixes after maximum aggregation: 18271 Prefixes being announced from the APNIC address blocks: 42407 Unique aggregates announced from the APNIC address blocks: 18544 APNIC Region origin ASes present in the Internet Routing Table: 2751 APNIC Region origin ASes announcing only one prefix: 774 APNIC Region transit ASes present in the Internet Routing Table: 413 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 16 Number of APNIC addresses announced to Internet: 268148384 Equivalent to 15 /8s, 251 /16s and 158 /24s Percentage of available APNIC address space announced: 83.8 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: 101382 Total ARIN prefixes after maximum aggregation: 59857 Prefixes being announced from the ARIN address blocks: 74626 Unique aggregates announced from the ARIN address blocks: 28255 ARIN Region origin ASes present in the Internet Routing Table: 11124 ARIN Region origin ASes announcing only one prefix: 4234 ARIN Region transit ASes present in the Internet Routing Table: 1031 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 29 Number of ARIN addresses announced to Internet: 309186464 Equivalent to 18 /8s, 109 /16s and 207 /24s Percentage of available ARIN address space announced: 68.3 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: 41229 Total RIPE prefixes after maximum aggregation: 27278 Prefixes being announced from the RIPE address blocks: 38059 Unique aggregates announced from the RIPE address blocks: 25596 RIPE Region origin ASes present in the Internet Routing Table: 8751 RIPE Region origin ASes announcing only one prefix: 4619 RIPE Region transit ASes present in the Internet Routing Table: 1417 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 274447876 Equivalent to 16 /8s, 91 /16s and 190 /24s Percentage of available RIPE address space announced: 74.4 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: 13201 Total LACNIC prefixes after maximum aggregation: 3901 Prefixes being announced from the LACNIC address blocks: 11174 Unique aggregates announced from the LACNIC address blocks: 6837 LACNIC Region origin ASes present in the Internet Routing Table: 746 LACNIC Region origin ASes announcing only one prefix: 241 LACNIC Region transit ASes present in the Internet Routing Table: 129 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 17 Number of LACNIC addresses announced to Internet: 33985536 Equivalent to 2 /8s, 6 /16s and 148 /24s Percentage of available LACNIC address space announced: 50.6 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: 2253 Total AfriNIC prefixes after maximum aggregation: 928 Prefixes being announced from the AfriNIC address blocks: 1644 Unique aggregates announced from the AfriNIC address blocks: 1045 AfriNIC Region origin ASes present in the Internet Routing Table: 166 AfriNIC Region origin ASes announcing only one prefix: 48 AfriNIC Region transit ASes present in the Internet Routing Table: 27 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 4483840 Equivalent to 0 /8s, 68 /16s and 107 /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 1226 8497 247 CHINANET-BACKBONE 4755 1029 384 67 Videsh Sanchar Nigam Ltd. Aut 9583 961 109 15 Sify Limited 9498 871 212 63 BHARTI BT INTERNET LTD. 23577 774 35 704 KRNIC 4766 738 4949 306 Korea Telecom (KIX) 1221 604 1780 466 Telstra Pty Ltd 7545 547 124 73 TPG Internet Pty Ltd 17488 546 34 15 Hathway IP Over Cable Interne 17676 500 10934 64 Softbank BB Corp. 18101 474 86 22 Reliance Infocom Ltd Internet 9443 443 111 74 Primus Telecommunications 9942 439 80 132 COMindico Australia 4812 438 749 62 China Telecom (Shanghai) 17849 430 36 126 Telecommunications Technology 4802 411 86 151 Wantree Development 17557 367 32 178 Pakistan Telecom 17974 367 129 12 PT TELEKOMUNIKASI INDONESIA 2907 333 1733 310 SINET Japan 4837 320 3553 138 chinanet IDC center beijing n ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1538 6188 982 AT&T WorldNet Services 2386 1111 570 737 AT&T Data Communications Serv 4323 1039 786 293 Time Warner Telecom 6197 1021 613 497 BellSouth Network Solutions, 18566 975 272 8 Covad Communications 701 950 6706 774 UUNET Technologies, Inc. 174 942 6838 866 Cogent Communications 721 856 21925 306 DLA Systems Automation Center 1239 837 2747 584 Sprint 11492 803 96 20 Cable One 19262 782 2426 177 Verizon Global Networks 20115 760 682 403 Charter Communications 22773 716 1744 42 Cox Communications, Inc. 209 705 3776 553 Qwest 7011 680 213 430 Citizens Utilities 852 594 1087 389 Telus Advanced Communications 19916 565 49 54 OLM LLC 855 539 250 74 Canadian Research Network 5668 539 161 19 CenturyTel Internet Holdings, 3602 526 125 106 Sprint Canada, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 551 1929 430 UUNET - Commercial IP service 3301 312 1200 296 TeliaNet Sweden 3320 309 5017 250 Deutsche Telekom AG 24863 285 43 31 LINKdotNET AS number 8220 273 472 263 COLT Telecommunications 6746 259 92 236 Dynamic Network Technologies, 680 250 2041 246 DFN-IP service G-WiN 9116 237 134 23 Goldenlines main autonomous s 3246 229 475 219 Song Networks 8708 222 279 209 Romania Data Systems S.A. 1257 221 1072 174 SWIPnet Swedish IP Network 3215 219 1964 93 France Telecom Transpac 8551 215 198 30 Bezeq International 3269 208 2357 75 TELECOM ITALIA 30890 202 18 80 SC Kappa Invexim SRL 5416 188 13 13 BATELCO-BH 3300 176 171 95 AUCS Communications Services 6830 173 695 38 UPC Distribution Services 786 171 1779 171 The JANET IP Service 3352 168 1703 31 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 770 1922 218 UniNet S.A. de C.V. 11830 484 299 19 Instituto Costarricense de El 11172 394 101 88 Servicios Alestra S.A de C.V 16814 330 20 9 NSS, S.A. 22047 303 206 11 VTR PUNTO NET S.A. 6471 266 74 30 ENTEL CHILE S.A. 14117 254 16 13 Telefonica del Sur S.A. 6147 221 150 22 Telefonica Del Peru 7303 212 95 37 Telecom Argentina Stet-France 6503 196 169 88 AVANTEL, S.A. 10481 181 72 8 Prima S.A. 21826 147 19 31 INTERCABLE 7910 140 11 29 ANDINET ON LINE 11556 140 96 4 Cable-Wireless Panama 19169 139 9 22 Telconet 23216 136 19 43 RAMtelecom Telecomunicaciones 19429 135 84 34 E.T.B. 18822 129 8 10 TELEFONICA MANQUEHUE 14522 117 18 9 SatNet S.A. 14259 116 10 13 GTD Internet S.A. AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 292 804 233 The Internet Solution 8452 164 60 7 TEDATA 6713 145 139 12 Itissalat Al-MAGHRIB 15475 134 84 4 Nile Online 2018 133 297 111 Tertiary Education Network 5536 122 8 17 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 2905 77 173 70 The Internetworking Company o 2561 56 6 2 Egyptian Universities Network 15706 56 12 4 Sudatel Internet Exchange Aut 12455 39 6 3 Jambonet Autonomous system 5713 36 293 32 Telkom SA Ltd 8524 30 2 6 AUCEGYPT Autonomous System 33774 30 7 20 AS Number for Telecom Algeria 23889 29 10 13 MAURITIUS TELECOM 21280 26 4 4 Swift Global Kenya Ltd.Is an 16637 24 19 23 Johnnic e-Ventures 10798 23 1 14 Standard Bank of South Africa 21491 21 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 1226 979 CHINANET-BACKBONE 18566 975 967 Covad Communications 4755 1029 962 Videsh Sanchar Nigam Ltd. Aut 9583 961 946 Sify Limited 9498 871 808 BHARTI BT INTERNET LTD. 11492 803 783 Cable One 4323 1039 746 Time Warner Telecom 22773 716 674 Cox Communications, Inc. 19262 782 605 Verizon Global Networks 8151 770 552 UniNet S.A. de C.V. 721 856 550 DLA Systems Automation Center 17488 546 531 Hathway IP Over Cable Interne 6197 1021 524 BellSouth Network Solutions, 5668 539 520 CenturyTel Internet Holdings, 19916 565 511 OLM LLC 7545 547 474 TPG Internet Pty Ltd 855 539 465 Canadian Research Network 11830 484 465 Instituto Costarricense de El 18101 474 452 Reliance Infocom Ltd Internet 15270 482 447 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65261 PRIVATE 86.106.133.0/24 34916 SC Digital Construct 65261 PRIVATE 86.106.135.0/24 34916 SC Digital Construct 65261 PRIVATE 89.36.152.0/23 34916 SC Digital Construct 65000 PRIVATE 203.98.210.64/27 1803 SPRINT 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 192.44.0.0/24 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 /11:30 /12:109 /13:217 /14:396 /15:789 /16:9049 /17:3580 /18:5789 /19:12627 /20:14201 /21:12589 /22:16014 /23:17468 /24:108317 /25:648 /26:460 /27:356 /28:67 /29:40 /30:80 /31:0 /32:30 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 958 975 Covad Communications 2386 831 1111 AT&T Data Communications Serv 7018 816 1538 AT&T WorldNet Services 6197 801 1021 BellSouth Network Solutions, 9583 789 961 Sify Limited 11492 789 803 Cable One 23577 760 774 KRNIC 7011 586 680 Citizens Utilities 19916 559 565 OLM LLC 4766 547 738 Korea Telecom (KIX) 9498 530 871 BHARTI BT INTERNET LTD. 4755 458 1029 Videsh Sanchar Nigam Ltd. Aut 15270 451 482 PaeTec.net -a division of Pae 855 435 539 Canadian Research Network 5668 419 539 CenturyTel Internet Holdings, 1239 418 837 Sprint 17849 416 430 Telecommunications Technology 18101 407 474 Reliance Infocom Ltd Internet 22773 381 716 Cox Communications, Inc. 6517 371 398 Yipes Communications, Inc. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:56 12:1638 13:1 15:16 16:3 17:3 18:4 20:39 24:836 25:1 32:58 38:265 40:57 41:18 44:2 47:8 52:4 53:1 55:1 56:3 57:26 58:258 59:317 60:219 61:943 62:989 63:1878 64:3142 65:2255 66:3099 67:658 68:650 69:1680 70:404 71:109 72:1012 74:109 75:30 76:44 80:855 81:694 82:572 83:381 84:446 85:711 86:409 87:414 88:241 89:538 91:51 121:64 122:24 123:3 124:435 125:694 128:296 129:204 130:125 131:313 132:35 133:9 134:175 135:49 136:173 137:113 138:208 139:47 140:519 141:135 142:346 143:193 144:250 145:43 146:319 147:140 148:365 149:180 150:115 151:118 152:79 153:121 154:5 155:263 156:150 157:162 158:152 159:173 160:97 161:87 162:214 163:148 164:238 165:235 166:243 167:269 168:485 169:124 170:380 171:11 172:1 190:282 192:5749 193:3572 194:2765 195:2116 196:879 198:3795 199:3290 200:4568 201:946 202:6902 203:7113 204:3923 205:2102 206:2408 207:2889 208:2428 209:3560 210:2175 211:868 212:1338 213:1445 214:378 215:39 216:4128 217:1149 218:348 219:258 220:801 221:369 222:250 End of report Report Website: http://thyme.apnic.net