Routing Table Report 00:00 GMT Sun 22 Nov, 2009 NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately. Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/ Analysis Summary ---------------- BGP routing table entries examined: 309240 Prefixes after maximum aggregation: 142620 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 150020 Total ASes present in the Internet Routing Table: 32779 Prefixes per ASN: 9.43 Origin-only ASes present in the Internet Routing Table: 28464 Origin ASes announcing only one prefix: 13846 Transit ASes present in the Internet Routing Table: 4315 Transit-only ASes present in the Internet Routing Table: 102 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 41 Max AS path prepend of ASN (22394) 36 Prefixes from unregistered ASNs in the Routing Table: 733 Unregistered ASNs in the Routing Table: 164 Number of 32-bit ASNs allocated by the RIRs: 328 Prefixes from 32-bit ASNs in the Routing Table: 276 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 229 Number of addresses announced to Internet: 2152511066 Equivalent to 128 /8s, 76 /16s and 182 /24s Percentage of available address space announced: 58.1 Percentage of allocated address space announced: 65.8 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 80.1 Total number of prefixes smaller than registry allocations: 149528 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 73902 Total APNIC prefixes after maximum aggregation: 25548 APNIC Deaggregation factor: 2.89 Prefixes being announced from the APNIC address blocks: 70319 Unique aggregates announced from the APNIC address blocks: 30561 APNIC Region origin ASes present in the Internet Routing Table: 3862 APNIC Prefixes per ASN: 18.21 APNIC Region origin ASes announcing only one prefix: 1059 APNIC Region transit ASes present in the Internet Routing Table: 589 Average APNIC Region AS path length visible: 5.6 Max APNIC Region AS path length visible: 25 Number of APNIC addresses announced to Internet: 471231488 Equivalent to 28 /8s, 22 /16s and 108 /24s Percentage of available APNIC address space announced: 80.3 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 55296-56319, 131072-132095 APNIC Address Blocks 43/8, 58/8, 59/8, 60/8, 61/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 129915 Total ARIN prefixes after maximum aggregation: 67612 ARIN Deaggregation factor: 1.92 Prefixes being announced from the ARIN address blocks: 103815 Unique aggregates announced from the ARIN address blocks: 38706 ARIN Region origin ASes present in the Internet Routing Table: 13374 ARIN Prefixes per ASN: 7.76 ARIN Region origin ASes announcing only one prefix: 5169 ARIN Region transit ASes present in the Internet Routing Table: 1340 Average ARIN Region AS path length visible: 5.0 Max ARIN Region AS path length visible: 41 Number of ARIN addresses announced to Internet: 731565601 Equivalent to 43 /8s, 154 /16s and 206 /24s Percentage of available ARIN address space announced: 64.1 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, 46080-47103 53248-55295, 393216-394239 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 108/8, 173/8, 174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 71984 Total RIPE prefixes after maximum aggregation: 41168 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 65109 Unique aggregates announced from the RIPE address blocks: 42437 RIPE Region origin ASes present in the Internet Routing Table: 13809 RIPE Prefixes per ASN: 4.71 RIPE Region origin ASes announcing only one prefix: 7137 RIPE Region transit ASes present in the Internet Routing Table: 2072 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 405334164 Equivalent to 24 /8s, 40 /16s and 232 /24s Percentage of available RIPE address space announced: 75.5 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 40960-45055, 47104-52223, 196608-197631 RIPE Address Blocks 2/8, 25/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 27083 Total LACNIC prefixes after maximum aggregation: 6432 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 25394 Unique aggregates announced from the LACNIC address blocks: 13668 LACNIC Region origin ASes present in the Internet Routing Table: 1212 LACNIC Prefixes per ASN: 20.95 LACNIC Region origin ASes announcing only one prefix: 381 LACNIC Region transit ASes present in the Internet Routing Table: 202 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 23 Number of LACNIC addresses announced to Internet: 68318992 Equivalent to 4 /8s, 18 /16s and 119 /24s Percentage of available LACNIC address space announced: 67.9 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 5832 Total AfriNIC prefixes after maximum aggregation: 1551 AfriNIC Deaggregation factor: 3.76 Prefixes being announced from the AfriNIC address blocks: 4237 Unique aggregates announced from the AfriNIC address blocks: 1387 AfriNIC Region origin ASes present in the Internet Routing Table: 332 AfriNIC Prefixes per ASN: 12.76 AfriNIC Region origin ASes announcing only one prefix: 100 AfriNIC Region transit ASes present in the Internet Routing Table: 71 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 13470720 Equivalent to 0 /8s, 205 /16s and 140 /24s Percentage of available AfriNIC address space announced: 40.1 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 1605 7506 455 Korea Telecom (KIX) 17488 1444 143 133 Hathway IP Over Cable Interne 4755 1277 292 148 Videsh Sanchar Nigam Ltd. Aut 9583 1006 75 496 Sify Limited 18101 981 204 34 Reliance Infocom Ltd Internet 4134 953 19183 392 CHINANET-BACKBONE 7545 905 199 100 TPG Internet Pty Ltd 17974 866 265 61 PT TELEKOMUNIKASI INDONESIA 9829 849 664 20 BSNL National Internet Backbo 24560 803 293 174 Bharti Airtel Ltd. Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4248 3863 311 bellsouth.net, inc. 4323 3740 1054 398 Time Warner Telecom 20115 2132 1485 659 Charter Communications 1785 1777 714 135 AppliedTheory Corporation 7018 1585 5830 1035 AT&T WorldNet Services 2386 1292 616 936 AT&T Data Communications Serv 6478 1280 267 368 AT&T Worldnet Services 3356 1237 10966 446 Level 3 Communications, LLC 11492 1142 222 14 Cable One 22773 1121 2600 66 Cox Communications, Inc. Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 30890 514 98 207 Evolva Telecom 35805 460 40 5 United Telecom AS 3292 448 1906 391 TDC Tele Danmark 9116 441 296 30 Goldenlines main autonomous s 702 422 1823 340 UUNET - Commercial IP service 9198 417 138 12 Kazakhtelecom Corporate Sales 8551 379 354 41 Bezeq International 3301 377 1428 304 TeliaNet Sweden 8866 367 110 23 Bulgarian Telecommunication C 3320 359 7068 305 Deutsche Telekom AG Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 1569 2899 229 Uninet S.A. de C.V. 10620 1017 226 110 TVCABLE BOGOTA 28573 999 665 89 Types of queries are: POCs, o 7303 664 349 95 Telecom Argentina Stet-France 22047 546 302 14 Types of queries are: POCs, o 11830 474 308 59 Instituto Costarricense de El 7738 451 858 29 Telecomunicacoes da Bahia S.A 11172 446 99 71 Alestra 14117 437 29 11 Telefonica del Sur S.A. 6503 425 162 184 AVANTEL, S.A. Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1039 188 7 TEDATA 24863 728 129 45 LINKdotNET AS number 3741 274 857 234 The Internet Solution 2018 190 188 118 TENET-1 6713 176 167 12 Itissalat Al-MAGHRIB 29571 132 15 8 Ci Telecom Autonomous system 29975 122 506 15 Vodacom 5536 121 8 18 Internet Egypt Network 5713 116 508 66 Telkom SA Ltd 20858 109 34 6 EgyNet Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 4248 3863 311 bellsouth.net, inc. 4323 3740 1054 398 Time Warner Telecom 20115 2132 1485 659 Charter Communications 1785 1777 714 135 AppliedTheory Corporation 4766 1605 7506 455 Korea Telecom (KIX) 7018 1585 5830 1035 AT&T WorldNet Services 8151 1569 2899 229 Uninet S.A. de C.V. 17488 1444 143 133 Hathway IP Over Cable Interne 2386 1292 616 936 AT&T Data Communications Serv 6478 1280 267 368 AT&T Worldnet Services Complete listing at http://thyme.apnic.net/rviews/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 3740 3342 Time Warner Telecom 1785 1777 1642 AppliedTheory Corporation 20115 2132 1473 Charter Communications 8151 1569 1340 Uninet S.A. de C.V. 17488 1444 1311 Hathway IP Over Cable Interne 4766 1605 1150 Korea Telecom (KIX) 4755 1277 1129 Videsh Sanchar Nigam Ltd. Aut 11492 1142 1128 Cable One 22773 1121 1055 Cox Communications, Inc. 18566 1059 1049 Covad Communications Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic 32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic 25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.apnic.net/rviews/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.29.248.71/32 286 KPNQwest Backbone AS Complete listing at http://thyme.apnic.net/rviews/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 2.0.0.0/16 12654 RIPE NCC RIS Project 2.1.0.0/21 12654 RIPE NCC RIS Project 2.1.24.0/24 12654 RIPE NCC RIS Project 41.223.92.0/22 36936 >>UNKNOWN<< 41.223.188.0/24 22351 Intelsat 41.223.189.0/24 26452 Local Communications Networks 46.0.0.0/16 12654 RIPE NCC RIS Project 46.1.0.0/21 12654 RIPE NCC RIS Project 46.1.24.0/24 12654 RIPE NCC RIS Project 62.61.220.0/24 24974 Tachyon Europe BV - Wireless Complete listing at http://thyme.apnic.net/rviews/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:21 /9:10 /10:25 /11:65 /12:181 /13:365 /14:640 /15:1227 /16:10778 /17:5061 /18:8668 /19:18036 /20:21709 /21:21642 /22:27991 /23:27959 /24:160169 /25:818 /26:1072 /27:494 /28:532 /29:822 /30:622 /31:3 /32:330 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2780 4248 bellsouth.net, inc. 4323 2359 3740 Time Warner Telecom 4766 1271 1605 Korea Telecom (KIX) 1785 1245 1777 AppliedTheory Corporation 17488 1220 1444 Hathway IP Over Cable Interne 20115 1135 2132 Charter Communications 11492 1064 1142 Cable One 18566 1040 1059 Covad Communications 7018 948 1585 AT&T WorldNet Services 8452 944 1039 TEDATA Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 2:1 4:14 8:237 12:2113 13:8 15:22 16:3 17:5 20:36 24:1306 32:151 34:2 38:619 40:99 41:1793 43:1 44:2 46:1 47:21 52:6 55:2 56:2 57:36 58:632 59:611 60:443 61:983 62:961 63:2017 64:3706 65:2367 66:4134 67:1773 68:1019 69:2805 70:615 71:170 72:1770 73:2 74:2008 75:199 76:353 77:856 78:587 79:390 80:951 81:816 82:505 83:459 84:544 85:1024 86:395 87:707 88:424 89:1530 90:63 91:2651 92:431 93:1166 94:1317 95:822 96:201 97:275 98:422 99:30 109:166 110:283 111:454 112:150 113:173 114:291 115:358 116:1095 117:590 118:360 119:802 120:133 121:707 122:1304 123:778 124:1056 125:1364 128:223 129:205 130:134 131:443 132:82 133:16 134:189 135:43 136:232 137:165 138:234 139:95 140:460 141:122 142:388 143:338 144:384 145:52 146:393 147:174 148:557 149:193 150:148 151:171 152:220 153:161 154:2 155:274 156:166 157:313 158:96 159:360 160:295 161:174 162:276 163:160 164:278 165:468 166:489 167:392 168:752 169:159 170:589 171:43 172:1 173:397 174:403 180:184 183:133 184:1 186:180 187:199 188:1343 189:689 190:3255 192:5765 193:4339 194:3389 195:2868 196:1167 198:3581 199:3364 200:5254 201:1446 202:8088 203:8293 204:3962 205:2169 206:2411 207:3027 208:3989 209:3444 210:2538 211:1181 212:1707 213:1665 214:244 215:57 216:4475 217:1355 218:479 219:449 220:1139 221:453 222:300 End of report