Routing Table Report 00:00 GMT Tue 01 Dec, 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: 309549 Prefixes after maximum aggregation: 142604 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 150131 Total ASes present in the Internet Routing Table: 32864 Prefixes per ASN: 9.42 Origin-only ASes present in the Internet Routing Table: 28460 Origin ASes announcing only one prefix: 13889 Transit ASes present in the Internet Routing Table: 4404 Transit-only ASes present in the Internet Routing Table: 107 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 40 Max AS path prepend of ASN (22394) 36 Prefixes from unregistered ASNs in the Routing Table: 867 Unregistered ASNs in the Routing Table: 204 Number of 32-bit ASNs allocated by the RIRs: 341 Prefixes from 32-bit ASNs in the Routing Table: 286 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 174 Number of addresses announced to Internet: 2154506074 Equivalent to 128 /8s, 107 /16s and 39 /24s Percentage of available address space announced: 58.1 Percentage of allocated address space announced: 65.9 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 80.2 Total number of prefixes smaller than registry allocations: 149463 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 73520 Total APNIC prefixes after maximum aggregation: 25452 APNIC Deaggregation factor: 2.89 Prefixes being announced from the APNIC address blocks: 70330 Unique aggregates announced from the APNIC address blocks: 30840 APNIC Region origin ASes present in the Internet Routing Table: 3872 APNIC Prefixes per ASN: 18.16 APNIC Region origin ASes announcing only one prefix: 1063 APNIC Region transit ASes present in the Internet Routing Table: 605 Average APNIC Region AS path length visible: 5.2 Max APNIC Region AS path length visible: 28 Number of APNIC addresses announced to Internet: 482406400 Equivalent to 28 /8s, 192 /16s and 240 /24s Percentage of available APNIC address space announced: 79.9 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, 133/8, 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: 130073 Total ARIN prefixes after maximum aggregation: 67584 ARIN Deaggregation factor: 1.92 Prefixes being announced from the ARIN address blocks: 103946 Unique aggregates announced from the ARIN address blocks: 38701 ARIN Region origin ASes present in the Internet Routing Table: 13391 ARIN Prefixes per ASN: 7.76 ARIN Region origin ASes announcing only one prefix: 5177 ARIN Region transit ASes present in the Internet Routing Table: 1370 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 40 Number of ARIN addresses announced to Internet: 731651105 Equivalent to 43 /8s, 156 /16s and 28 /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: 72223 Total RIPE prefixes after maximum aggregation: 41215 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 65359 Unique aggregates announced from the RIPE address blocks: 42422 RIPE Region origin ASes present in the Internet Routing Table: 13848 RIPE Prefixes per ASN: 4.72 RIPE Region origin ASes announcing only one prefix: 7164 RIPE Region transit ASes present in the Internet Routing Table: 2101 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 405631124 Equivalent to 24 /8s, 45 /16s and 112 /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 40960-45055, 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: 27342 Total LACNIC prefixes after maximum aggregation: 6463 LACNIC Deaggregation factor: 4.23 Prefixes being announced from the LACNIC address blocks: 25651 Unique aggregates announced from the LACNIC address blocks: 13628 LACNIC Region origin ASes present in the Internet Routing Table: 1224 LACNIC Prefixes per ASN: 20.96 LACNIC Region origin ASes announcing only one prefix: 390 LACNIC Region transit ASes present in the Internet Routing Table: 206 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 68752656 Equivalent to 4 /8s, 25 /16s and 21 /24s Percentage of available LACNIC address space announced: 68.3 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: 5850 Total AfriNIC prefixes after maximum aggregation: 1570 AfriNIC Deaggregation factor: 3.73 Prefixes being announced from the AfriNIC address blocks: 4234 Unique aggregates announced from the AfriNIC address blocks: 1466 AfriNIC Region origin ASes present in the Internet Routing Table: 335 AfriNIC Prefixes per ASN: 12.64 AfriNIC Region origin ASes announcing only one prefix: 95 AfriNIC Region transit ASes present in the Internet Routing Table: 71 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC addresses announced to Internet: 13057024 Equivalent to 0 /8s, 199 /16s and 60 /24s Percentage of available AfriNIC address space announced: 38.9 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 1602 7506 455 Korea Telecom (KIX) 17488 1447 143 133 Hathway IP Over Cable Interne 4755 1277 295 147 Videsh Sanchar Nigam Ltd. Aut 9583 1009 75 497 Sify Limited 18101 984 204 35 Reliance Infocom Ltd Internet 4134 955 19459 395 CHINANET-BACKBONE 7545 914 198 98 TPG Internet Pty Ltd 17974 859 265 67 PT TELEKOMUNIKASI INDONESIA 9829 818 653 30 BSNL National Internet Backbo 24560 806 293 176 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 4241 3879 310 bellsouth.net, inc. 4323 3754 1069 401 Time Warner Telecom 20115 2103 1467 655 Charter Communications 1785 1777 714 135 AppliedTheory Corporation 7018 1597 5814 1038 AT&T WorldNet Services 2386 1295 616 939 AT&T Data Communications Serv 3356 1236 10966 446 Level 3 Communications, LLC 6478 1184 254 326 AT&T Worldnet Services 11492 1143 222 14 Cable One 22773 1124 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 515 98 208 Evolva Telecom 9198 470 138 12 Kazakhtelecom Corporate Sales 35805 469 40 5 United Telecom AS 3292 450 1906 392 TDC Tele Danmark 9116 441 296 30 Goldenlines main autonomous s 702 419 1837 337 UUNET - Commercial IP service 8551 379 354 41 Bezeq International 8866 377 110 23 Bulgarian Telecommunication C 3301 375 1411 303 TeliaNet Sweden 3320 358 7067 304 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 1561 2898 230 Uninet S.A. de C.V. 28573 1006 672 80 Types of queries are: POCs, o 10620 1003 224 138 TVCABLE BOGOTA 7303 665 350 95 Telecom Argentina Stet-France 22047 546 302 14 Types of queries are: POCs, o 11830 475 308 59 Instituto Costarricense de El 7738 453 858 29 Telecomunicacoes da Bahia S.A 11172 445 99 70 Alestra 14117 437 29 11 Telefonica del Sur S.A. 3816 424 193 71 COLOMBIA TELECOMUNICACIONES S 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 975 188 7 TEDATA 24863 751 130 46 LINKdotNET AS number 3741 273 857 233 The Internet Solution 2018 187 183 118 TENET-1 6713 176 167 12 Itissalat Al-MAGHRIB 29975 134 506 15 Vodacom 29571 133 15 8 Ci Telecom Autonomous system 5536 121 8 18 Internet Egypt Network 33776 120 6 11 Starcomms Nigeria Limited 5713 117 508 67 Telkom SA Ltd 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 4241 3879 310 bellsouth.net, inc. 4323 3754 1069 401 Time Warner Telecom 20115 2103 1467 655 Charter Communications 1785 1777 714 135 AppliedTheory Corporation 4766 1602 7506 455 Korea Telecom (KIX) 7018 1597 5814 1038 AT&T WorldNet Services 8151 1561 2898 230 Uninet S.A. de C.V. 17488 1447 143 133 Hathway IP Over Cable Interne 2386 1295 616 939 AT&T Data Communications Serv 4755 1277 295 147 Videsh Sanchar Nigam Ltd. Aut Complete listing at http://thyme.apnic.net/rviews/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 3754 3353 Time Warner Telecom 1785 1777 1642 AppliedTheory Corporation 20115 2103 1448 Charter Communications 8151 1561 1331 Uninet S.A. de C.V. 17488 1447 1314 Hathway IP Over Cable Interne 4766 1602 1147 Korea Telecom (KIX) 4755 1277 1130 Videsh Sanchar Nigam Ltd. Aut 11492 1143 1129 Cable One 22773 1124 1058 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 22351 Intelsat 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 /8:34 /9:10 /10:25 /11:65 /12:180 /13:367 /14:646 /15:1233 /16:10789 /17:5083 /18:8678 /19:18056 /20:21710 /21:21845 /22:28146 /23:28048 /24:160566 /25:740 /26:984 /27:399 /28:433 /29:745 /30:487 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2776 4241 bellsouth.net, inc. 4323 2366 3754 Time Warner Telecom 4766 1271 1602 Korea Telecom (KIX) 1785 1245 1777 AppliedTheory Corporation 17488 1220 1447 Hathway IP Over Cable Interne 20115 1120 2103 Charter Communications 11492 1065 1143 Cable One 18566 1040 1059 Covad Communications 7018 958 1597 AT&T WorldNet Services 10620 908 1003 TVCABLE BOGOTA Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 2:1 4:14 8:239 12:2068 13:8 15:22 16:3 17:5 20:36 24:1306 32:151 34:2 38:624 40:99 41:1769 43:1 44:2 46:1 47:21 52:6 55:2 56:2 57:36 58:642 59:613 60:444 61:984 62:970 63:2016 64:3718 65:2369 66:4135 67:1775 68:1025 69:2810 70:629 71:171 72:1773 73:2 74:2020 75:201 76:356 77:848 78:591 79:408 80:955 81:817 82:513 83:454 84:537 85:1019 86:394 87:702 88:437 89:1531 90:63 91:2665 92:451 93:1155 94:1330 95:826 96:198 97:277 98:431 99:27 109:171 110:273 111:466 112:152 113:183 114:286 115:382 116:1092 117:593 118:366 119:802 120:140 121:709 122:1311 123:798 124:1056 125:1366 128:215 129:204 130:134 131:452 132:82 133:16 134:183 135:41 136:232 137:166 138:238 139:95 140:461 141:119 142:365 143:335 144:388 145:52 146:391 147:167 148:560 149:191 150:148 151:173 152:220 153:161 154:2 155:271 156:166 157:316 158:97 159:361 160:294 161:175 162:277 163:163 164:316 165:471 166:490 167:391 168:754 169:159 170:592 171:42 172:1 173:385 174:405 180:204 183:134 184:1 186:216 187:202 188:1362 189:695 190:3324 192:5772 193:4353 194:3403 195:2879 196:1186 198:3589 199:3380 200:5282 201:1455 202:8081 203:8282 204:3979 205:2163 206:2417 207:3048 208:3965 209:3412 210:2552 211:1182 212:1694 213:1656 214:221 215:56 216:4469 217:1368 218:481 219:449 220:1143 221:448 222:300 End of report