Routing Table Report 00:00 GMT Wed 25 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: 309448 Prefixes after maximum aggregation: 142518 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 150080 Total ASes present in the Internet Routing Table: 32804 Prefixes per ASN: 9.43 Origin-only ASes present in the Internet Routing Table: 28432 Origin ASes announcing only one prefix: 13854 Transit ASes present in the Internet Routing Table: 4372 Transit-only ASes present in the Internet Routing Table: 100 Average AS path length visible in the Internet Routing Table: 4.9 Max AS path length visible: 41 Max AS path prepend of ASN (22394) 36 Prefixes from unregistered ASNs in the Routing Table: 744 Unregistered ASNs in the Routing Table: 171 Number of 32-bit ASNs allocated by the RIRs: 331 Prefixes from 32-bit ASNs in the Routing Table: 279 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 231 Number of addresses announced to Internet: 2153054554 Equivalent to 128 /8s, 85 /16s and 1 /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: 149532 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 73367 Total APNIC prefixes after maximum aggregation: 25408 APNIC Deaggregation factor: 2.89 Prefixes being announced from the APNIC address blocks: 70008 Unique aggregates announced from the APNIC address blocks: 30598 APNIC Region origin ASes present in the Internet Routing Table: 3872 APNIC Prefixes per ASN: 18.08 APNIC Region origin ASes announcing only one prefix: 1063 APNIC Region transit ASes present in the Internet Routing Table: 601 Average APNIC Region AS path length visible: 5.4 Max APNIC Region AS path length visible: 25 Number of APNIC addresses announced to Internet: 471697152 Equivalent to 28 /8s, 29 /16s and 135 /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: 130396 Total ARIN prefixes after maximum aggregation: 67627 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 104251 Unique aggregates announced from the ARIN address blocks: 38730 ARIN Region origin ASes present in the Internet Routing Table: 13386 ARIN Prefixes per ASN: 7.79 ARIN Region origin ASes announcing only one prefix: 5171 ARIN Region transit ASes present in the Internet Routing Table: 1373 Average ARIN Region AS path length visible: 4.4 Max ARIN Region AS path length visible: 41 Number of ARIN addresses announced to Internet: 731649313 Equivalent to 43 /8s, 156 /16s and 21 /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: 72150 Total RIPE prefixes after maximum aggregation: 41154 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 65286 Unique aggregates announced from the RIPE address blocks: 42366 RIPE Region origin ASes present in the Internet Routing Table: 13808 RIPE Prefixes per ASN: 4.73 RIPE Region origin ASes announcing only one prefix: 7141 RIPE Region transit ASes present in the Internet Routing Table: 2076 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 405418388 Equivalent to 24 /8s, 42 /16s and 49 /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: 27130 Total LACNIC prefixes after maximum aggregation: 6462 LACNIC Deaggregation factor: 4.20 Prefixes being announced from the LACNIC address blocks: 25450 Unique aggregates announced from the LACNIC address blocks: 13680 LACNIC Region origin ASes present in the Internet Routing Table: 1214 LACNIC Prefixes per ASN: 20.96 LACNIC Region origin ASes announcing only one prefix: 381 LACNIC Region transit ASes present in the Internet Routing Table: 203 Average LACNIC Region AS path length visible: 5.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 68301584 Equivalent to 4 /8s, 18 /16s and 51 /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: 5875 Total AfriNIC prefixes after maximum aggregation: 1556 AfriNIC Deaggregation factor: 3.78 Prefixes being announced from the AfriNIC address blocks: 4271 Unique aggregates announced from the AfriNIC address blocks: 1443 AfriNIC Region origin ASes present in the Internet Routing Table: 335 AfriNIC Prefixes per ASN: 12.75 AfriNIC Region origin ASes announcing only one prefix: 98 AfriNIC Region transit ASes present in the Internet Routing Table: 72 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 22 Number of AfriNIC addresses announced to Internet: 13373696 Equivalent to 0 /8s, 204 /16s and 17 /24s Percentage of available AfriNIC address space announced: 39.9 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 1605 7506 455 Korea Telecom (KIX) 17488 1445 143 135 Hathway IP Over Cable Interne 4755 1276 291 146 Videsh Sanchar Nigam Ltd. Aut 9583 1000 74 495 Sify Limited 18101 984 204 35 Reliance Infocom Ltd Internet 4134 954 19311 393 CHINANET-BACKBONE 7545 906 198 99 TPG Internet Pty Ltd 17974 859 265 61 PT TELEKOMUNIKASI INDONESIA 9829 849 665 21 BSNL National Internet Backbo 24560 804 293 175 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 4244 3877 308 bellsouth.net, inc. 4323 3744 1054 399 Time Warner Telecom 20115 2130 1485 664 Charter Communications 1785 1780 714 136 AppliedTheory Corporation 7018 1591 5798 1033 AT&T WorldNet Services 2386 1295 616 939 AT&T Data Communications Serv 3356 1234 10966 443 Level 3 Communications, LLC 6478 1224 256 335 AT&T Worldnet Services 11492 1142 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 514 98 207 Evolva Telecom 35805 462 40 5 United Telecom AS 9198 460 138 12 Kazakhtelecom Corporate Sales 3292 447 1906 390 TDC Tele Danmark 9116 441 296 30 Goldenlines main autonomous s 702 418 1822 336 UUNET - Commercial IP service 8551 379 354 41 Bezeq International 3301 377 1428 304 TeliaNet Sweden 8866 371 110 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 1581 2899 231 Uninet S.A. de C.V. 28573 1003 671 83 Types of queries are: POCs, o 10620 993 223 140 TVCABLE BOGOTA 7303 660 349 93 Telecom Argentina Stet-France 22047 546 302 14 Types of queries are: POCs, o 11830 474 308 59 Instituto Costarricense de El 7738 452 858 29 Telecomunicacoes da Bahia S.A 11172 445 99 70 Alestra 14117 437 29 11 Telefonica del Sur S.A. 6503 424 146 184 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 1048 188 7 TEDATA 24863 721 129 46 LINKdotNET AS number 3741 274 857 234 The Internet Solution 2018 191 188 118 TENET-1 6713 175 167 12 Itissalat Al-MAGHRIB 29975 134 506 15 Vodacom 29571 133 15 8 Ci Telecom Autonomous system 33776 124 7 11 Starcomms Nigeria Limited 5536 121 8 18 Internet Egypt Network 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 4244 3877 308 bellsouth.net, inc. 4323 3744 1054 399 Time Warner Telecom 20115 2130 1485 664 Charter Communications 1785 1780 714 136 AppliedTheory Corporation 4766 1605 7506 455 Korea Telecom (KIX) 7018 1591 5798 1033 AT&T WorldNet Services 8151 1581 2899 231 Uninet S.A. de C.V. 17488 1445 143 135 Hathway IP Over Cable Interne 2386 1295 616 939 AT&T Data Communications Serv 4755 1276 291 146 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 3744 3345 Time Warner Telecom 1785 1780 1644 AppliedTheory Corporation 20115 2130 1466 Charter Communications 8151 1581 1350 Uninet S.A. de C.V. 17488 1445 1310 Hathway IP Over Cable Interne 4766 1605 1150 Korea Telecom (KIX) 4755 1276 1130 Videsh Sanchar Nigam Ltd. Aut 11492 1142 1128 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 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 /13:366 /14:640 /15:1227 /16:10761 /17:5081 /18:8705 /19:18041 /20:21718 /21:21833 /22:28099 /23:28010 /24:160454 /25:740 /26:976 /27:395 /28:458 /29:754 /30:489 /31:3 /32:396 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2779 4244 bellsouth.net, inc. 4323 2361 3744 Time Warner Telecom 4766 1271 1605 Korea Telecom (KIX) 1785 1247 1780 AppliedTheory Corporation 17488 1218 1445 Hathway IP Over Cable Interne 20115 1134 2130 Charter Communications 11492 1064 1142 Cable One 18566 1040 1059 Covad Communications 7018 954 1591 AT&T WorldNet Services 8452 946 1048 TEDATA Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 2:1 4:14 8:238 12:2101 13:8 15:22 16:3 17:5 20:36 24:1308 32:151 34:2 38:622 40:99 41:1807 43:1 44:2 46:1 47:21 52:6 55:2 56:2 57:36 58:637 59:611 60:442 61:981 62:965 63:2019 64:3715 65:2369 66:4132 67:1788 68:1024 69:2816 70:615 71:170 72:1770 73:2 74:2015 75:199 76:353 77:854 78:608 79:390 80:952 81:817 82:508 83:455 84:535 85:1021 86:395 87:701 88:441 89:1560 90:56 91:2651 92:446 93:1163 94:1321 95:823 96:201 97:274 98:428 99:27 109:169 110:275 111:455 112:153 113:175 114:291 115:363 116:1093 117:592 118:365 119:800 120:135 121:708 122:1305 123:796 124:1059 125:1365 128:215 129:205 130:134 131:442 132:82 133:16 134:186 135:41 136:232 137:166 138:235 139:95 140:467 141:122 142:390 143:340 144:369 145:52 146:392 147:172 148:558 149:193 150:148 151:171 152:220 153:161 154:2 155:274 156:166 157:314 158:97 159:360 160:294 161:175 162:276 163:161 164:315 165:468 166:490 167:391 168:743 169:159 170:589 171:42 172:1 173:392 174:404 180:193 183:134 184:1 186:178 187:201 188:1347 189:682 190:3287 192:5775 193:4329 194:3377 195:2874 196:1174 198:3581 199:3385 200:5285 201:1447 202:8097 203:8290 204:3982 205:2167 206:2417 207:3049 208:3980 209:3422 210:2541 211:1181 212:1704 213:1666 214:245 215:57 216:4478 217:1358 218:479 219:450 220:1139 221:448 222:300 End of report