Routing Table Report 00:00 GMT Sat 30 Jan, 2010 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: 315716 Prefixes after maximum aggregation: 144396 Deaggregation factor: 2.19 Unique aggregates announced to Internet: 152086 Total ASes present in the Internet Routing Table: 33270 Prefixes per ASN: 9.49 Origin-only ASes present in the Internet Routing Table: 28792 Origin ASes announcing only one prefix: 14081 Transit ASes present in the Internet Routing Table: 4478 Transit-only ASes present in the Internet Routing Table: 118 Average AS path length visible in the Internet Routing Table: 4.1 Max AS path length visible: 28 Max AS path prepend of ASN (31759) 22 Prefixes from unregistered ASNs in the Routing Table: 505 Unregistered ASNs in the Routing Table: 162 Number of 32-bit ASNs allocated by the RIRs: 409 Prefixes from 32-bit ASNs in the Routing Table: 19 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 210 Number of addresses announced to Internet: 2183396087 Equivalent to 130 /8s, 35 /16s and 250 /24s Percentage of available address space announced: 58.9 Percentage of allocated address space announced: 66.1 Percentage of available address space allocated: 89.1 Percentage of address space in use by end-sites: 81.0 Total number of prefixes smaller than registry allocations: 152779 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 75646 Total APNIC prefixes after maximum aggregation: 25836 APNIC Deaggregation factor: 2.93 Prefixes being announced from the APNIC address blocks: 72451 Unique aggregates announced from the APNIC address blocks: 31400 APNIC Region origin ASes present in the Internet Routing Table: 3933 APNIC Prefixes per ASN: 18.42 APNIC Region origin ASes announcing only one prefix: 1091 APNIC Region transit ASes present in the Internet Routing Table: 626 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 28 Number of APNIC addresses announced to Internet: 490413312 Equivalent to 29 /8s, 59 /16s and 29 /24s Percentage of available APNIC address space announced: 76.9 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 1/8, 27/8, 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: 131915 Total ARIN prefixes after maximum aggregation: 68210 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 105333 Unique aggregates announced from the ARIN address blocks: 39280 ARIN Region origin ASes present in the Internet Routing Table: 13517 ARIN Prefixes per ASN: 7.79 ARIN Region origin ASes announcing only one prefix: 5234 ARIN Region transit ASes present in the Internet Routing Table: 1389 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 24 Number of ARIN addresses announced to Internet: 738302497 Equivalent to 44 /8s, 1 /16s and 154 /24s Percentage of available ARIN address space announced: 64.7 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: 73455 Total RIPE prefixes after maximum aggregation: 41794 RIPE Deaggregation factor: 1.76 Prefixes being announced from the RIPE address blocks: 66475 Unique aggregates announced from the RIPE address blocks: 42971 RIPE Region origin ASes present in the Internet Routing Table: 14052 RIPE Prefixes per ASN: 4.73 RIPE Region origin ASes announcing only one prefix: 7271 RIPE Region transit ASes present in the Internet Routing Table: 2123 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 415201721 Equivalent to 24 /8s, 191 /16s and 121 /24s Percentage of available RIPE address space announced: 77.3 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: 28067 Total LACNIC prefixes after maximum aggregation: 6582 LACNIC Deaggregation factor: 4.26 Prefixes being announced from the LACNIC address blocks: 26455 Unique aggregates announced from the LACNIC address blocks: 13868 LACNIC Region origin ASes present in the Internet Routing Table: 1234 LACNIC Prefixes per ASN: 21.44 LACNIC Region origin ASes announcing only one prefix: 391 LACNIC Region transit ASes present in the Internet Routing Table: 213 Average LACNIC Region AS path length visible: 4.3 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 70405640 Equivalent to 4 /8s, 50 /16s and 78 /24s Percentage of available LACNIC address space announced: 69.9 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: 6370 Total AfriNIC prefixes after maximum aggregation: 1820 AfriNIC Deaggregation factor: 3.50 Prefixes being announced from the AfriNIC address blocks: 4756 Unique aggregates announced from the AfriNIC address blocks: 1381 AfriNIC Region origin ASes present in the Internet Routing Table: 336 AfriNIC Prefixes per ASN: 14.15 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 75 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC addresses announced to Internet: 14847488 Equivalent to 0 /8s, 226 /16s and 142 /24s Percentage of available AfriNIC address space announced: 44.2 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 1697 7509 466 Korea Telecom (KIX) 4755 1313 305 135 Videsh Sanchar Nigam Ltd. Aut 17488 1266 131 143 Hathway IP Over Cable Interne 18101 1088 221 40 Reliance Infocom Ltd Internet 9583 982 71 489 Sify Limited 4134 959 19609 399 CHINANET-BACKBONE 7545 925 198 99 TPG Internet Pty Ltd 17974 889 277 43 PT TELEKOMUNIKASI INDONESIA 24560 841 299 173 Bharti Airtel Ltd. 9829 840 684 21 BSNL National Internet Backbo 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 4131 3859 314 bellsouth.net, inc. 4323 3789 1088 396 Time Warner Telecom 20115 2171 1492 666 Charter Communications 1785 1847 699 133 AppliedTheory Corporation 7018 1573 5766 1008 AT&T WorldNet Services 2386 1294 615 917 AT&T Data Communications Serv 3356 1210 10897 416 Level 3 Communications, LLC 11492 1141 222 14 Cable One 22773 1125 2600 66 Cox Communications, Inc. 6478 1106 240 254 AT&T Worldnet Services 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 9116 568 296 30 Goldenlines main autonomous s 35805 562 40 5 United Telecom AS 3292 460 1904 397 TDC Tele Danmark 30890 447 100 207 Evolva Telecom 3216 432 133 30 Teleross, Moscow, Russia 702 424 1822 338 UUNET - Commercial IP service 8551 397 353 37 Bezeq International 8866 381 110 24 Bulgarian Telecommunication C 3320 360 7069 309 Deutsche Telekom AG 3301 350 1412 311 TeliaNet Sweden 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 1563 2900 230 Uninet S.A. de C.V. 28573 1047 677 86 Types of queries are: POCs, o 10620 1010 226 133 TVCABLE BOGOTA 7303 673 356 100 Telecom Argentina Stet-France 22047 565 310 15 Types of queries are: POCs, o 11830 473 308 59 Instituto Costarricense de El 7738 454 858 29 Telecomunicacoes da Bahia S.A 6503 446 163 185 AVANTEL, S.A. 11172 443 83 68 Alestra 14117 439 29 12 Telefonica del Sur 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 1027 445 9 TEDATA 24863 718 143 37 LINKdotNET AS number 36992 475 87 245 Etisalat MISR 3741 274 857 234 The Internet Solution 2018 190 197 109 TENET-1 6713 177 167 12 Itissalat Al-MAGHRIB 29571 167 19 9 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 33776 123 7 11 Starcomms Nigeria Limited 5536 118 8 3 Internet Egypt Network 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 4131 3859 314 bellsouth.net, inc. 4323 3789 1088 396 Time Warner Telecom 20115 2171 1492 666 Charter Communications 1785 1847 699 133 AppliedTheory Corporation 4766 1697 7509 466 Korea Telecom (KIX) 7018 1573 5766 1008 AT&T WorldNet Services 8151 1563 2900 230 Uninet S.A. de C.V. 4755 1313 305 135 Videsh Sanchar Nigam Ltd. Aut 2386 1294 615 917 AT&T Data Communications Serv 17488 1266 131 143 Hathway IP Over Cable Interne Complete listing at http://thyme.apnic.net/rviews/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 3789 3393 Time Warner Telecom 1785 1847 1714 AppliedTheory Corporation 20115 2171 1505 Charter Communications 8151 1563 1333 Uninet S.A. de C.V. 4766 1697 1231 Korea Telecom (KIX) 4755 1313 1178 Videsh Sanchar Nigam Ltd. Aut 11492 1141 1127 Cable One 17488 1266 1123 Hathway IP Over Cable Interne 22773 1125 1059 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 12.39.155.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.159.0/24 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 /11:66 /12:185 /13:385 /14:659 /15:1250 /16:10912 /17:5203 /18:8833 /19:18347 /20:22121 /21:22178 /22:28662 /23:28750 /24:163667 /25:735 /26:1012 /27:414 /28:468 /29:775 /30:675 /31:3 /32:360 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2691 4131 bellsouth.net, inc. 4323 2358 3789 Time Warner Telecom 4766 1317 1697 Korea Telecom (KIX) 1785 1314 1847 AppliedTheory Corporation 20115 1173 2171 Charter Communications 11492 1061 1141 Cable One 17488 1045 1266 Hathway IP Over Cable Interne 18566 1040 1059 Covad Communications 18101 959 1088 Reliance Infocom Ltd Internet 7018 950 1573 AT&T WorldNet Services Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2 2:1 4:12 8:249 12:2018 13:10 15:22 16:3 17:8 20:39 24:1343 27:1 32:151 38:647 40:99 41:1924 44:3 46:1 47:26 52:6 55:2 56:2 57:35 58:640 59:642 60:388 61:1103 62:1022 63:2046 64:3814 65:2369 66:4139 67:1815 68:1059 69:2849 70:689 71:250 72:1895 73:2 74:2097 75:252 76:351 77:833 78:560 79:412 80:967 81:788 82:476 83:450 84:646 85:1019 86:391 87:699 88:418 89:1550 90:65 91:2713 92:426 93:1172 94:1378 95:804 96:208 97:297 98:541 99:23 100:1 109:261 110:285 111:422 112:201 113:220 114:345 115:518 116:1034 117:604 118:372 119:798 120:144 121:838 122:1380 123:846 124:1075 125:1279 128:198 129:205 130:138 131:476 132:81 133:16 134:196 135:41 136:224 137:172 138:239 139:101 140:458 141:132 142:379 143:340 144:389 145:51 146:406 147:183 148:566 149:196 150:146 151:171 152:249 153:165 154:2 155:269 156:179 157:332 158:97 159:354 160:305 161:176 162:274 163:188 164:305 165:456 166:503 167:389 168:759 169:157 170:600 171:48 172:2 173:454 174:528 175:31 178:2 180:298 183:215 184:3 186:269 187:252 188:1291 189:668 190:3523 192:5756 193:4456 194:3389 195:2870 196:1172 198:3570 199:3396 200:5338 201:1517 202:8215 203:8304 204:4007 205:2182 206:2421 207:3054 208:3933 209:3444 210:2543 211:1189 212:1718 213:1690 214:253 215:63 216:4481 217:1505 218:487 219:478 220:1134 221:470 222:300 End of report