Routing Table Report 00:00 GMT Sun 13 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: 311473 Prefixes after maximum aggregation: 143048 Deaggregation factor: 2.18 Unique aggregates announced to Internet: 144138 Total ASes present in the Internet Routing Table: 32948 Prefixes per ASN: 9.45 Origin-only ASes present in the Internet Routing Table: 28513 Origin ASes announcing only one prefix: 13917 Transit ASes present in the Internet Routing Table: 4435 Transit-only ASes present in the Internet Routing Table: 101 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 27 Max AS path prepend of ASN (12026) 22 Prefixes from unregistered ASNs in the Routing Table: 1087 Unregistered ASNs in the Routing Table: 166 Number of 32-bit ASNs allocated by the RIRs: 351 Prefixes from 32-bit ASNs in the Routing Table: 309 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 164 Number of addresses announced to Internet: 1920196591 Equivalent to 114 /8s, 115 /16s and 223 /24s Percentage of available address space announced: 51.8 Percentage of allocated address space announced: 58.7 Percentage of available address space allocated: 88.2 Percentage of address space in use by end-sites: 80.3 Total number of prefixes smaller than registry allocations: 150244 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 74491 Total APNIC prefixes after maximum aggregation: 25514 APNIC Deaggregation factor: 2.92 Prefixes being announced from the APNIC address blocks: 71273 Unique aggregates announced from the APNIC address blocks: 26779 APNIC Region origin ASes present in the Internet Routing Table: 3888 APNIC Prefixes per ASN: 18.33 APNIC Region origin ASes announcing only one prefix: 1066 APNIC Region transit ASes present in the Internet Routing Table: 608 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 360209920 Equivalent to 21 /8s, 120 /16s and 94 /24s Percentage of available APNIC address space announced: 59.6 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: 130218 Total ARIN prefixes after maximum aggregation: 67639 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 104561 Unique aggregates announced from the ARIN address blocks: 38774 ARIN Region origin ASes present in the Internet Routing Table: 13408 ARIN Prefixes per ASN: 7.80 ARIN Region origin ASes announcing only one prefix: 5181 ARIN Region transit ASes present in the Internet Routing Table: 1356 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 25 Number of ARIN addresses announced to Internet: 733667873 Equivalent to 43 /8s, 186 /16s and 226 /24s Percentage of available ARIN address space announced: 64.3 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, 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: 72271 Total RIPE prefixes after maximum aggregation: 41470 RIPE Deaggregation factor: 1.74 Prefixes being announced from the RIPE address blocks: 65612 Unique aggregates announced from the RIPE address blocks: 42804 RIPE Region origin ASes present in the Internet Routing Table: 13909 RIPE Prefixes per ASN: 4.72 RIPE Region origin ASes announcing only one prefix: 7199 RIPE Region transit ASes present in the Internet Routing Table: 2149 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 27 Number of RIPE addresses announced to Internet: 407761577 Equivalent to 24 /8s, 77 /16s and 242 /24s Percentage of available RIPE address space announced: 76.0 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: 27675 Total LACNIC prefixes after maximum aggregation: 6520 LACNIC Deaggregation factor: 4.24 Prefixes being announced from the LACNIC address blocks: 25979 Unique aggregates announced from the LACNIC address blocks: 13783 LACNIC Region origin ASes present in the Internet Routing Table: 1221 LACNIC Prefixes per ASN: 21.28 LACNIC Region origin ASes announcing only one prefix: 380 LACNIC Region transit ASes present in the Internet Routing Table: 199 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 20 Number of LACNIC addresses announced to Internet: 69117456 Equivalent to 4 /8s, 30 /16s and 166 /24s Percentage of available LACNIC address space announced: 68.7 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: 5921 Total AfriNIC prefixes after maximum aggregation: 1582 AfriNIC Deaggregation factor: 3.74 Prefixes being announced from the AfriNIC address blocks: 4329 Unique aggregates announced from the AfriNIC address blocks: 1523 AfriNIC Region origin ASes present in the Internet Routing Table: 335 AfriNIC Prefixes per ASN: 12.92 AfriNIC Region origin ASes announcing only one prefix: 91 AfriNIC Region transit ASes present in the Internet Routing Table: 71 Average AfriNIC Region AS path length visible: 4.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 14300672 Equivalent to 0 /8s, 218 /16s and 54 /24s Percentage of available AfriNIC address space announced: 42.6 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 1617 7508 455 Korea Telecom (KIX) 17488 1459 143 132 Hathway IP Over Cable Interne 4755 1278 295 146 Videsh Sanchar Nigam Ltd. Aut 9583 1007 76 500 Sify Limited 18101 991 204 35 Reliance Infocom Ltd Internet 4134 954 19458 393 CHINANET-BACKBONE 7545 916 198 97 TPG Internet Pty Ltd 17974 851 270 58 PT TELEKOMUNIKASI INDONESIA 9829 849 673 25 BSNL National Internet Backbo 24560 810 294 176 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 4228 3893 308 bellsouth.net, inc. 4323 3769 1067 399 Time Warner Telecom 20115 2130 1485 663 Charter Communications 1785 1791 699 135 AppliedTheory Corporation 7018 1586 5798 1028 AT&T WorldNet Services 2386 1291 616 939 AT&T Data Communications Serv 3356 1207 10928 421 Level 3 Communications, LLC 6478 1169 253 330 AT&T Worldnet Services 11492 1145 222 14 Cable One 22773 1123 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 517 98 208 Evolva Telecom 9198 475 202 13 Kazakhtelecom Corporate Sales 35805 465 40 5 United Telecom AS 9116 456 296 30 Goldenlines main autonomous s 3292 449 1903 391 TDC Tele Danmark 702 418 1837 336 UUNET - Commercial IP service 8866 380 110 23 Bulgarian Telecommunication C 8551 379 354 41 Bezeq International 3301 374 1411 303 TeliaNet Sweden 3320 360 7068 306 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 1582 2899 230 Uninet S.A. de C.V. 28573 1014 674 82 Types of queries are: POCs, o 10620 1002 223 136 TVCABLE BOGOTA 7303 666 351 96 Telecom Argentina Stet-France 22047 545 302 14 Types of queries are: POCs, o 11830 474 308 59 Instituto Costarricense de El 7738 453 858 29 Telecomunicacoes da Bahia S.A 11172 446 99 70 Alestra 14117 437 29 11 Telefonica del Sur S.A. 6503 432 163 182 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 1032 444 8 TEDATA 24863 709 143 52 LINKdotNET AS number 3741 273 857 233 The Internet Solution 2018 178 196 100 TENET-1 6713 176 167 12 Itissalat Al-MAGHRIB 29571 152 19 9 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 5536 121 8 18 Internet Egypt Network 5713 117 508 67 Telkom SA Ltd 33776 112 6 14 Starcomms Nigeria Limited 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 4228 3893 308 bellsouth.net, inc. 4323 3769 1067 399 Time Warner Telecom 20115 2130 1485 663 Charter Communications 1785 1791 699 135 AppliedTheory Corporation 4766 1617 7508 455 Korea Telecom (KIX) 7018 1586 5798 1028 AT&T WorldNet Services 8151 1582 2899 230 Uninet S.A. de C.V. 17488 1459 143 132 Hathway IP Over Cable Interne 2386 1291 616 939 AT&T Data Communications Serv 4755 1278 295 146 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 3769 3370 Time Warner Telecom 1785 1791 1656 AppliedTheory Corporation 20115 2130 1467 Charter Communications 8151 1582 1352 Uninet S.A. de C.V. 17488 1459 1327 Hathway IP Over Cable Interne 4766 1617 1162 Korea Telecom (KIX) 4755 1278 1132 Videsh Sanchar Nigam Ltd. Aut 11492 1145 1131 Cable One 22773 1123 1057 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 /8:22 /9:10 /10:25 /11:65 /12:183 /13:384 /14:646 /15:1231 /16:10838 /17:5118 /18:8725 /19:18116 /20:21833 /21:21894 /22:28301 /23:28318 /24:161547 /25:744 /26:1025 /27:415 /28:466 /29:763 /30:518 /31:3 /32:283 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2767 4228 bellsouth.net, inc. 4323 2369 3769 Time Warner Telecom 4766 1269 1617 Korea Telecom (KIX) 1785 1256 1791 AppliedTheory Corporation 17488 1225 1459 Hathway IP Over Cable Interne 20115 1137 2130 Charter Communications 11492 1067 1145 Cable One 18566 1040 1059 Covad Communications 7018 954 1586 AT&T WorldNet Services 8452 928 1032 TEDATA Complete listing at http://thyme.apnic.net/rviews/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1 2:1 4:13 8:240 12:2068 13:9 15:22 16:3 17:5 20:37 24:1323 32:151 38:626 40:99 41:1830 43:1 44:3 46:1 47:21 52:6 55:2 56:2 57:36 58:648 59:661 60:445 61:1106 62:980 63:2017 64:3782 65:2379 66:4142 67:1783 68:1043 69:2833 70:686 71:246 72:1892 73:3 74:2041 75:200 76:361 77:847 78:588 79:412 80:930 81:814 82:506 83:438 84:543 85:1025 86:394 87:695 88:420 89:1568 90:62 91:2677 92:452 93:1121 94:1320 95:842 96:185 97:285 98:434 99:24 109:188 110:278 111:498 112:157 113:206 114:294 115:478 116:1090 117:592 118:371 119:798 120:144 121:841 122:1311 123:793 124:1017 125:1349 128:213 129:202 130:134 131:442 132:83 133:16 134:183 135:41 136:228 137:160 138:234 139:93 140:439 141:121 142:376 143:337 144:388 145:53 146:390 147:174 148:567 149:192 150:148 151:173 152:220 153:161 154:2 155:270 156:171 157:328 158:97 159:357 160:299 161:174 162:280 163:163 164:308 165:471 166:490 167:392 168:747 169:159 170:593 171:42 172:1 173:392 174:446 180:205 183:165 184:3 186:234 187:189 188:1079 189:694 190:3423 192:5759 193:4360 194:3406 195:2893 196:1199 198:3564 199:3388 200:5277 201:1480 202:8159 203:8293 204:3986 205:2164 206:2410 207:3046 208:3973 209:3403 210:2566 211:1176 212:1708 213:1684 214:233 215:45 216:4461 217:1369 218:486 219:485 220:1148 221:449 222:300 End of report