Routing Table Report 00:00 GMT Mon 07 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: 310391 Prefixes after maximum aggregation: 142965 Deaggregation factor: 2.17 Unique aggregates announced to Internet: 101144 Total ASes present in the Internet Routing Table: 32934 Prefixes per ASN: 9.42 Origin-only ASes present in the Internet Routing Table: 28530 Origin ASes announcing only one prefix: 13935 Transit ASes present in the Internet Routing Table: 4404 Transit-only ASes present in the Internet Routing Table: 99 Average AS path length visible in the Internet Routing Table: 4.7 Max AS path length visible: 41 Max AS path prepend of ASN (22394) 36 Prefixes from unregistered ASNs in the Routing Table: 984 Unregistered ASNs in the Routing Table: 228 Number of 32-bit ASNs allocated by the RIRs: 347 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: 158 Number of addresses announced to Internet: 1220576495 Equivalent to 72 /8s, 192 /16s and 132 /24s Percentage of available address space announced: 32.9 Percentage of allocated address space announced: 37.3 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: 150014 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 73654 Total APNIC prefixes after maximum aggregation: 25493 APNIC Deaggregation factor: 2.89 Prefixes being announced from the APNIC address blocks: 70436 Unique aggregates announced from the APNIC address blocks: 20665 APNIC Region origin ASes present in the Internet Routing Table: 3880 APNIC Prefixes per ASN: 18.15 APNIC Region origin ASes announcing only one prefix: 1061 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: 224993024 Equivalent to 13 /8s, 105 /16s and 31 /24s Percentage of available APNIC address space announced: 37.3 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, 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: 130602 Total ARIN prefixes after maximum aggregation: 67731 ARIN Deaggregation factor: 1.93 Prefixes being announced from the ARIN address blocks: 104569 Unique aggregates announced from the ARIN address blocks: 24859 ARIN Region origin ASes present in the Internet Routing Table: 13436 ARIN Prefixes per ASN: 7.78 ARIN Region origin ASes announcing only one prefix: 5212 ARIN Region transit ASes present in the Internet Routing Table: 1362 Average ARIN Region AS path length visible: 4.3 Max ARIN Region AS path length visible: 41 Number of ARIN addresses announced to Internet: 473276449 Equivalent to 28 /8s, 53 /16s and 160 /24s Percentage of available ARIN address space announced: 41.5 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: 72450 Total RIPE prefixes after maximum aggregation: 41354 RIPE Deaggregation factor: 1.75 Prefixes being announced from the RIPE address blocks: 65542 Unique aggregates announced from the RIPE address blocks: 19887 RIPE Region origin ASes present in the Internet Routing Table: 13875 RIPE Prefixes per ASN: 4.72 RIPE Region origin ASes announcing only one prefix: 7185 RIPE Region transit ASes present in the Internet Routing Table: 2116 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 105601833 Equivalent to 6 /8s, 75 /16s and 91 /24s Percentage of available RIPE address space announced: 19.7 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: 27415 Total LACNIC prefixes after maximum aggregation: 6494 LACNIC Deaggregation factor: 4.22 Prefixes being announced from the LACNIC address blocks: 25714 Unique aggregates announced from the LACNIC address blocks: 13697 LACNIC Region origin ASes present in the Internet Routing Table: 1222 LACNIC Prefixes per ASN: 21.04 LACNIC Region origin ASes announcing only one prefix: 383 LACNIC Region transit ASes present in the Internet Routing Table: 204 Average LACNIC Region AS path length visible: 5.0 Max LACNIC Region AS path length visible: 21 Number of LACNIC addresses announced to Internet: 68819216 Equivalent to 4 /8s, 26 /16s and 25 /24s Percentage of available LACNIC address space announced: 68.4 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: 5680 Total AfriNIC prefixes after maximum aggregation: 1577 AfriNIC Deaggregation factor: 3.60 Prefixes being announced from the AfriNIC address blocks: 4083 Unique aggregates announced from the AfriNIC address blocks: 1405 AfriNIC Region origin ASes present in the Internet Routing Table: 335 AfriNIC Prefixes per ASN: 12.19 AfriNIC Region origin ASes announcing only one prefix: 94 AfriNIC Region transit ASes present in the Internet Routing Table: 69 Average AfriNIC Region AS path length visible: 4.3 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 12741632 Equivalent to 0 /8s, 194 /16s and 108 /24s Percentage of available AfriNIC address space announced: 38.0 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 1587 7506 455 Korea Telecom (KIX) 17488 1458 143 132 Hathway IP Over Cable Interne 4755 1279 295 147 Videsh Sanchar Nigam Ltd. Aut 9583 1030 79 508 Sify Limited 18101 985 204 34 Reliance Infocom Ltd Internet 4134 957 19459 395 CHINANET-BACKBONE 7545 918 198 99 TPG Internet Pty Ltd 17974 862 270 57 PT TELEKOMUNIKASI INDONESIA 9829 849 672 27 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 4226 3861 307 bellsouth.net, inc. 4323 3757 1052 399 Time Warner Telecom 20115 2140 1487 660 Charter Communications 1785 1779 699 136 AppliedTheory Corporation 7018 1591 5782 1030 AT&T WorldNet Services 2386 1289 616 938 AT&T Data Communications Serv 3356 1217 10916 429 Level 3 Communications, LLC 6478 1175 254 336 AT&T Worldnet Services 11492 1145 222 14 Cable One 22773 1125 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 35805 475 40 5 United Telecom AS 9198 471 138 12 Kazakhtelecom Corporate Sales 3292 451 1906 393 TDC Tele Danmark 9116 442 296 30 Goldenlines main autonomous s 702 419 1837 337 UUNET - Commercial IP service 8866 380 110 23 Bulgarian Telecommunication C 8551 379 354 41 Bezeq International 3301 375 1411 303 TeliaNet Sweden 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 1573 2900 230 Uninet S.A. de C.V. 28573 1013 674 82 Types of queries are: POCs, o 10620 1004 224 137 TVCABLE BOGOTA 7303 666 351 96 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 83 69 Alestra 14117 437 29 11 Telefonica del Sur S.A. 3816 425 193 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 826 188 7 TEDATA 24863 698 125 74 LINKdotNET AS number 3741 273 857 233 The Internet Solution 6713 175 167 12 Itissalat Al-MAGHRIB 2018 174 195 100 TENET-1 29571 150 15 8 Ci Telecom Autonomous system 29975 134 506 15 Vodacom 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 4226 3861 307 bellsouth.net, inc. 4323 3757 1052 399 Time Warner Telecom 20115 2140 1487 660 Charter Communications 1785 1779 699 136 AppliedTheory Corporation 7018 1591 5782 1030 AT&T WorldNet Services 4766 1587 7506 455 Korea Telecom (KIX) 8151 1573 2900 230 Uninet S.A. de C.V. 17488 1458 143 132 Hathway IP Over Cable Interne 2386 1289 616 938 AT&T Data Communications Serv 4755 1279 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 3757 3358 Time Warner Telecom 1785 1779 1643 AppliedTheory Corporation 20115 2140 1480 Charter Communications 8151 1573 1343 Uninet S.A. de C.V. 17488 1458 1326 Hathway IP Over Cable Interne 4766 1587 1132 Korea Telecom (KIX) 4755 1279 1132 Videsh Sanchar Nigam Ltd. Aut 11492 1145 1131 Cable One 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 12.39.159.0/24 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 /12:180 /13:356 /14:644 /15:1227 /16:10816 /17:5101 /18:8699 /19:18084 /20:21804 /21:21887 /22:28152 /23:28103 /24:161115 /25:738 /26:983 /27:395 /28:448 /29:749 /30:505 /31:3 /32:280 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6389 2767 4226 bellsouth.net, inc. 4323 2368 3757 Time Warner Telecom 4766 1268 1587 Korea Telecom (KIX) 1785 1247 1779 AppliedTheory Corporation 17488 1224 1458 Hathway IP Over Cable Interne 20115 1142 2140 Charter Communications 11492 1067 1145 Cable One 18566 1040 1059 Covad Communications 7018 957 1591 AT&T WorldNet Services 10620 909 1004 TVCABLE BOGOTA 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 8:241 12:2067 13:8 15:22 16:3 17:5 20:37 24:1320 32:151 38:623 40:99 41:1652 43:1 44:3 46:1 47:21 52:6 55:2 56:2 57:36 58:647 59:613 60:444 61:979 62:970 63:2017 64:3775 65:2372 66:4154 67:1781 68:1040 69:2817 70:687 71:246 72:1905 73:2 74:2029 75:200 76:360 77:847 78:603 79:407 80:957 81:817 82:508 83:456 84:536 85:1025 86:394 87:698 88:440 89:1567 90:59 91:2651 92:443 93:1159 94:1350 95:832 96:201 97:279 98:434 99:27 109:179 110:278 111:480 112:152 113:192 114:284 115:394 116:1097 117:594 118:366 119:801 120:143 121:705 122:1308 123:796 124:1008 125:1359 128:212 129:201 130:133 131:461 132:82 133:16 134:182 135:41 136:230 137:166 138:240 139:93 140:457 141:122 142:381 143:341 144:390 145:53 146:390 147:165 148:563 149:191 150:148 151:171 152:221 153:161 154:2 155:270 156:167 157:320 158:97 159:359 160:294 161:174 162:279 163:162 164:313 165:472 166:491 167:392 168:755 169:159 170:593 171:39 172:1 173:384 174:431 180:204 183:160 184:1 186:235 187:189 188:1382 189:701 190:3345 192:5764 193:4344 194:3404 195:2896 196:1181 198:3580 199:3384 200:5263 201:1466 202:8115 203:8289 204:3987 205:2169 206:2417 207:3052 208:3976 209:3412 210:2554 211:1179 212:1700 213:1652 214:245 215:57 216:4469 217:1372 218:485 219:452 220:1141 221:449 222:300 End of report