This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 12 Jul, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 503164 Prefixes after maximum aggregation: 195513 Deaggregation factor: 2.57 Unique aggregates announced to Internet: 247724 Total ASes present in the Internet Routing Table: 47246 Prefixes per ASN: 10.65 Origin-only ASes present in the Internet Routing Table: 35956 Origin ASes announcing only one prefix: 16342 Transit ASes present in the Internet Routing Table: 6120 Transit-only ASes present in the Internet Routing Table: 172 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 53 Max AS path prepend of ASN ( 50404) 51 Prefixes from unregistered ASNs in the Routing Table: 1788 Unregistered ASNs in the Routing Table: 482 Number of 32-bit ASNs allocated by the RIRs: 7001 Number of 32-bit ASNs visible in the Routing Table: 5170 Prefixes from 32-bit ASNs in the Routing Table: 18371 Number of bogon 32-bit ASNs visible in the Routing Table: 347 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 415 Number of addresses announced to Internet: 2707601764 Equivalent to 161 /8s, 98 /16s and 185 /24s Percentage of available address space announced: 73.1 Percentage of allocated address space announced: 73.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.6 Total number of prefixes smaller than registry allocations: 173889 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 121252 Total APNIC prefixes after maximum aggregation: 35618 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 124480 Unique aggregates announced from the APNIC address blocks: 51637 APNIC Region origin ASes present in the Internet Routing Table: 4959 APNIC Prefixes per ASN: 25.10 APNIC Region origin ASes announcing only one prefix: 1224 APNIC Region transit ASes present in the Internet Routing Table: 879 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1001 Number of APNIC addresses announced to Internet: 734683264 Equivalent to 43 /8s, 202 /16s and 96 /24s Percentage of available APNIC address space announced: 85.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 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, 150/8, 153/8, 163/8, 171/8, 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, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 168962 Total ARIN prefixes after maximum aggregation: 84057 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 170799 Unique aggregates announced from the ARIN address blocks: 79814 ARIN Region origin ASes present in the Internet Routing Table: 16322 ARIN Prefixes per ASN: 10.46 ARIN Region origin ASes announcing only one prefix: 6110 ARIN Region transit ASes present in the Internet Routing Table: 1682 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 40 Number of ARIN region 32-bit ASNs visible in the Routing Table: 139 Number of ARIN addresses announced to Internet: 1089677600 Equivalent to 64 /8s, 243 /16s and 41 /24s Percentage of available ARIN address space announced: 57.6 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, 62464-63487, 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, 23/8, 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, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 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: 124053 Total RIPE prefixes after maximum aggregation: 62839 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 128838 Unique aggregates announced from the RIPE address blocks: 81548 RIPE Region origin ASes present in the Internet Routing Table: 17739 RIPE Prefixes per ASN: 7.26 RIPE Region origin ASes announcing only one prefix: 8264 RIPE Region transit ASes present in the Internet Routing Table: 2878 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2727 Number of RIPE addresses announced to Internet: 658378628 Equivalent to 39 /8s, 62 /16s and 15 /24s Percentage of available RIPE address space announced: 95.7 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, 56320-58367 59392-61439, 61952-62463, 196608-202239 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 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, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 58379 Total LACNIC prefixes after maximum aggregation: 10247 LACNIC Deaggregation factor: 5.70 Prefixes being announced from the LACNIC address blocks: 65862 Unique aggregates announced from the LACNIC address blocks: 29896 LACNIC Region origin ASes present in the Internet Routing Table: 2140 LACNIC Prefixes per ASN: 30.78 LACNIC Region origin ASes announcing only one prefix: 535 LACNIC Region transit ASes present in the Internet Routing Table: 448 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1259 Number of LACNIC addresses announced to Internet: 166714944 Equivalent to 9 /8s, 239 /16s and 222 /24s Percentage of available LACNIC address space announced: 99.4 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 12046 Total AfriNIC prefixes after maximum aggregation: 2715 AfriNIC Deaggregation factor: 4.44 Prefixes being announced from the AfriNIC address blocks: 12770 Unique aggregates announced from the AfriNIC address blocks: 4469 AfriNIC Region origin ASes present in the Internet Routing Table: 719 AfriNIC Prefixes per ASN: 17.76 AfriNIC Region origin ASes announcing only one prefix: 209 AfriNIC Region transit ASes present in the Internet Routing Table: 156 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 44 Number of AfriNIC addresses announced to Internet: 57782272 Equivalent to 3 /8s, 113 /16s and 176 /24s Percentage of available AfriNIC address space announced: 57.4 AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4766 2968 11592 924 Korea Telecom 17974 2792 899 72 PT Telekomunikasi Indonesia 7545 2326 320 118 TPG Telecom Limited 4755 1857 392 197 TATA Communications formerly 9829 1655 1306 31 National Internet Backbone 9583 1313 103 537 Sify Limited 9498 1289 317 93 BHARTI Airtel Ltd. 7552 1243 1098 14 Viettel Corporation 4808 1205 1774 355 CNCGROUP IP network China169 24560 1149 398 190 Bharti Airtel Ltd., Telemedia Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 6389 2952 3688 53 BellSouth.net Inc. 22773 2717 2940 139 Cox Communications Inc. 7029 2457 1905 304 Windstream Communications Inc 18566 2047 379 178 MegaPath Corporation 20115 1728 1716 567 Charter Communications 4323 1629 1073 411 tw telecom holdings, inc. 30036 1472 316 609 Mediacom Communications Corp 701 1440 11187 727 MCI Communications Services, 6983 1380 817 312 ITC^Deltacom 22561 1304 402 232 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 34984 1718 265 276 TELLCOM ILETISIM HIZMETLERI A 20940 1443 564 1063 Akamai International B.V. 8402 1338 544 15 OJSC "Vimpelcom" 31148 1042 45 20 Freenet Ltd. 13188 1031 100 28 TOV "Bank-Inform" 8551 964 370 41 Bezeq International-Ltd 6849 818 356 26 JSC "Ukrtelecom" 6830 772 2335 429 Liberty Global Operations B.V 12479 736 795 57 France Telecom Espana SA 9198 588 346 28 JSC Kazakhtelecom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3777 2027 103 NET Serviços de Comunicação S 10620 2915 472 212 Telmex Colombia S.A. 18881 2073 1036 22 Global Village Telecom 7303 1769 1180 231 Telecom Argentina S.A. 8151 1439 2967 419 Uninet S.A. de C.V. 6503 1118 434 61 Axtel, S.A.B. de C.V. 6147 1029 373 28 Telefonica del Peru S.A.A. 7738 979 1882 41 Telemar Norte Leste S.A. 27947 895 130 53 Telconet S.A 26615 863 2325 35 Tim Celular S.A. Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 36998 1114 240 6 Sudanese Mobile Telephone (ZA 24863 913 280 26 Link Egypt (Link.NET) 6713 672 744 40 Office National des Postes et 8452 592 958 13 TE-AS 36992 309 784 25 ETISALAT MISR 24835 306 144 9 Vodafone Data 37054 258 19 6 Data Telecom Service 3741 249 920 212 Internet Solutions 29571 232 22 18 Cote d'Ivoire Telecom 15706 187 32 6 Sudatel (Sudan Telecom Co. Lt Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 28573 3777 2027 103 NET Serviços de Comunicação S 4766 2968 11592 924 Korea Telecom 6389 2952 3688 53 BellSouth.net Inc. 10620 2915 472 212 Telmex Colombia S.A. 17974 2792 899 72 PT Telekomunikasi Indonesia 22773 2717 2940 139 Cox Communications Inc. 7029 2457 1905 304 Windstream Communications Inc 7545 2326 320 118 TPG Telecom Limited 18881 2073 1036 22 Global Village Telecom 18566 2047 379 178 MegaPath Corporation Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 2952 2899 BellSouth.net Inc. 17974 2792 2720 PT Telekomunikasi Indonesia 10620 2915 2703 Telmex Colombia S.A. 22773 2717 2578 Cox Communications Inc. 7545 2326 2208 TPG Telecom Limited 7029 2457 2153 Windstream Communications Inc 18881 2073 2051 Global Village Telecom 4766 2968 2044 Korea Telecom 18566 2047 1869 MegaPath Corporation 4755 1857 1660 TATA Communications formerly Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS 65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser 46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser 27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.226.240.0/20 40430 colo4jax, LLC 23.226.240.0/21 40430 colo4jax, LLC 23.226.248.0/21 40430 colo4jax, LLC 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<< Complete listing at http://thyme.rand.apnic.net/current/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 /8:16 /9:13 /10:30 /11:91 /12:259 /13:494 /14:975 /15:1701 /16:13010 /17:6988 /18:11685 /19:24688 /20:35018 /21:37396 /22:53928 /23:47268 /24:267375 /25:840 /26:946 /27:389 /28:13 /29:17 /30:10 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 22773 1960 2717 Cox Communications Inc. 6389 1693 2952 BellSouth.net Inc. 30036 1314 1472 Mediacom Communications Corp 7029 1278 2457 Windstream Communications Inc 11492 1189 1240 CABLE ONE, INC. 6983 1088 1380 ITC^Deltacom 36998 1080 1114 Sudanese Mobile Telephone (ZA 34984 1046 1718 TELLCOM ILETISIM HIZMETLERI A 8402 1033 1338 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1163 2:657 3:3 4:15 5:1033 6:19 8:713 12:1830 13:4 14:1101 15:15 16:2 17:38 18:21 20:37 23:889 24:1756 27:1713 31:1499 32:41 33:2 34:5 36:138 37:1814 38:952 39:7 40:204 41:3155 42:253 43:117 44:13 45:35 46:2074 47:22 49:726 50:810 52:12 54:46 55:6 56:1 57:29 58:1173 59:616 60:416 61:1577 62:1252 63:1861 64:4378 65:2286 66:4159 67:2061 68:1078 69:3340 70:887 71:441 72:2009 74:2630 75:318 76:410 77:1663 78:835 79:698 80:1321 81:1207 82:768 83:767 84:747 85:1313 86:426 87:1177 88:463 89:1791 90:138 91:5701 92:721 93:1752 94:1993 95:1581 96:499 97:360 98:1093 99:49 100:64 101:941 103:5235 104:42 105:545 106:180 107:573 108:576 109:2048 110:993 111:1345 112:671 113:852 114:805 115:1137 116:1093 117:964 118:1495 119:1415 120:412 121:848 122:2112 123:1405 124:1417 125:1543 128:573 129:339 130:351 131:655 132:417 133:162 134:318 135:74 136:286 137:287 138:366 139:165 140:204 141:385 142:568 143:403 144:511 145:106 146:652 147:482 148:905 149:386 150:344 151:712 152:444 153:221 154:306 155:515 156:355 157:341 158:250 159:910 160:328 161:565 162:1601 163:304 164:696 165:626 166:291 167:649 168:1059 169:124 170:1356 171:185 172:65 173:1502 174:718 175:600 176:1391 177:3276 178:2058 179:766 180:1760 181:1281 182:1598 183:536 184:732 185:1861 186:2876 187:1628 188:2137 189:1487 190:7663 191:629 192:7402 193:5516 194:4046 195:3517 196:1413 197:676 198:5093 199:5513 200:6313 201:2676 202:9127 203:8953 204:4589 205:2636 206:2964 207:2969 208:3963 209:3734 210:3098 211:1723 212:2311 213:2110 214:870 215:87 216:5613 217:1685 218:613 219:330 220:1285 221:626 222:353 223:594 End of report