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, SAFNOG, PaNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG. 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 09 Jan, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 577904 Prefixes after maximum aggregation (per Origin AS): 213596 Deaggregation factor: 2.71 Unique aggregates announced (without unneeded subnets): 281683 Total ASes present in the Internet Routing Table: 52425 Prefixes per ASN: 11.02 Origin-only ASes present in the Internet Routing Table: 36605 Origin ASes announcing only one prefix: 15864 Transit ASes present in the Internet Routing Table: 6407 Transit-only ASes present in the Internet Routing Table: 164 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 39 Max AS path prepend of ASN ( 55644) 36 Prefixes from unregistered ASNs in the Routing Table: 1022 Unregistered ASNs in the Routing Table: 364 Number of 32-bit ASNs allocated by the RIRs: 12305 Number of 32-bit ASNs visible in the Routing Table: 9413 Prefixes from 32-bit ASNs in the Routing Table: 36098 Number of bogon 32-bit ASNs visible in the Routing Table: 16 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 440 Number of addresses announced to Internet: 2802534084 Equivalent to 167 /8s, 11 /16s and 70 /24s Percentage of available address space announced: 75.7 Percentage of allocated address space announced: 75.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.9 Total number of prefixes smaller than registry allocations: 189356 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 147258 Total APNIC prefixes after maximum aggregation: 40643 APNIC Deaggregation factor: 3.62 Prefixes being announced from the APNIC address blocks: 156044 Unique aggregates announced from the APNIC address blocks: 63000 APNIC Region origin ASes present in the Internet Routing Table: 5127 APNIC Prefixes per ASN: 30.44 APNIC Region origin ASes announcing only one prefix: 1187 APNIC Region transit ASes present in the Internet Routing Table: 897 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1791 Number of APNIC addresses announced to Internet: 756488836 Equivalent to 45 /8s, 23 /16s and 26 /24s Percentage of available APNIC address space announced: 88.4 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 131072-135580 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: 181566 Total ARIN prefixes after maximum aggregation: 89017 ARIN Deaggregation factor: 2.04 Prefixes being announced from the ARIN address blocks: 184966 Unique aggregates announced from the ARIN address blocks: 86826 ARIN Region origin ASes present in the Internet Routing Table: 16461 ARIN Prefixes per ASN: 11.24 ARIN Region origin ASes announcing only one prefix: 5926 ARIN Region transit ASes present in the Internet Routing Table: 1720 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 920 Number of ARIN addresses announced to Internet: 1101459904 Equivalent to 65 /8s, 166 /16s and 241 /24s Percentage of available ARIN address space announced: 58.3 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, 62464-63487, 64198-64296, 393216-395164 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: 138687 Total RIPE prefixes after maximum aggregation: 68896 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 146691 Unique aggregates announced from the RIPE address blocks: 90771 RIPE Region origin ASes present in the Internet Routing Table: 18040 RIPE Prefixes per ASN: 8.13 RIPE Region origin ASes announcing only one prefix: 7969 RIPE Region transit ASes present in the Internet Routing Table: 3002 Average RIPE Region AS path length visible: 4.9 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4342 Number of RIPE addresses announced to Internet: 702250624 Equivalent to 41 /8s, 219 /16s and 126 /24s Percentage of available RIPE address space announced: 102.1 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, 196608-204287 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: 60570 Total LACNIC prefixes after maximum aggregation: 11881 LACNIC Deaggregation factor: 5.10 Prefixes being announced from the LACNIC address blocks: 73732 Unique aggregates announced from the LACNIC address blocks: 34381 LACNIC Region origin ASes present in the Internet Routing Table: 2462 LACNIC Prefixes per ASN: 29.95 LACNIC Region origin ASes announcing only one prefix: 590 LACNIC Region transit ASes present in the Internet Routing Table: 539 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 23 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2180 Number of LACNIC addresses announced to Internet: 170577664 Equivalent to 10 /8s, 42 /16s and 207 /24s Percentage of available LACNIC address space announced: 101.7 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-265628 + 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: 13639 Total AfriNIC prefixes after maximum aggregation: 3118 AfriNIC Deaggregation factor: 4.37 Prefixes being announced from the AfriNIC address blocks: 16031 Unique aggregates announced from the AfriNIC address blocks: 6341 AfriNIC Region origin ASes present in the Internet Routing Table: 732 AfriNIC Prefixes per ASN: 21.90 AfriNIC Region origin ASes announcing only one prefix: 192 AfriNIC Region transit ASes present in the Internet Routing Table: 168 Average AfriNIC Region AS path length visible: 4.5 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 180 Number of AfriNIC addresses announced to Internet: 71174144 Equivalent to 4 /8s, 62 /16s and 8 /24s Percentage of available AfriNIC address space announced: 70.7 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 4538 5603 4192 76 China Education and Research 7545 3095 346 158 TPG Telecom Limited 4766 3017 11136 1004 Korea Telecom 17974 2858 914 96 PT Telekomunikasi Indonesia 9829 2312 1433 376 National Internet Backbone 4755 2072 431 234 TATA Communications formerly 9808 1728 8717 29 Guangdong Mobile Communicatio 4808 1620 2278 506 CNCGROUP IP network China169 9583 1514 121 556 Sify Limited 38197 1416 88 182 Sun Network (Hong Kong) Limit 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 22773 3274 2948 145 Cox Communications Inc. 3356 2602 10693 546 Level 3 Communications, Inc. 6389 2508 3687 42 BellSouth.net Inc. 18566 2210 394 277 MegaPath Corporation 20115 1900 1905 406 Charter Communications 6983 1695 849 238 EarthLink, Inc. 30036 1673 333 323 Mediacom Communications Corp 4323 1579 1021 393 tw telecom holdings, inc. 209 1469 4339 1233 Qwest Communications Company, 701 1380 11445 652 MCI Communications Services, 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 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 20940 2322 921 1662 Akamai International B.V. 34984 1940 322 412 TELLCOM ILETISIM HIZMETLERI A 8551 1238 376 44 Bezeq International-Ltd 13188 1075 97 79 TOV "Bank-Inform" 12479 1070 965 80 France Telecom Espana SA 8402 1065 544 15 OJSC "Vimpelcom" 31148 1043 48 42 Freenet Ltd. 9198 972 351 22 JSC Kazakhtelecom 6830 894 2712 464 Liberty Global Operations B.V 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 10620 3400 539 160 Telmex Colombia S.A. 8151 2172 3383 518 Uninet S.A. de C.V. 7303 1585 943 242 Telecom Argentina S.A. 6503 1389 437 57 Axtel, S.A.B. de C.V. 28573 1213 2172 140 NET Serviços de Comunicação S 11830 1101 366 25 Instituto Costarricense de El 6147 1036 376 34 Telefonica del Peru S.A.A. 7738 994 1882 41 Telemar Norte Leste S.A. 3816 978 460 187 COLOMBIA TELECOMUNICACIONES S 26615 959 2325 34 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 8452 1240 1472 15 TE-AS 24863 1174 403 36 Link Egypt (Link.NET) 37611 581 39 41 Afrihost-Brevis Computer Serv 36903 549 276 123 Office National des Postes et 36992 447 1233 33 ETISALAT MISR 37492 335 213 63 Orange Tunisie 24835 330 146 12 Vodafone Data 29571 264 21 11 Cote d'Ivoire Telecom 3741 221 837 183 Internet Solutions 36947 174 807 13 Telecom Algeria 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 4538 5603 4192 76 China Education and Research 10620 3400 539 160 Telmex Colombia S.A. 22773 3274 2948 145 Cox Communications Inc. 7545 3095 346 158 TPG Telecom Limited 4766 3017 11136 1004 Korea Telecom 17974 2858 914 96 PT Telekomunikasi Indonesia 3356 2602 10693 546 Level 3 Communications, Inc. 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 6389 2508 3687 42 BellSouth.net Inc. 20940 2322 921 1662 Akamai International B.V. Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 10620 3400 3240 Telmex Colombia S.A. 22773 3274 3129 Cox Communications Inc. 7545 3095 2937 TPG Telecom Limited 17974 2858 2762 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2508 2466 BellSouth.net Inc. 3356 2602 2056 Level 3 Communications, Inc. 4766 3017 2013 Korea Telecom 9829 2312 1936 National Internet Backbone 18566 2210 1933 MegaPath Corporation Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio 46467 UNALLOCATED 8.19.192.0/24 46887 Lightower Fiber Netw 18985 UNALLOCATED 8.21.68.0/22 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.124.0/24 3356 Level 3 Communicatio 27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I 33628 UNALLOCATED 12.0.239.0/24 1239 Sprint 32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc. Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.226.112.0/20 62788 >>UNKNOWN<< 23.249.144.0/20 40430 colo4jax, LLC 23.249.144.0/21 40430 colo4jax, LLC 23.249.152.0/21 40430 colo4jax, LLC 27.100.7.0/24 56096 >>UNKNOWN<< 37.46.10.0/23 36351 SoftLayer Technologies Inc. 37.46.14.0/24 36351 SoftLayer Technologies Inc. 37.46.15.0/24 36351 SoftLayer Technologies Inc. 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 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 /10:36 /11:100 /12:265 /13:506 /14:1015 /15:1770 /16:12972 /17:7424 /18:12625 /19:25603 /20:37895 /21:39925 /22:63843 /23:55275 /24:317050 /25:545 /26:577 /27:387 /28:16 /29:16 /30:9 /31:0 /32:21 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2472 2515 SaudiNet, Saudi Telecom Compa 22773 2459 3274 Cox Communications Inc. 18566 2112 2210 MegaPath Corporation 6389 1553 2508 BellSouth.net Inc. 30036 1490 1673 Mediacom Communications Corp 6983 1341 1695 EarthLink, Inc. 10620 1292 3400 Telmex Colombia S.A. 34984 1226 1940 TELLCOM ILETISIM HIZMETLERI A 11492 1135 1225 CABLE ONE, INC. 31148 960 1043 Freenet Ltd. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1617 2:666 4:100 5:2062 6:26 8:1428 12:1797 13:31 14:1605 15:23 16:2 17:57 18:19 20:48 22:1 23:1344 24:1740 27:2174 31:1715 32:54 33:2 34:4 35:5 36:204 37:2312 38:1139 39:23 40:80 41:3044 42:370 43:1638 44:36 45:1633 46:2364 47:66 49:1076 50:824 51:3 52:39 54:136 55:7 56:8 57:44 58:1467 59:843 60:530 61:1776 62:1438 63:1915 64:4461 65:2171 66:4071 67:2128 68:1089 69:3274 70:1044 71:461 72:1984 74:2584 75:358 76:421 77:1388 78:1277 79:811 80:1309 81:1349 82:866 83:674 84:780 85:1539 86:455 87:1048 88:549 89:1944 90:150 91:5956 92:867 93:2293 94:2248 95:2245 96:470 97:352 98:954 99:45 100:76 101:868 103:9355 104:2207 105:94 106:369 107:1111 108:640 109:2181 110:1274 111:1610 112:901 113:1191 114:939 115:1552 116:1516 117:1359 118:2022 119:1525 120:520 121:1165 122:2274 123:1991 124:1575 125:1747 128:683 129:355 130:425 131:1300 132:603 133:170 134:449 135:117 136:345 137:320 138:1635 139:201 140:248 141:466 142:639 143:771 144:587 145:151 146:843 147:606 148:1408 149:452 150:636 151:806 152:567 153:266 154:528 155:907 156:451 157:419 158:348 159:1067 160:420 161:702 162:2230 163:527 164:709 165:1100 166:316 167:943 168:1353 169:562 170:1483 171:264 172:393 173:1590 174:713 175:815 176:1490 177:4039 178:2223 179:1068 180:2067 181:1630 182:1921 183:668 184:762 185:5334 186:2991 187:1863 188:2133 189:1720 190:7594 191:1286 192:8757 193:5725 194:4307 195:3719 196:2275 197:1103 198:5500 199:5526 200:6746 201:3467 202:9997 203:9350 204:4567 205:2726 206:2966 207:3041 208:4011 209:3973 210:3769 211:2019 212:2619 213:2169 214:824 215:73 216:5705 217:1890 218:740 219:557 220:1636 221:846 222:665 223:892 End of report