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 30 Jan, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 580432 Prefixes after maximum aggregation (per Origin AS): 214504 Deaggregation factor: 2.71 Unique aggregates announced (without unneeded subnets): 288829 Total ASes present in the Internet Routing Table: 52637 Prefixes per ASN: 11.03 Origin-only ASes present in the Internet Routing Table: 36591 Origin ASes announcing only one prefix: 15810 Transit ASes present in the Internet Routing Table: 6415 Transit-only ASes present in the Internet Routing Table: 168 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 37 Max AS path prepend of ASN ( 40285) 34 Prefixes from unregistered ASNs in the Routing Table: 986 Unregistered ASNs in the Routing Table: 361 Number of 32-bit ASNs allocated by the RIRs: 12540 Number of 32-bit ASNs visible in the Routing Table: 9631 Prefixes from 32-bit ASNs in the Routing Table: 36887 Number of bogon 32-bit ASNs visible in the Routing Table: 15 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 399 Number of addresses announced to Internet: 2801150916 Equivalent to 166 /8s, 246 /16s and 43 /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: 98.0 Total number of prefixes smaller than registry allocations: 190275 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 148369 Total APNIC prefixes after maximum aggregation: 40852 APNIC Deaggregation factor: 3.63 Prefixes being announced from the APNIC address blocks: 157218 Unique aggregates announced from the APNIC address blocks: 63577 APNIC Region origin ASes present in the Internet Routing Table: 5126 APNIC Prefixes per ASN: 30.67 APNIC Region origin ASes announcing only one prefix: 1175 APNIC Region transit ASes present in the Internet Routing Table: 904 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 35 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1834 Number of APNIC addresses announced to Internet: 751946372 Equivalent to 44 /8s, 209 /16s and 202 /24s Percentage of available APNIC address space announced: 87.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 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: 180788 Total ARIN prefixes after maximum aggregation: 89245 ARIN Deaggregation factor: 2.03 Prefixes being announced from the ARIN address blocks: 185220 Unique aggregates announced from the ARIN address blocks: 92814 ARIN Region origin ASes present in the Internet Routing Table: 16433 ARIN Prefixes per ASN: 11.27 ARIN Region origin ASes announcing only one prefix: 5910 ARIN Region transit ASes present in the Internet Routing Table: 1710 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: 973 Number of ARIN addresses announced to Internet: 1099537088 Equivalent to 65 /8s, 137 /16s and 154 /24s Percentage of available ARIN address space announced: 58.2 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: 138919 Total RIPE prefixes after maximum aggregation: 69271 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 147088 Unique aggregates announced from the RIPE address blocks: 91125 RIPE Region origin ASes present in the Internet Routing Table: 18048 RIPE Prefixes per ASN: 8.15 RIPE Region origin ASes announcing only one prefix: 7943 RIPE Region transit ASes present in the Internet Routing Table: 3011 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4407 Number of RIPE addresses announced to Internet: 702673280 Equivalent to 41 /8s, 225 /16s and 241 /24s Percentage of available RIPE address space announced: 102.2 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: 61117 Total LACNIC prefixes after maximum aggregation: 11929 LACNIC Deaggregation factor: 5.12 Prefixes being announced from the LACNIC address blocks: 74467 Unique aggregates announced from the LACNIC address blocks: 34709 LACNIC Region origin ASes present in the Internet Routing Table: 2470 LACNIC Prefixes per ASN: 30.15 LACNIC Region origin ASes announcing only one prefix: 591 LACNIC Region transit ASes present in the Internet Routing Table: 542 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2231 Number of LACNIC addresses announced to Internet: 170885120 Equivalent to 10 /8s, 47 /16s and 128 /24s Percentage of available LACNIC address space announced: 101.9 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: 14276 Total AfriNIC prefixes after maximum aggregation: 3167 AfriNIC Deaggregation factor: 4.51 Prefixes being announced from the AfriNIC address blocks: 16040 Unique aggregates announced from the AfriNIC address blocks: 6261 AfriNIC Region origin ASes present in the Internet Routing Table: 736 AfriNIC Prefixes per ASN: 21.79 AfriNIC Region origin ASes announcing only one prefix: 191 AfriNIC Region transit ASes present in the Internet Routing Table: 172 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: 186 Number of AfriNIC addresses announced to Internet: 75711744 Equivalent to 4 /8s, 131 /16s and 69 /24s Percentage of available AfriNIC address space announced: 75.2 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 5594 4192 76 China Education and Research 7545 3141 347 163 TPG Telecom Limited 4766 3128 11143 1100 Korea Telecom 17974 2859 914 96 PT Telekomunikasi Indonesia 9829 2304 1434 387 National Internet Backbone 4755 2079 432 236 TATA Communications formerly 9808 1787 8717 29 Guangdong Mobile Communicatio 4808 1618 2279 509 CNCGROUP IP network China169 9583 1517 122 557 Sify Limited 17488 1444 230 229 Hathway IP Over Cable Interne 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 3302 2949 148 Cox Communications Inc. 3356 2599 10692 525 Level 3 Communications, Inc. 6389 2443 3687 42 BellSouth.net Inc. 18566 2210 394 278 MegaPath Corporation 20115 1908 1912 410 Charter Communications 6983 1699 849 238 EarthLink, Inc. 30036 1673 334 349 Mediacom Communications Corp 4323 1586 1023 396 tw telecom holdings, inc. 209 1471 4340 1234 Qwest Communications Company, 701 1391 11451 659 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 2362 928 1680 Akamai International B.V. 34984 1942 322 412 TELLCOM ILETISIM HIZMETLERI A 8551 1225 376 53 Bezeq International-Ltd 12479 1111 981 82 France Telecom Espana SA 13188 1076 97 84 TOV "Bank-Inform" 8402 1048 544 15 OJSC "Vimpelcom" 31148 1041 47 41 Freenet Ltd. 9198 969 352 24 JSC Kazakhtelecom 6830 895 2712 465 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 3421 541 141 Telmex Colombia S.A. 8151 2179 3387 521 Uninet S.A. de C.V. 7303 1588 943 243 Telecom Argentina S.A. 11830 1437 366 25 Instituto Costarricense de El 6503 1394 437 56 Axtel, S.A.B. de C.V. 28573 1037 2171 155 NET Serviços de Comunicação S 6147 1033 376 34 Telefonica del Peru S.A.A. 26615 1002 2325 34 Tim Celular S.A. 7738 994 1882 41 Telemar Norte Leste S.A. 3816 988 479 182 COLOMBIA TELECOMUNICACIONES S 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 1275 1472 15 TE-AS 24863 1177 403 36 Link Egypt (Link.NET) 37611 594 40 44 Afrihost-Brevis Computer Serv 36903 552 278 103 Office National des Postes et 36992 456 1235 34 ETISALAT MISR 37492 358 215 64 Orange Tunisie 24835 331 146 12 Vodafone Data 29571 266 21 12 Cote d'Ivoire Telecom 37054 262 20 7 Data Telecom Service 2018 226 323 73 TENET (The UNINET Project) 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 5594 4192 76 China Education and Research 10620 3421 541 141 Telmex Colombia S.A. 22773 3302 2949 148 Cox Communications Inc. 7545 3141 347 163 TPG Telecom Limited 4766 3128 11143 1100 Korea Telecom 17974 2859 914 96 PT Telekomunikasi Indonesia 3356 2599 10692 525 Level 3 Communications, Inc. 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 6389 2443 3687 42 BellSouth.net Inc. 20940 2362 928 1680 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 3421 3280 Telmex Colombia S.A. 22773 3302 3154 Cox Communications Inc. 7545 3141 2978 TPG Telecom Limited 17974 2859 2763 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2443 2401 BellSouth.net Inc. 3356 2599 2074 Level 3 Communications, Inc. 4766 3128 2028 Korea Telecom 18566 2210 1932 MegaPath Corporation 9829 2304 1917 National Internet Backbone 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 /10:35 /11:99 /12:263 /13:505 /14:1014 /15:1744 /16:12967 /17:7449 /18:12530 /19:25686 /20:38055 /21:40106 /22:64231 /23:55657 /24:318511 /25:537 /26:568 /27:384 /28:16 /29:16 /30:9 /31:0 /32:21 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2483 3302 Cox Communications Inc. 39891 2472 2515 SaudiNet, Saudi Telecom Compa 18566 2112 2210 MegaPath Corporation 6389 1542 2443 BellSouth.net Inc. 30036 1489 1673 Mediacom Communications Corp 6983 1343 1699 EarthLink, Inc. 10620 1299 3421 Telmex Colombia S.A. 34984 1229 1942 TELLCOM ILETISIM HIZMETLERI A 11492 1157 1249 CABLE ONE, INC. 31148 960 1041 Freenet Ltd. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1614 2:673 4:101 5:2082 6:26 8:1440 12:1790 13:33 14:1626 15:22 16:2 17:58 18:19 20:48 22:1 23:1355 24:1741 27:2245 31:1715 32:54 33:2 34:2 35:4 36:212 37:2327 38:1152 39:23 40:81 41:3141 42:379 43:1664 44:38 45:1638 46:2395 47:67 49:1100 50:840 51:3 52:38 54:138 55:7 56:6 57:44 58:1473 59:851 60:542 61:1771 62:1441 63:1927 64:4456 65:2180 66:4080 67:2109 68:1099 69:3279 70:1041 71:464 72:1983 74:2541 75:357 76:420 77:1330 78:1271 79:803 80:1298 81:1362 82:850 83:669 84:775 85:1556 86:459 87:1031 88:550 89:1919 90:163 91:6008 92:872 93:2313 94:2232 95:2254 96:471 97:351 98:944 99:45 100:67 101:886 103:9552 104:2234 105:98 106:380 107:1126 108:649 109:2095 110:1265 111:1601 112:931 113:1220 114:1113 115:1612 116:1518 117:1398 118:2016 119:1536 120:510 121:1162 122:2282 123:2004 124:1587 125:1746 128:662 129:361 130:417 131:1285 132:593 133:173 134:451 135:112 136:346 137:327 138:1655 139:199 140:248 141:466 142:625 143:818 144:584 145:150 146:832 147:612 148:1442 149:448 150:637 151:821 152:592 153:265 154:561 155:916 156:464 157:425 158:343 159:1082 160:420 161:747 162:2248 163:522 164:722 165:1106 166:315 167:976 168:1442 169:582 170:1479 171:260 172:420 173:1598 174:712 175:833 176:1512 177:3978 178:2225 179:1085 180:2022 181:1621 182:1925 183:678 184:780 185:5536 186:3073 187:1931 188:2055 189:1791 190:7554 191:1273 192:8866 193:5730 194:4338 195:3722 196:1638 197:1296 198:5536 199:5500 200:6836 201:3677 202:9955 203:9365 204:4506 205:2724 206:2976 207:3027 208:4016 209:3977 210:3777 211:2013 212:2605 213:2149 214:819 215:73 216:5700 217:1900 218:744 219:558 220:1649 221:848 222:671 223:913 End of report