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 07 May, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 593234 Prefixes after maximum aggregation (per Origin AS): 217584 Deaggregation factor: 2.73 Unique aggregates announced (without unneeded subnets): 290983 Total ASes present in the Internet Routing Table: 53672 Prefixes per ASN: 11.05 Origin-only ASes present in the Internet Routing Table: 36588 Origin ASes announcing only one prefix: 15696 Transit ASes present in the Internet Routing Table: 6446 Transit-only ASes present in the Internet Routing Table: 175 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 39 Max AS path prepend of ASN ( 40285) 34 Prefixes from unregistered ASNs in the Routing Table: 1002 Unregistered ASNs in the Routing Table: 362 Number of 32-bit ASNs allocated by the RIRs: 13757 Number of 32-bit ASNs visible in the Routing Table: 10638 Prefixes from 32-bit ASNs in the Routing Table: 41921 Number of bogon 32-bit ASNs visible in the Routing Table: 3 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 373 Number of addresses announced to Internet: 2811765860 Equivalent to 167 /8s, 152 /16s and 36 /24s Percentage of available address space announced: 75.9 Percentage of allocated address space announced: 75.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.1 Total number of prefixes smaller than registry allocations: 193871 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 151595 Total APNIC prefixes after maximum aggregation: 42244 APNIC Deaggregation factor: 3.59 Prefixes being announced from the APNIC address blocks: 162397 Unique aggregates announced from the APNIC address blocks: 66463 APNIC Region origin ASes present in the Internet Routing Table: 5168 APNIC Prefixes per ASN: 31.42 APNIC Region origin ASes announcing only one prefix: 1183 APNIC Region transit ASes present in the Internet Routing Table: 917 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2052 Number of APNIC addresses announced to Internet: 754555972 Equivalent to 44 /8s, 249 /16s and 156 /24s Percentage of available APNIC address space announced: 88.2 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: 180885 Total ARIN prefixes after maximum aggregation: 89452 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 186163 Unique aggregates announced from the ARIN address blocks: 88526 ARIN Region origin ASes present in the Internet Routing Table: 16367 ARIN Prefixes per ASN: 11.37 ARIN Region origin ASes announcing only one prefix: 5849 ARIN Region transit ASes present in the Internet Routing Table: 1714 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: 1182 Number of ARIN addresses announced to Internet: 1102188096 Equivalent to 65 /8s, 178 /16s and 14 /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, 393216-397212 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: 142748 Total RIPE prefixes after maximum aggregation: 70381 RIPE Deaggregation factor: 2.03 Prefixes being announced from the RIPE address blocks: 151841 Unique aggregates announced from the RIPE address blocks: 93607 RIPE Region origin ASes present in the Internet Routing Table: 18079 RIPE Prefixes per ASN: 8.40 RIPE Region origin ASes announcing only one prefix: 7907 RIPE Region transit ASes present in the Internet Routing Table: 3018 Average RIPE Region AS path length visible: 4.2 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4724 Number of RIPE addresses announced to Internet: 704921216 Equivalent to 42 /8s, 4 /16s and 62 /24s Percentage of available RIPE address space announced: 102.5 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: 61745 Total LACNIC prefixes after maximum aggregation: 12272 LACNIC Deaggregation factor: 5.03 Prefixes being announced from the LACNIC address blocks: 76254 Unique aggregates announced from the LACNIC address blocks: 36232 LACNIC Region origin ASes present in the Internet Routing Table: 2481 LACNIC Prefixes per ASN: 30.74 LACNIC Region origin ASes announcing only one prefix: 576 LACNIC Region transit ASes present in the Internet Routing Table: 559 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: 2468 Number of LACNIC addresses announced to Internet: 171276128 Equivalent to 10 /8s, 53 /16s and 119 /24s Percentage of available LACNIC address space announced: 102.1 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: 14245 Total AfriNIC prefixes after maximum aggregation: 3197 AfriNIC Deaggregation factor: 4.46 Prefixes being announced from the AfriNIC address blocks: 16206 Unique aggregates announced from the AfriNIC address blocks: 5817 AfriNIC Region origin ASes present in the Internet Routing Table: 738 AfriNIC Prefixes per ASN: 21.96 AfriNIC Region origin ASes announcing only one prefix: 181 AfriNIC Region transit ASes present in the Internet Routing Table: 166 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: 212 Number of AfriNIC addresses announced to Internet: 78466816 Equivalent to 4 /8s, 173 /16s and 79 /24s Percentage of available AfriNIC address space announced: 77.9 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 5559 4192 76 China Education and Research 7545 3304 354 215 TPG Telecom Limited 4766 3168 11144 1124 Korea Telecom 17974 2927 914 96 PT Telekomunikasi Indonesia 9829 2498 1466 469 National Internet Backbone 4755 2090 432 240 TATA Communications formerly 9808 1893 8717 30 Guangdong Mobile Communicatio 4808 1660 2300 545 CNCGROUP IP network China169 9583 1512 122 562 Sify Limited 38197 1511 93 218 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 3248 2947 137 Cox Communications Inc. 6389 2322 3671 41 BellSouth.net Inc. 18566 2204 394 275 MegaPath Corporation 20115 1922 1937 404 Charter Communications 30036 1716 341 362 Mediacom Communications Corp 6983 1689 849 232 EarthLink, Inc. 209 1584 4671 1251 Qwest Communications Company, 4323 1528 985 380 tw telecom holdings, inc. 11492 1300 240 598 CABLE ONE, INC. 701 1298 10718 706 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 2901 151 11 SaudiNet, Saudi Telecom Compa 20940 2508 958 1817 Akamai International B.V. 34984 1967 323 417 TELLCOM ILETISIM HIZMETLERI A 8551 1256 376 55 Bezeq International-Ltd 12479 1190 995 93 France Telecom Espana SA 6849 1148 355 21 JSC "Ukrtelecom" 13188 1078 98 65 TOV "Bank-Inform" 8402 1028 544 15 OJSC "Vimpelcom" 31148 1025 47 45 Freenet Ltd. 9198 969 352 25 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 10620 3477 542 135 Telmex Colombia S.A. 8151 2240 3399 570 Uninet S.A. de C.V. 7303 1516 941 238 Telecom Argentina S.A. 11830 1483 368 53 Instituto Costarricense de El 6503 1437 437 56 Axtel, S.A.B. de C.V. 6147 1057 377 27 Telefonica del Peru S.A.A. 26615 1017 2325 34 Tim Celular S.A. 3816 997 478 187 COLOMBIA TELECOMUNICACIONES S 7738 994 1882 40 Telemar Norte Leste S.A. 11172 870 125 77 Alestra, S. de R.L. de C.V. 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 24863 1255 402 40 Link Egypt (Link.NET) 37611 644 48 2 Afrihost-Brevis Computer Serv 36903 617 310 105 Office National des Postes et 8452 538 1472 15 TE-AS 36992 511 1357 26 ETISALAT MISR 37492 395 234 68 Orange Tunisie 24835 329 402 15 Vodafone Data 29571 301 37 13 Cote d'Ivoire Telecom 2018 257 327 74 TENET (The UNINET Project) 36947 243 807 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 5559 4192 76 China Education and Research 10620 3477 542 135 Telmex Colombia S.A. 7545 3304 354 215 TPG Telecom Limited 22773 3248 2947 137 Cox Communications Inc. 4766 3168 11144 1124 Korea Telecom 17974 2927 914 96 PT Telekomunikasi Indonesia 39891 2901 151 11 SaudiNet, Saudi Telecom Compa 20940 2508 958 1817 Akamai International B.V. 9829 2498 1466 469 National Internet Backbone 6389 2322 3671 41 BellSouth.net Inc. 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 3477 3342 Telmex Colombia S.A. 22773 3248 3111 Cox Communications Inc. 7545 3304 3089 TPG Telecom Limited 39891 2901 2890 SaudiNet, Saudi Telecom Compa 17974 2927 2831 PT Telekomunikasi Indonesia 6389 2322 2281 BellSouth.net Inc. 4766 3168 2044 Korea Telecom 9829 2498 2029 National Internet Backbone 18566 2204 1929 MegaPath Corporation 9808 1893 1863 Guangdong Mobile Communicatio Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65001 PRIVATE 5.143.176.0/20 15468 OJSC Rostelecom 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 16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited 16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited 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 27205 UNALLOCATED 8.38.20.0/24 32787 Prolexic Technologie 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 27.100.7.0/24 56096 >>UNKNOWN<< 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.3.0/24 37004 >>UNKNOWN<< 41.73.4.0/24 37004 >>UNKNOWN<< 41.73.5.0/24 37004 >>UNKNOWN<< 41.73.6.0/24 37004 >>UNKNOWN<< 41.73.7.0/24 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 /11:101 /12:267 /13:509 /14:1037 /15:1764 /16:13018 /17:7621 /18:12763 /19:25962 /20:38096 /21:39797 /22:65501 /23:57186 /24:327849 /25:558 /26:595 /27:422 /28:45 /29:31 /30:14 /31:1 /32:32 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2664 2901 SaudiNet, Saudi Telecom Compa 22773 2478 3248 Cox Communications Inc. 18566 2106 2204 MegaPath Corporation 30036 1530 1716 Mediacom Communications Corp 6389 1487 2322 BellSouth.net Inc. 10620 1368 3477 Telmex Colombia S.A. 6983 1338 1689 EarthLink, Inc. 34984 1251 1967 TELLCOM ILETISIM HIZMETLERI A 11492 1205 1300 CABLE ONE, INC. 6849 968 1148 JSC "Ukrtelecom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1574 2:735 4:21 5:2067 6:28 8:954 12:1781 13:39 14:1683 15:45 16:2 17:83 18:89 20:48 23:1536 24:1773 27:2267 31:1767 32:59 33:2 34:2 35:5 36:294 37:2277 38:1211 39:27 40:90 41:2881 42:396 43:1747 44:42 45:1811 46:2509 47:78 49:1160 50:868 51:32 52:178 54:328 55:4 56:6 57:42 58:1538 59:863 60:345 61:1810 62:1491 63:1921 64:4478 65:2146 66:4247 67:2165 68:1087 69:3245 70:1101 71:466 72:1990 74:2543 75:343 76:346 77:1382 78:1257 79:844 80:1274 81:1378 82:931 83:695 84:814 85:1578 86:474 87:1053 88:560 89:1991 90:169 91:6074 92:899 93:2340 94:2339 95:2310 96:502 97:359 98:934 99:46 100:74 101:1052 103:10614 104:2419 105:124 106:396 107:1165 108:667 109:2185 110:1251 111:1650 112:972 113:1144 114:1045 115:1549 116:1576 117:1430 118:2055 119:1623 120:931 121:1172 122:2182 123:2012 124:1567 125:1723 128:682 129:396 130:406 131:1343 132:635 133:174 134:454 135:126 136:374 137:345 138:1743 139:255 140:541 141:458 142:641 143:950 144:668 145:156 146:869 147:651 148:1466 149:503 150:645 151:882 152:618 153:280 154:613 155:946 156:495 157:430 158:358 159:1113 160:478 161:741 162:2320 163:560 164:900 165:1053 166:317 167:1155 168:1767 169:652 170:1574 171:264 172:546 173:1633 174:738 175:734 176:1720 177:3983 178:2207 179:1147 180:2059 181:1753 182:1892 183:938 184:803 185:6405 186:3135 187:2136 188:2133 189:1736 190:7755 191:1248 192:8941 193:5725 194:4374 195:3765 196:1701 197:1057 198:5540 199:5702 200:6951 201:3714 202:10117 203:9625 204:4518 205:2713 206:2974 207:3097 208:4042 209:3819 210:3913 211:2049 212:2705 213:2241 214:847 215:72 216:5791 217:1920 218:792 219:578 220:1676 221:870 222:658 223:1217 End of report