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, 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 13 Jun, 2015 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 548716 Prefixes after maximum aggregation (per Origin AS): 208073 Deaggregation factor: 2.64 Unique aggregates announced (without unneeded subnets): 267312 Total ASes present in the Internet Routing Table: 50570 Prefixes per ASN: 10.85 Origin-only ASes present in the Internet Routing Table: 36708 Origin ASes announcing only one prefix: 16273 Transit ASes present in the Internet Routing Table: 6303 Transit-only ASes present in the Internet Routing Table: 167 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 41 Max AS path prepend of ASN ( 12486) 32 Prefixes from unregistered ASNs in the Routing Table: 1211 Unregistered ASNs in the Routing Table: 421 Number of 32-bit ASNs allocated by the RIRs: 9820 Number of 32-bit ASNs visible in the Routing Table: 7559 Prefixes from 32-bit ASNs in the Routing Table: 27636 Number of bogon 32-bit ASNs visible in the Routing Table: 12 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 390 Number of addresses announced to Internet: 2772462112 Equivalent to 165 /8s, 64 /16s and 106 /24s Percentage of available address space announced: 74.9 Percentage of allocated address space announced: 74.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 97.4 Total number of prefixes smaller than registry allocations: 183677 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 135550 Total APNIC prefixes after maximum aggregation: 39231 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 142059 Unique aggregates announced from the APNIC address blocks: 56921 APNIC Region origin ASes present in the Internet Routing Table: 5060 APNIC Prefixes per ASN: 28.07 APNIC Region origin ASes announcing only one prefix: 1200 APNIC Region transit ASes present in the Internet Routing Table: 868 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1483 Number of APNIC addresses announced to Internet: 750442176 Equivalent to 44 /8s, 186 /16s and 214 /24s Percentage of available APNIC address space announced: 87.7 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: 179968 Total ARIN prefixes after maximum aggregation: 88286 ARIN Deaggregation factor: 2.04 Prefixes being announced from the ARIN address blocks: 182248 Unique aggregates announced from the ARIN address blocks: 85212 ARIN Region origin ASes present in the Internet Routing Table: 16612 ARIN Prefixes per ASN: 10.97 ARIN Region origin ASes announcing only one prefix: 6119 ARIN Region transit ASes present in the Internet Routing Table: 1719 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 479 Number of ARIN addresses announced to Internet: 1092631072 Equivalent to 65 /8s, 32 /16s and 58 /24s Percentage of available ARIN address space announced: 57.8 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: 133114 Total RIPE prefixes after maximum aggregation: 66057 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 139142 Unique aggregates announced from the RIPE address blocks: 86249 RIPE Region origin ASes present in the Internet Routing Table: 17961 RIPE Prefixes per ASN: 7.75 RIPE Region origin ASes announcing only one prefix: 8134 RIPE Region transit ASes present in the Internet Routing Table: 2974 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3757 Number of RIPE addresses announced to Internet: 695024896 Equivalent to 41 /8s, 109 /16s and 61 /24s Percentage of available RIPE address space announced: 101.0 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: 60165 Total LACNIC prefixes after maximum aggregation: 11392 LACNIC Deaggregation factor: 5.28 Prefixes being announced from the LACNIC address blocks: 70910 Unique aggregates announced from the LACNIC address blocks: 33217 LACNIC Region origin ASes present in the Internet Routing Table: 2444 LACNIC Prefixes per ASN: 29.01 LACNIC Region origin ASes announcing only one prefix: 623 LACNIC Region transit ASes present in the Internet Routing Table: 506 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 24 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1721 Number of LACNIC addresses announced to Internet: 168168512 Equivalent to 10 /8s, 6 /16s and 12 /24s Percentage of available LACNIC address space announced: 100.2 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: 12033 Total AfriNIC prefixes after maximum aggregation: 3059 AfriNIC Deaggregation factor: 3.93 Prefixes being announced from the AfriNIC address blocks: 13967 Unique aggregates announced from the AfriNIC address blocks: 5363 AfriNIC Region origin ASes present in the Internet Routing Table: 735 AfriNIC Prefixes per ASN: 19.00 AfriNIC Region origin ASes announcing only one prefix: 197 AfriNIC Region transit ASes present in the Internet Routing Table: 156 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 119 Number of AfriNIC addresses announced to Internet: 65774080 Equivalent to 3 /8s, 235 /16s and 162 /24s Percentage of available AfriNIC address space announced: 65.3 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 2927 11558 917 Korea Telecom 17974 2692 904 78 PT Telekomunikasi Indonesia 7545 2611 336 129 TPG Telecom Limited 4755 2026 423 219 TATA Communications formerly 4538 1897 4190 71 China Education and Research 9829 1703 1343 94 National Internet Backbone 9808 1588 8717 28 Guangdong Mobile Communicatio 9583 1468 117 569 Sify Limited 4808 1448 2235 464 CNCGROUP IP network China169 9498 1339 336 103 BHARTI Airtel Ltd. 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 3093 2958 141 Cox Communications Inc. 6389 2792 3688 51 BellSouth.net Inc. 3356 2571 10687 499 Level 3 Communications, Inc. 18566 2050 380 192 MegaPath Corporation 20115 1885 1851 422 Charter Communications 6983 1748 850 244 EarthLink, Inc. 4323 1605 1022 411 tw telecom holdings, inc. 30036 1562 315 453 Mediacom Communications Corp 701 1395 11354 679 MCI Communications Services, 22561 1353 414 250 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 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 34984 2088 305 361 TELLCOM ILETISIM HIZMETLERI A 20940 1925 751 1404 Akamai International B.V. 6849 1211 355 22 JSC "Ukrtelecom" 31148 1048 45 23 Freenet Ltd. 13188 1040 97 70 TOV "Bank-Inform" 8402 1012 544 15 OJSC "Vimpelcom" 12479 947 869 72 France Telecom Espana SA 6830 909 2693 467 Liberty Global Operations B.V 8551 871 376 52 Bezeq International-Ltd 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 3239 531 236 Telmex Colombia S.A. 28573 2263 2168 116 NET Serviços de Comunicação S 8151 1696 3257 470 Uninet S.A. de C.V. 7303 1637 1017 237 Telecom Argentina S.A. 6147 1620 374 23 Telefonica del Peru S.A.A. 6503 1246 421 55 Axtel, S.A.B. de C.V. 26615 1079 2325 35 Tim Celular S.A. 7738 999 1882 41 Telemar Norte Leste S.A. 3816 945 425 159 COLOMBIA TELECOMUNICACIONES S 18881 870 1036 22 Global Village Telecom 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 896 280 26 Link Egypt (Link.NET) 8452 802 958 13 TE-AS 36903 514 259 98 Office National des Postes et 36992 423 1229 32 ETISALAT MISR 37492 312 175 71 Orange Tunisie 24835 304 146 13 Vodafone Data 3741 250 857 208 Internet Solutions 29571 241 21 12 Cote d'Ivoire Telecom 37054 225 19 6 Data Telecom Service 36947 178 807 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 10620 3239 531 236 Telmex Colombia S.A. 22773 3093 2958 141 Cox Communications Inc. 4766 2927 11558 917 Korea Telecom 6389 2792 3688 51 BellSouth.net Inc. 17974 2692 904 78 PT Telekomunikasi Indonesia 7545 2611 336 129 TPG Telecom Limited 3356 2571 10687 499 Level 3 Communications, Inc. 39891 2472 128 6 SaudiNet, Saudi Telecom Compa 28573 2263 2168 116 NET Serviços de Comunicação S 34984 2088 305 361 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 3093 2952 Cox Communications Inc. 6389 2792 2741 BellSouth.net Inc. 17974 2692 2614 PT Telekomunikasi Indonesia 7545 2611 2482 TPG Telecom Limited 39891 2472 2466 SaudiNet, Saudi Telecom Compa 28573 2263 2147 NET Serviços de Comunicação S 3356 2571 2072 Level 3 Communications, Inc. 4766 2927 2010 Korea Telecom 18566 2050 1858 MegaPath Corporation 4538 1897 1826 China Education and Research 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 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 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 5.100.241.0/24 23456 32bit Transition AS 23.226.112.0/20 62788 >>UNKNOWN<< 27.100.7.0/24 56096 >>UNKNOWN<< 31.217.248.0/21 44902 COVAGE NETWORKS SASU 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<< 41.73.13.0/24 37004 >>UNKNOWN<< 41.73.15.0/24 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 /8:17 /9:13 /10:34 /11:95 /12:264 /13:507 /14:1004 /15:1721 /16:12935 /17:7263 /18:12362 /19:25552 /20:36037 /21:38842 /22:59938 /23:51948 /24:297136 /25:1097 /26:1135 /27:724 /28:25 /29:25 /30:11 /31:0 /32:31 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2432 2472 SaudiNet, Saudi Telecom Compa 22773 2290 3093 Cox Communications Inc. 18566 2000 2050 MegaPath Corporation 6389 1640 2792 BellSouth.net Inc. 6983 1396 1748 EarthLink, Inc. 30036 1390 1562 Mediacom Communications Corp 34984 1344 2088 TELLCOM ILETISIM HIZMETLERI A 6147 1172 1620 Telefonica del Peru S.A.A. 10620 1137 3239 Telmex Colombia S.A. 11492 1109 1193 CABLE ONE, INC. Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1483 2:670 4:93 5:1849 6:25 8:1417 11:1 12:1828 13:14 14:1385 15:17 16:2 17:44 18:22 20:48 23:1237 24:1684 27:1896 31:1606 32:38 33:2 34:4 35:3 36:117 37:1944 38:1038 39:6 40:253 41:2678 42:280 43:1333 44:29 45:714 46:2211 47:42 49:899 50:811 52:12 54:77 55:5 56:6 57:41 58:1304 59:717 60:478 61:1750 62:1358 63:1921 64:4430 65:2266 66:4069 67:2080 68:1063 69:3251 70:988 71:443 72:1984 74:2648 75:337 76:423 77:1292 78:1190 79:800 80:1340 81:1294 82:828 83:702 84:723 85:1417 86:400 87:1039 88:525 89:1850 90:152 91:5983 92:856 93:2232 94:2063 95:2177 96:429 97:354 98:1056 99:50 100:72 101:825 103:7598 104:1804 105:58 106:231 107:987 108:630 109:2059 110:1120 111:1479 112:823 113:1208 114:823 115:1281 116:1386 117:1065 118:1823 119:1435 120:449 121:1093 122:2147 123:1838 124:1523 125:1605 128:629 129:384 130:404 131:1201 132:505 133:176 134:407 135:95 136:330 137:314 138:835 139:154 140:234 141:447 142:662 143:513 144:572 145:120 146:734 147:587 148:1219 149:410 150:564 151:635 152:484 153:244 154:637 155:861 156:413 157:409 158:337 159:1002 160:392 161:662 162:1959 163:424 164:684 165:692 166:311 167:832 168:1312 169:174 170:1466 171:246 172:91 173:1553 174:719 175:690 176:1260 177:3723 178:2143 179:919 180:1939 181:2006 182:1800 183:628 184:754 185:3678 186:2659 187:1800 188:2051 189:1552 190:7729 191:1104 192:8448 193:5612 194:4163 195:3690 196:2011 197:946 198:5544 199:5484 200:6686 201:3163 202:9436 203:9157 204:4675 205:2799 206:3081 207:2942 208:3977 209:3967 210:3530 211:1857 212:2553 213:2341 214:860 215:72 216:5750 217:1821 218:709 219:465 220:1456 221:784 222:479 223:720 End of report