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 20 Feb, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 583532 Prefixes after maximum aggregation (per Origin AS): 214790 Deaggregation factor: 2.72 Unique aggregates announced (without unneeded subnets): 284652 Total ASes present in the Internet Routing Table: 52842 Prefixes per ASN: 11.04 Origin-only ASes present in the Internet Routing Table: 36589 Origin ASes announcing only one prefix: 15801 Transit ASes present in the Internet Routing Table: 6414 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: 40 Max AS path prepend of ASN ( 55644) 36 Prefixes from unregistered ASNs in the Routing Table: 1035 Unregistered ASNs in the Routing Table: 384 Number of 32-bit ASNs allocated by the RIRs: 12764 Number of 32-bit ASNs visible in the Routing Table: 9839 Prefixes from 32-bit ASNs in the Routing Table: 38235 Number of bogon 32-bit ASNs visible in the Routing Table: 408 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 403 Number of addresses announced to Internet: 2804172612 Equivalent to 167 /8s, 36 /16s and 71 /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: 192117 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 149631 Total APNIC prefixes after maximum aggregation: 41099 APNIC Deaggregation factor: 3.64 Prefixes being announced from the APNIC address blocks: 158901 Unique aggregates announced from the APNIC address blocks: 64226 APNIC Region origin ASes present in the Internet Routing Table: 5137 APNIC Prefixes per ASN: 30.93 APNIC Region origin ASes announcing only one prefix: 1178 APNIC Region transit ASes present in the Internet Routing Table: 901 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1870 Number of APNIC addresses announced to Internet: 751381380 Equivalent to 44 /8s, 201 /16s and 43 /24s Percentage of available APNIC address space announced: 87.8 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: 178824 Total ARIN prefixes after maximum aggregation: 88813 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 183967 Unique aggregates announced from the ARIN address blocks: 87171 ARIN Region origin ASes present in the Internet Routing Table: 16417 ARIN Prefixes per ASN: 11.21 ARIN Region origin ASes announcing only one prefix: 5894 ARIN Region transit ASes present in the Internet Routing Table: 1702 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: 1019 Number of ARIN addresses announced to Internet: 1101870912 Equivalent to 65 /8s, 173 /16s and 55 /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: 140657 Total RIPE prefixes after maximum aggregation: 69507 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 148984 Unique aggregates announced from the RIPE address blocks: 91707 RIPE Region origin ASes present in the Internet Routing Table: 18052 RIPE Prefixes per ASN: 8.25 RIPE Region origin ASes announcing only one prefix: 7953 RIPE Region transit ASes present in the Internet Routing Table: 3020 Average RIPE Region AS path length visible: 4.7 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4479 Number of RIPE addresses announced to Internet: 702726784 Equivalent to 41 /8s, 226 /16s and 194 /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: 61411 Total LACNIC prefixes after maximum aggregation: 12129 LACNIC Deaggregation factor: 5.06 Prefixes being announced from the LACNIC address blocks: 74868 Unique aggregates announced from the LACNIC address blocks: 34972 LACNIC Region origin ASes present in the Internet Routing Table: 2461 LACNIC Prefixes per ASN: 30.42 LACNIC Region origin ASes announcing only one prefix: 582 LACNIC Region transit ASes present in the Internet Routing Table: 541 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 21 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2280 Number of LACNIC addresses announced to Internet: 170776064 Equivalent to 10 /8s, 45 /16s and 214 /24s Percentage of available LACNIC address space announced: 101.8 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: 14621 Total AfriNIC prefixes after maximum aggregation: 3201 AfriNIC Deaggregation factor: 4.57 Prefixes being announced from the AfriNIC address blocks: 16409 Unique aggregates announced from the AfriNIC address blocks: 6216 AfriNIC Region origin ASes present in the Internet Routing Table: 742 AfriNIC Prefixes per ASN: 22.11 AfriNIC Region origin ASes announcing only one prefix: 194 AfriNIC Region transit ASes present in the Internet Routing Table: 175 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: 191 Number of AfriNIC addresses announced to Internet: 76979712 Equivalent to 4 /8s, 150 /16s and 158 /24s Percentage of available AfriNIC address space announced: 76.5 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 5595 4192 76 China Education and Research 7545 3128 350 177 TPG Telecom Limited 4766 3120 11127 1101 Korea Telecom 17974 2891 914 96 PT Telekomunikasi Indonesia 9829 2378 1447 423 National Internet Backbone 4755 2087 432 240 TATA Communications formerly 9808 1837 8717 30 Guangdong Mobile Communicatio 4808 1625 2284 518 CNCGROUP IP network China169 45899 1576 1076 190 VNNIC 9583 1521 121 557 Sify Limited 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 3288 2948 147 Cox Communications Inc. 6389 2412 3687 42 BellSouth.net Inc. 18566 2211 394 276 MegaPath Corporation 20115 1912 1917 407 Charter Communications 30036 1709 340 270 Mediacom Communications Corp 6983 1695 849 236 EarthLink, Inc. 4323 1588 1023 393 tw telecom holdings, inc. 209 1484 4487 1203 Qwest Communications Company, 701 1394 11453 662 MCI Communications Services, 11492 1259 236 586 CABLE ONE, INC. 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 2383 924 1707 Akamai International B.V. 34984 1945 322 414 TELLCOM ILETISIM HIZMETLERI A 8551 1226 376 53 Bezeq International-Ltd 6849 1179 355 21 JSC "Ukrtelecom" 8402 1141 544 15 OJSC "Vimpelcom" 12479 1137 979 76 France Telecom Espana SA 13188 1078 98 78 TOV "Bank-Inform" 31148 1041 47 41 Freenet Ltd. 9198 963 352 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 3428 540 152 Telmex Colombia S.A. 8151 2172 3389 519 Uninet S.A. de C.V. 7303 1588 944 240 Telecom Argentina S.A. 11830 1439 366 25 Instituto Costarricense de El 6503 1433 437 56 Axtel, S.A.B. de C.V. 28573 1041 2177 155 NET Serviços de Comunicação S 6147 1036 377 27 Telefonica del Peru S.A.A. 7738 994 1882 41 Telemar Norte Leste S.A. 26615 994 2325 34 Tim Celular S.A. 3816 984 477 191 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 1419 1472 15 TE-AS 24863 1198 402 35 Link Egypt (Link.NET) 37611 626 42 44 Afrihost-Brevis Computer Serv 36903 584 294 104 Office National des Postes et 36992 500 1235 28 ETISALAT MISR 37492 356 215 64 Orange Tunisie 24835 332 146 12 Vodafone Data 29571 265 21 11 Cote d'Ivoire Telecom 2018 250 327 74 TENET (The UNINET Project) 3741 222 837 183 Internet Solutions 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 5595 4192 76 China Education and Research 10620 3428 540 152 Telmex Colombia S.A. 22773 3288 2948 147 Cox Communications Inc. 7545 3128 350 177 TPG Telecom Limited 4766 3120 11127 1101 Korea Telecom 17974 2891 914 96 PT Telekomunikasi Indonesia 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 6389 2412 3687 42 BellSouth.net Inc. 20940 2383 924 1707 Akamai International B.V. 9829 2378 1447 423 National Internet Backbone 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 3428 3276 Telmex Colombia S.A. 22773 3288 3141 Cox Communications Inc. 7545 3128 2951 TPG Telecom Limited 17974 2891 2795 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2412 2370 BellSouth.net Inc. 4766 3120 2019 Korea Telecom 9829 2378 1955 National Internet Backbone 18566 2211 1935 MegaPath Corporation 4755 2087 1847 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 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 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 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<< 41.73.3.0/24 37004 >>UNKNOWN<< 41.73.4.0/24 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 /12:266 /13:511 /14:1024 /15:1757 /16:12978 /17:7498 /18:12597 /19:25653 /20:37979 /21:40029 /22:64785 /23:55905 /24:320773 /25:550 /26:586 /27:406 /28:18 /29:16 /30:13 /31:0 /32:22 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2473 3288 Cox Communications Inc. 39891 2472 2515 SaudiNet, Saudi Telecom Compa 18566 2113 2211 MegaPath Corporation 6389 1531 2412 BellSouth.net Inc. 30036 1524 1709 Mediacom Communications Corp 6983 1341 1695 EarthLink, Inc. 10620 1315 3428 Telmex Colombia S.A. 34984 1234 1945 TELLCOM ILETISIM HIZMETLERI A 11492 1168 1259 CABLE ONE, INC. 6849 997 1179 JSC "Ukrtelecom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1604 2:745 4:19 5:2104 6:27 8:908 12:1787 13:36 14:1650 15:23 16:2 17:68 18:20 20:46 23:1372 24:1739 27:2233 31:1731 32:54 33:2 34:2 35:4 36:227 37:2364 38:1176 39:23 40:85 41:3181 42:384 43:1670 44:41 45:1663 46:2409 47:68 49:1124 50:847 51:3 52:68 54:181 55:3 56:6 57:44 58:1498 59:856 60:557 61:1780 62:1444 63:1908 64:4459 65:2176 66:4082 67:2080 68:1104 69:3295 70:1041 71:464 72:1980 74:2541 75:357 76:421 77:1332 78:1284 79:830 80:1316 81:1366 82:883 83:669 84:801 85:1579 86:465 87:1042 88:564 89:1931 90:166 91:6025 92:849 93:2319 94:2362 95:2288 96:471 97:351 98:953 99:45 100:68 101:926 103:9746 104:2236 105:99 106:391 107:1130 108:651 109:2158 110:1258 111:1628 112:940 113:1257 114:1110 115:1667 116:1522 117:1404 118:2014 119:1562 120:511 121:1166 122:2233 123:2015 124:1616 125:1753 128:716 129:366 130:426 131:1259 132:598 133:173 134:449 135:122 136:351 137:335 138:1699 139:199 140:251 141:474 142:630 143:838 144:594 145:160 146:836 147:594 148:1473 149:462 150:648 151:824 152:598 153:270 154:583 155:904 156:469 157:424 158:343 159:1093 160:421 161:720 162:2272 163:528 164:728 165:1113 166:312 167:1004 168:1501 169:601 170:1490 171:255 172:437 173:1636 174:718 175:855 176:1517 177:3993 178:2228 179:1070 180:2084 181:1658 182:1935 183:680 184:787 185:5749 186:3057 187:1993 188:2076 189:1791 190:7650 191:1254 192:8863 193:5722 194:4351 195:3733 196:1656 197:1319 198:5489 199:5580 200:6806 201:3714 202:10110 203:9551 204:4594 205:2691 206:2973 207:3044 208:4031 209:3875 210:3939 211:2009 212:2646 213:2162 214:811 215:72 216:5712 217:1911 218:741 219:562 220:1646 221:850 222:677 223:921 End of report