Routing Table Report 08:00 +10GMT Wed 24 Feb, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 573709 Prefixes after maximum aggregation (per Origin AS): 213795 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 284541 Total ASes present in the Internet Routing Table: 52755 Prefixes per ASN: 10.87 Origin-only ASes present in the Internet Routing Table: 36466 Origin ASes announcing only one prefix: 15798 Transit ASes present in the Internet Routing Table: 6432 Transit-only ASes present in the Internet Routing Table: 161 Average AS path length visible in the Internet Routing Table: 3.7 Max AS path length visible: 39 Max AS path prepend of ASN ( 40285) 34 Prefixes from unregistered ASNs in the Routing Table: 1167 Unregistered ASNs in the Routing Table: 408 Number of 32-bit ASNs allocated by the RIRs: 12802 Number of 32-bit ASNs visible in the Routing Table: 9857 Prefixes from 32-bit ASNs in the Routing Table: 37780 Number of bogon 32-bit ASNs visible in the Routing Table: 28 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 405 Number of addresses announced to Internet: 2829027584 Equivalent to 168 /8s, 159 /16s and 137 /24s Percentage of available address space announced: 76.4 Percentage of allocated address space announced: 76.4 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: 190621 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 139859 Total APNIC prefixes after maximum aggregation: 40565 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 150026 Unique aggregates announced from the APNIC address blocks: 64445 APNIC Region origin ASes present in the Internet Routing Table: 5093 APNIC Prefixes per ASN: 29.46 APNIC Region origin ASes announcing only one prefix: 1188 APNIC Region transit ASes present in the Internet Routing Table: 870 Average APNIC Region AS path length visible: 3.9 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1879 Number of APNIC addresses announced to Internet: 751566080 Equivalent to 44 /8s, 203 /16s and 253 /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: 178363 Total ARIN prefixes after maximum aggregation: 88434 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 183142 Unique aggregates announced from the ARIN address blocks: 87303 ARIN Region origin ASes present in the Internet Routing Table: 16378 ARIN Prefixes per ASN: 11.18 ARIN Region origin ASes announcing only one prefix: 5893 ARIN Region transit ASes present in the Internet Routing Table: 1724 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1025 Number of ARIN addresses announced to Internet: 1102336512 Equivalent to 65 /8s, 180 /16s and 82 /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: 140502 Total RIPE prefixes after maximum aggregation: 69559 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 148870 Unique aggregates announced from the RIPE address blocks: 91821 RIPE Region origin ASes present in the Internet Routing Table: 18047 RIPE Prefixes per ASN: 8.25 RIPE Region origin ASes announcing only one prefix: 7944 RIPE Region transit ASes present in the Internet Routing Table: 3044 Average RIPE Region AS path length visible: 3.5 Max RIPE Region AS path length visible: 26 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4488 Number of RIPE addresses announced to Internet: 703026432 Equivalent to 41 /8s, 231 /16s and 85 /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: 61339 Total LACNIC prefixes after maximum aggregation: 12031 LACNIC Deaggregation factor: 5.10 Prefixes being announced from the LACNIC address blocks: 74786 Unique aggregates announced from the LACNIC address blocks: 34976 LACNIC Region origin ASes present in the Internet Routing Table: 2458 LACNIC Prefixes per ASN: 30.43 LACNIC Region origin ASes announcing only one prefix: 587 LACNIC Region transit ASes present in the Internet Routing Table: 537 Average LACNIC Region AS path length visible: 4.4 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2277 Number of LACNIC addresses announced to Internet: 170661632 Equivalent to 10 /8s, 44 /16s and 23 /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: 14673 Total AfriNIC prefixes after maximum aggregation: 3165 AfriNIC Deaggregation factor: 4.64 Prefixes being announced from the AfriNIC address blocks: 16479 Unique aggregates announced from the AfriNIC address blocks: 5635 AfriNIC Region origin ASes present in the Internet Routing Table: 735 AfriNIC Prefixes per ASN: 22.42 AfriNIC Region origin ASes announcing only one prefix: 186 AfriNIC Region transit ASes present in the Internet Routing Table: 176 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 188 Number of AfriNIC addresses announced to Internet: 78727424 Equivalent to 4 /8s, 177 /16s and 73 /24s Percentage of available AfriNIC address space announced: 78.2 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 7545 3166 350 178 TPG Telecom Limited 17974 2909 914 96 PT Telekomunikasi Indonesia 4766 2395 11134 796 Korea Telecom 9829 2345 1445 420 National Internet Backbone 4755 2070 431 235 TATA Communications formerly 9808 1752 8640 20 Guangdong Mobile Communicatio 45899 1695 1092 171 VNNIC 4808 1617 2278 516 CNCGROUP IP network China169 9583 1518 121 568 Sify Limited 9498 1418 337 114 BHARTI Airtel Ltd. Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 22773 3293 2948 148 Cox Communications Inc. 6389 2412 3687 42 BellSouth.net Inc. 18566 2206 394 276 MegaPath Corporation 20115 1915 1917 401 Charter Communications 30036 1710 340 271 Mediacom Communications Corp 6983 1695 849 236 EarthLink, Inc. 4323 1579 1023 390 tw telecom holdings, inc. 209 1478 4490 1197 Qwest Communications Company, 701 1384 11451 658 MCI Communications Services, 11492 1262 236 591 CABLE ONE, INC. Complete listing at http://thyme.rand.apnic.net/london/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 2418 941 1735 Akamai International B.V. 34984 1946 322 414 TELLCOM ILETISIM HIZMETLERI A 6849 1179 355 21 JSC "Ukrtelecom" 8551 1135 376 53 Bezeq International-Ltd 12479 1133 980 81 France Telecom Espana SA 8402 1124 544 15 OJSC "Vimpelcom" 13188 1077 98 78 TOV "Bank-Inform" 31148 1041 47 41 Freenet Ltd. 9198 974 352 25 JSC Kazakhtelecom Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 3429 541 148 Telmex Colombia S.A. 8151 2151 3389 512 Uninet S.A. de C.V. 7303 1594 944 241 Telecom Argentina S.A. 11830 1449 366 25 Instituto Costarricense de El 6503 1434 453 57 Axtel, S.A.B. de C.V. 6147 1036 377 27 Telefonica del Peru S.A.A. 28573 1000 2177 154 NET Serviços de Comunicação S 7738 994 1882 41 Telemar Norte Leste S.A. 26615 994 2325 34 Tim Celular S.A. 3816 990 478 188 COLOMBIA TELECOMUNICACIONES S Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 8452 1413 1472 15 TE-AS 24863 1177 402 35 Link Egypt (Link.NET) 37611 623 48 2 Afrihost-Brevis Computer Serv 36903 584 294 104 Office National des Postes et 36992 469 1239 29 ETISALAT MISR 37492 356 215 64 Orange Tunisie 24835 332 146 12 Vodafone Data 29571 265 21 11 Cote d'Ivoire Telecom 2018 249 327 74 TENET (The UNINET Project) 37054 225 20 7 Data Telecom Service Complete listing at http://thyme.rand.apnic.net/london/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 10620 3429 541 148 Telmex Colombia S.A. 22773 3293 2948 148 Cox Communications Inc. 7545 3166 350 178 TPG Telecom Limited 17974 2909 914 96 PT Telekomunikasi Indonesia 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 20940 2418 941 1735 Akamai International B.V. 6389 2412 3687 42 BellSouth.net Inc. 4766 2395 11134 796 Korea Telecom 9829 2345 1445 420 National Internet Backbone 18566 2206 394 276 MegaPath Corporation Complete listing at http://thyme.rand.apnic.net/london/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 22773 3293 3145 Cox Communications Inc. 7545 3166 2988 TPG Telecom Limited 17974 2909 2813 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2412 2370 BellSouth.net Inc. 18566 2206 1930 MegaPath Corporation 9829 2345 1925 National Internet Backbone 4755 2070 1835 TATA Communications formerly 9808 1752 1732 Guangdong Mobile Communicatio 8151 2151 1639 Uninet S.A. de C.V. Complete listing at http://thyme.rand.apnic.net/london/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 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 6461 Abovenet Communicati 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I 65333 PRIVATE 10.0.0.0/8 0 * 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/london/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.0.0.0/8 65333 Reserved 100.64.0.0/10 65333 Reserved 169.254.0.0/16 65333 Reserved 172.16.0.0/12 65333 Reserved 192.0.0.0/24 65333 Reserved 192.0.2.0/24 65333 Reserved 192.168.0.0/16 0 * 198.18.0.0/15 65333 Reserved 198.51.100.0/24 65333 Reserved 203.0.113.0/24 65333 Reserved Complete listing at http://thyme.rand.apnic.net/london/data-dsua 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/london/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 /10:36 /11:102 /12:267 /13:506 /14:1027 /15:1750 /16:12909 /17:7318 /18:12343 /19:25121 /20:36548 /21:38674 /22:64196 /23:55009 /24:316928 /25:7 /26:8 /27:13 /28:103 /29:244 /30:486 /31:0 /32:84 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2478 3293 Cox Communications Inc. 39891 2472 2515 SaudiNet, Saudi Telecom Compa 18566 2108 2206 MegaPath Corporation 6389 1531 2412 BellSouth.net Inc. 30036 1525 1710 Mediacom Communications Corp 6983 1341 1695 EarthLink, Inc. 10620 1315 3429 Telmex Colombia S.A. 34984 1236 1946 TELLCOM ILETISIM HIZMETLERI A 11492 1171 1262 CABLE ONE, INC. 6849 997 1179 JSC "Ukrtelecom" Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1594 2:737 4:17 5:2105 6:27 8:855 12:1785 13:36 14:1649 15:22 16:2 17:68 18:20 20:48 23:1366 24:1740 27:2193 31:1730 32:33 33:2 34:2 35:4 36:230 37:2363 38:1170 39:26 40:85 41:3225 42:371 43:1635 44:40 45:1679 46:2410 47:70 49:1112 50:845 51:3 52:73 54:181 55:2 56:6 57:47 58:1451 59:778 60:561 61:1781 62:1452 63:1920 64:4447 65:2182 66:4080 67:2055 68:1107 69:3328 70:1040 71:463 72:1979 74:2544 75:357 76:430 77:1327 78:1270 79:824 80:1317 81:1369 82:899 83:669 84:791 85:1582 86:467 87:1040 88:563 89:1938 90:166 91:6037 92:852 93:2319 94:2361 95:2290 96:470 97:352 98:951 99:45 100:72 101:958 103:9678 104:2223 105:99 106:385 107:1145 108:633 109:2128 110:1221 111:1621 112:927 113:1244 114:1102 115:1643 116:1443 117:1341 118:1997 119:1517 120:500 121:1103 122:2179 123:2013 124:1558 125:1619 128:671 129:357 130:424 131:1264 132:526 133:171 134:438 135:122 136:350 137:329 138:1680 139:194 140:224 141:474 142:619 143:845 144:600 145:160 146:817 147:595 148:1469 149:460 150:644 151:824 152:593 153:269 154:585 155:895 156:468 157:425 158:344 159:999 160:421 161:719 162:2201 163:514 164:710 165:1115 166:303 167:1015 168:1508 169:603 170:1495 171:261 172:459 173:1634 174:719 175:852 176:1506 177:4035 178:2227 179:1066 180:2065 181:1650 182:1906 183:681 184:788 185:5770 186:3045 187:1980 188:2065 189:1787 190:7658 191:1237 192:8828 193:5719 194:4346 195:3729 196:1655 197:1352 198:5453 199:5542 200:6827 201:3711 202:9330 203:9467 204:4566 205:2695 206:2880 207:2996 208:4032 209:3853 210:3417 211:1746 212:2597 213:2167 214:809 215:74 216:5712 217:1913 218:673 219:342 220:1655 221:851 222:459 223:891 End of report