Routing Table Report 08:00 +10GMT Thu 18 Feb, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/ Analysis Summary ---------------- BGP routing table entries examined: 571832 Prefixes after maximum aggregation (per Origin AS): 213247 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 284407 Total ASes present in the Internet Routing Table: 52718 Prefixes per ASN: 10.85 Origin-only ASes present in the Internet Routing Table: 36471 Origin ASes announcing only one prefix: 15808 Transit ASes present in the Internet Routing Table: 6436 Transit-only ASes present in the Internet Routing Table: 164 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: 1124 Unregistered ASNs in the Routing Table: 401 Number of 32-bit ASNs allocated by the RIRs: 12734 Number of 32-bit ASNs visible in the Routing Table: 9811 Prefixes from 32-bit ASNs in the Routing Table: 37546 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: 411 Number of addresses announced to Internet: 2827325440 Equivalent to 168 /8s, 133 /16s and 144 /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: 190239 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 138815 Total APNIC prefixes after maximum aggregation: 40244 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 148948 Unique aggregates announced from the APNIC address blocks: 64022 APNIC Region origin ASes present in the Internet Routing Table: 5091 APNIC Prefixes per ASN: 29.26 APNIC Region origin ASes announcing only one prefix: 1185 APNIC Region transit ASes present in the Internet Routing Table: 867 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: 1868 Number of APNIC addresses announced to Internet: 750619136 Equivalent to 44 /8s, 189 /16s and 138 /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: 177991 Total ARIN prefixes after maximum aggregation: 88234 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 182677 Unique aggregates announced from the ARIN address blocks: 87099 ARIN Region origin ASes present in the Internet Routing Table: 16383 ARIN Prefixes per ASN: 11.15 ARIN Region origin ASes announcing only one prefix: 5900 ARIN Region transit ASes present in the Internet Routing Table: 1729 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: 1013 Number of ARIN addresses announced to Internet: 1101884672 Equivalent to 65 /8s, 173 /16s and 109 /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: 140435 Total RIPE prefixes after maximum aggregation: 69496 RIPE Deaggregation factor: 2.02 Prefixes being announced from the RIPE address blocks: 148759 Unique aggregates announced from the RIPE address blocks: 91690 RIPE Region origin ASes present in the Internet Routing Table: 18049 RIPE Prefixes per ASN: 8.24 RIPE Region origin ASes announcing only one prefix: 7947 RIPE Region transit ASes present in the Internet Routing Table: 3043 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: 4475 Number of RIPE addresses announced to Internet: 702998272 Equivalent to 41 /8s, 230 /16s and 231 /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: 61204 Total LACNIC prefixes after maximum aggregation: 12032 LACNIC Deaggregation factor: 5.09 Prefixes being announced from the LACNIC address blocks: 74559 Unique aggregates announced from the LACNIC address blocks: 34961 LACNIC Region origin ASes present in the Internet Routing Table: 2457 LACNIC Prefixes per ASN: 30.35 LACNIC Region origin ASes announcing only one prefix: 585 LACNIC Region transit ASes present in the Internet Routing Table: 533 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: 2266 Number of LACNIC addresses announced to Internet: 170551552 Equivalent to 10 /8s, 42 /16s and 105 /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: 14656 Total AfriNIC prefixes after maximum aggregation: 3200 AfriNIC Deaggregation factor: 4.58 Prefixes being announced from the AfriNIC address blocks: 16477 Unique aggregates announced from the AfriNIC address blocks: 6262 AfriNIC Region origin ASes present in the Internet Routing Table: 737 AfriNIC Prefixes per ASN: 22.36 AfriNIC Region origin ASes announcing only one prefix: 191 AfriNIC Region transit ASes present in the Internet Routing Table: 178 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 189 Number of AfriNIC addresses announced to Internet: 78564608 Equivalent to 4 /8s, 174 /16s and 205 /24s Percentage of available AfriNIC address space announced: 78.0 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 3127 350 177 TPG Telecom Limited 17974 2885 914 96 PT Telekomunikasi Indonesia 4766 2410 11135 805 Korea Telecom 9829 2377 1446 421 National Internet Backbone 4755 2072 432 236 TATA Communications formerly 9808 1753 8640 20 Guangdong Mobile Communicatio 4808 1610 2277 512 CNCGROUP IP network China169 9583 1516 121 568 Sify Limited 17488 1445 231 228 Hathway IP Over Cable Interne 9498 1419 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 3295 2948 148 Cox Communications Inc. 6389 2412 3687 42 BellSouth.net Inc. 18566 2206 394 276 MegaPath Corporation 20115 1911 1917 411 Charter Communications 30036 1704 340 274 Mediacom Communications Corp 6983 1694 849 236 EarthLink, Inc. 4323 1579 1023 390 tw telecom holdings, inc. 209 1474 4486 1196 Qwest Communications Company, 701 1384 11451 658 MCI Communications Services, 11492 1258 236 588 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 2401 933 1722 Akamai International B.V. 34984 1948 322 417 TELLCOM ILETISIM HIZMETLERI A 6849 1170 355 21 JSC "Ukrtelecom" 8551 1135 376 53 Bezeq International-Ltd 12479 1134 979 76 France Telecom Espana SA 8402 1130 544 15 OJSC "Vimpelcom" 13188 1078 98 78 TOV "Bank-Inform" 31148 1041 47 41 Freenet Ltd. 9198 962 352 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 3425 540 154 Telmex Colombia S.A. 8151 2158 3389 515 Uninet S.A. de C.V. 7303 1590 944 240 Telecom Argentina S.A. 11830 1449 366 25 Instituto Costarricense de El 6503 1434 453 57 Axtel, S.A.B. de C.V. 28573 1041 2177 154 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 990 2325 34 Tim Celular S.A. 3816 988 478 188 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 1419 1472 15 TE-AS 24863 1198 402 35 Link Egypt (Link.NET) 37611 622 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 240 323 73 TENET (The UNINET Project) 37054 235 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 3425 540 154 Telmex Colombia S.A. 22773 3295 2948 148 Cox Communications Inc. 7545 3127 350 177 TPG Telecom Limited 17974 2885 914 96 PT Telekomunikasi Indonesia 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 6389 2412 3687 42 BellSouth.net Inc. 4766 2410 11135 805 Korea Telecom 20940 2401 933 1722 Akamai International B.V. 9829 2377 1446 421 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 3295 3147 Cox Communications Inc. 7545 3127 2950 TPG Telecom Limited 17974 2885 2789 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2412 2370 BellSouth.net Inc. 9829 2377 1956 National Internet Backbone 18566 2206 1930 MegaPath Corporation 4755 2072 1836 TATA Communications formerly 9808 1753 1733 Guangdong Mobile Communicatio 8151 2158 1643 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 23.188.0.0/24 16437 Infinity Broadband Ltd 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<< 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 /13:505 /14:1023 /15:1742 /16:12913 /17:7338 /18:12364 /19:25122 /20:36537 /21:38549 /22:63874 /23:54740 /24:315761 /25:7 /26:8 /27:12 /28:103 /29:240 /30:475 /31:0 /32:84 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2480 3295 Cox Communications Inc. 39891 2472 2515 SaudiNet, Saudi Telecom Compa 18566 2108 2206 MegaPath Corporation 6389 1531 2412 BellSouth.net Inc. 30036 1519 1704 Mediacom Communications Corp 6983 1341 1694 EarthLink, Inc. 10620 1314 3425 Telmex Colombia S.A. 34984 1235 1948 TELLCOM ILETISIM HIZMETLERI A 11492 1167 1258 CABLE ONE, INC. 6849 988 1170 JSC "Ukrtelecom" Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1588 2:741 4:17 5:2112 6:26 8:854 12:1785 13:36 14:1611 15:23 16:2 17:68 18:20 20:48 23:1350 24:1738 27:2227 31:1730 32:33 33:2 34:2 35:4 36:226 37:2369 38:1167 39:23 40:82 41:3223 42:370 43:1647 44:42 45:1663 46:2410 47:69 49:1112 50:845 51:3 52:65 54:156 55:3 56:6 57:47 58:1443 59:775 60:552 61:1755 62:1450 63:1898 64:4447 65:2176 66:4072 67:2071 68:1107 69:3315 70:1041 71:462 72:1978 74:2541 75:358 76:429 77:1329 78:1260 79:825 80:1318 81:1366 82:897 83:663 84:799 85:1584 86:472 87:1043 88:558 89:1932 90:164 91:6035 92:846 93:2319 94:2351 95:2290 96:469 97:351 98:944 99:45 100:71 101:907 103:9645 104:2211 105:100 106:391 107:1127 108:633 109:2160 110:1205 111:1606 112:901 113:1183 114:1103 115:1614 116:1460 117:1337 118:1982 119:1535 120:501 121:1098 122:2180 123:1999 124:1546 125:1624 128:668 129:357 130:423 131:1231 132:490 133:173 134:438 135:121 136:348 137:324 138:1666 139:194 140:223 141:474 142:617 143:828 144:591 145:160 146:815 147:593 148:1468 149:463 150:638 151:828 152:589 153:269 154:584 155:898 156:469 157:425 158:344 159:996 160:421 161:735 162:2191 163:504 164:704 165:1114 166:303 167:1001 168:1486 169:599 170:1489 171:253 172:429 173:1619 174:718 175:828 176:1511 177:3959 178:2241 179:1051 180:2035 181:1635 182:1837 183:676 184:784 185:5730 186:3055 187:1983 188:2054 189:1760 190:7622 191:1243 192:8810 193:5713 194:4345 195:3722 196:1650 197:1334 198:5450 199:5517 200:6839 201:3706 202:9351 203:9453 204:4553 205:2686 206:2872 207:2990 208:4020 209:3857 210:3412 211:1749 212:2588 213:2159 214:807 215:72 216:5696 217:1904 218:672 219:339 220:1643 221:849 222:452 223:882 End of report