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[bgp-stats] Routing Table Report - London view
Routing Table Report 08:00 +10GMT Fri 12 Feb, 2016
Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/london/
Analysis Summary ----------------
BGP routing table entries examined: 571175 Prefixes after maximum aggregation (per Origin AS): 213224 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 283704 Total ASes present in the Internet Routing Table: 52643 Prefixes per ASN: 10.85 Origin-only ASes present in the Internet Routing Table: 36480 Origin ASes announcing only one prefix: 15822 Transit ASes present in the Internet Routing Table: 6421 Transit-only ASes present in the Internet Routing Table: 158 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: 1127 Unregistered ASNs in the Routing Table: 403 Number of 32-bit ASNs allocated by the RIRs: 12682 Number of 32-bit ASNs visible in the Routing Table: 9742 Prefixes from 32-bit ASNs in the Routing Table: 37229 Number of bogon 32-bit ASNs visible in the Routing Table: 20 Special use prefixes present in the Routing Table: 10 Prefixes being announced from unallocated address space: 422 Number of addresses announced to Internet: 2826375936 Equivalent to 168 /8s, 119 /16s and 19 /24s Percentage of available address space announced: 76.3 Percentage of allocated address space announced: 76.3 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: 189937
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 138509 Total APNIC prefixes after maximum aggregation: 40121 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 148504 Unique aggregates announced from the APNIC address blocks: 63763 APNIC Region origin ASes present in the Internet Routing Table: 5085 APNIC Prefixes per ASN: 29.20 APNIC Region origin ASes announcing only one prefix: 1185 APNIC Region transit ASes present in the Internet Routing Table: 865 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: 1852 Number of APNIC addresses announced to Internet: 751072512 Equivalent to 44 /8s, 196 /16s and 117 /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: 178201 Total ARIN prefixes after maximum aggregation: 88413 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 182870 Unique aggregates announced from the ARIN address blocks: 87057 ARIN Region origin ASes present in the Internet Routing Table: 16386 ARIN Prefixes per ASN: 11.16 ARIN Region origin ASes announcing only one prefix: 5913 ARIN Region transit ASes present in the Internet Routing Table: 1722 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: 998 Number of ARIN addresses announced to Internet: 1101814784 Equivalent to 65 /8s, 172 /16s and 92 /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: 139979 Total RIPE prefixes after maximum aggregation: 69487 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 148163 Unique aggregates announced from the RIPE address blocks: 91417 RIPE Region origin ASes present in the Internet Routing Table: 18051 RIPE Prefixes per ASN: 8.21 RIPE Region origin ASes announcing only one prefix: 7949 RIPE Region transit ASes present in the Internet Routing Table: 3035 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: 4446 Number of RIPE addresses announced to Internet: 702345984 Equivalent to 41 /8s, 220 /16s and 243 /24s Percentage of available RIPE address space announced: 102.1
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: 61418 Total LACNIC prefixes after maximum aggregation: 11945 LACNIC Deaggregation factor: 5.14 Prefixes being announced from the LACNIC address blocks: 74760 Unique aggregates announced from the LACNIC address blocks: 34876 LACNIC Region origin ASes present in the Internet Routing Table: 2456 LACNIC Prefixes per ASN: 30.44 LACNIC Region origin ASes announcing only one prefix: 582 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: 2258 Number of LACNIC addresses announced to Internet: 170554624 Equivalent to 10 /8s, 42 /16s and 117 /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: 14648 Total AfriNIC prefixes after maximum aggregation: 3217 AfriNIC Deaggregation factor: 4.55 Prefixes being announced from the AfriNIC address blocks: 16455 Unique aggregates announced from the AfriNIC address blocks: 6227 AfriNIC Region origin ASes present in the Internet Routing Table: 739 AfriNIC Prefixes per ASN: 22.27 AfriNIC Region origin ASes announcing only one prefix: 193 AfriNIC Region transit ASes present in the Internet Routing Table: 180 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: 188 Number of AfriNIC addresses announced to Internet: 77890816 Equivalent to 4 /8s, 164 /16s and 133 /24s Percentage of available AfriNIC address space announced: 77.4
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 3112 350 176 TPG Telecom Limited 17974 2880 914 96 PT Telekomunikasi Indonesia 4766 2403 11135 802 Korea Telecom 9829 2354 1444 411 National Internet Backbone 4755 2066 432 235 TATA Communications formerly 9808 1753 8640 20 Guangdong Mobile Communicatio 4808 1609 2275 511 CNCGROUP IP network China169 9583 1515 121 567 Sify Limited 17488 1451 232 225 Hathway IP Over Cable Interne 9498 1421 337 113 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 3301 2949 149 Cox Communications Inc. 6389 2412 3687 42 BellSouth.net Inc. 18566 2209 394 278 MegaPath Corporation 20115 1910 1914 412 Charter Communications 6983 1698 849 237 EarthLink, Inc. 30036 1688 336 311 Mediacom Communications Corp 4323 1579 1023 391 tw telecom holdings, inc. 209 1464 4339 1228 Qwest Communications Company, 701 1384 11451 658 MCI Communications Services, 11492 1239 231 604 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 2399 933 1718 Akamai International B.V. 34984 1946 322 415 TELLCOM ILETISIM HIZMETLERI A 8402 1142 544 15 OJSC "Vimpelcom" 12479 1142 982 75 France Telecom Espana SA 8551 1134 376 53 Bezeq International-Ltd 13188 1054 94 102 TOV "Bank-Inform" 31148 1041 47 41 Freenet Ltd. 9198 975 352 24 JSC Kazakhtelecom 6830 893 2712 461 Liberty Global Operations B.V
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 3431 541 146 Telmex Colombia S.A. 8151 2158 3387 516 Uninet S.A. de C.V. 7303 1589 943 243 Telecom Argentina S.A. 11830 1449 366 25 Instituto Costarricense de El 6503 1433 453 57 Axtel, S.A.B. de C.V. 6147 1240 377 27 Telefonica del Peru S.A.A. 28573 1038 2173 155 NET Serviços de Comunicação S 7738 994 1882 41 Telemar Norte Leste S.A. 3816 993 480 179 COLOMBIA TELECOMUNICACIONES S 26615 992 2325 34 Tim Celular S.A.
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 1433 1472 15 TE-AS 24863 1192 402 39 Link Egypt (Link.NET) 37611 608 41 45 Afrihost-Brevis Computer Serv 36903 552 278 103 Office National des Postes et 36992 500 1235 28 ETISALAT MISR 37492 353 214 70 Orange Tunisie 24835 332 146 12 Vodafone Data 37054 265 20 7 Data Telecom Service 29571 264 21 11 Cote d'Ivoire Telecom 2018 236 323 73 TENET (The UNINET Project)
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 3431 541 146 Telmex Colombia S.A. 22773 3301 2949 149 Cox Communications Inc. 7545 3112 350 176 TPG Telecom Limited 17974 2880 914 96 PT Telekomunikasi Indonesia 39891 2515 135 9 SaudiNet, Saudi Telecom Compa 6389 2412 3687 42 BellSouth.net Inc. 4766 2403 11135 802 Korea Telecom 20940 2399 933 1718 Akamai International B.V. 9829 2354 1444 411 National Internet Backbone 18566 2209 394 278 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 3301 3152 Cox Communications Inc. 7545 3112 2936 TPG Telecom Limited 17974 2880 2784 PT Telekomunikasi Indonesia 39891 2515 2506 SaudiNet, Saudi Telecom Compa 6389 2412 2370 BellSouth.net Inc. 9829 2354 1943 National Internet Backbone 18566 2209 1931 MegaPath Corporation 4755 2066 1831 TATA Communications formerly 9808 1753 1733 Guangdong Mobile Communicatio 8151 2158 1642 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<< 23.249.144.0/21 40430 colo4jax, LLC 23.249.144.0/20 40430 colo4jax, LLC 23.249.152.0/21 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<<
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 /12:266 /13:504 /14:1018 /15:1740 /16:12898 /17:7308 /18:12343 /19:25134 /20:36561 /21:38556 /22:63755 /23:54374 /24:315607 /25:7 /26:8 /27:13 /28:104 /29:245 /30:480 /31:0 /32:86
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 22773 2485 3301 Cox Communications Inc. 39891 2472 2515 SaudiNet, Saudi Telecom Compa 18566 2111 2209 MegaPath Corporation 6389 1531 2412 BellSouth.net Inc. 30036 1504 1688 Mediacom Communications Corp 6983 1343 1698 EarthLink, Inc. 10620 1314 3431 Telmex Colombia S.A. 34984 1233 1946 TELLCOM ILETISIM HIZMETLERI A 11492 1149 1239 CABLE ONE, INC. 31148 960 1041 Freenet Ltd.
Complete listing at http://thyme.rand.apnic.net/london/data-sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
1:1586 2:836 4:17 5:2099 6:26 8:848 12:1788 13:34 14:1608 15:23 16:2 17:58 18:20 20:48 22:1 23:1356 24:1744 27:2222 31:1748 32:33 33:2 34:2 35:4 36:213 37:2343 38:1167 39:23 40:82 41:3231 42:369 43:1645 44:41 45:1630 46:2417 47:69 49:1112 50:842 51:3 52:65 54:150 55:5 56:6 57:47 58:1431 59:774 60:540 61:1753 62:1447 63:1896 64:4445 65:2182 66:4087 67:2060 68:1105 69:3306 70:1042 71:462 72:1977 74:2544 75:358 76:428 77:1315 78:1267 79:824 80:1309 81:1362 82:882 83:668 84:797 85:1575 86:474 87:1042 88:553 89:1935 90:164 91:6037 92:846 93:2327 94:2342 95:2284 96:469 97:352 98:947 99:45 100:71 101:870 103:9539 104:2211 105:99 106:387 107:1131 108:633 109:2163 110:1197 111:1593 112:906 113:1188 114:1104 115:1597 116:1452 117:1337 118:1981 119:1527 120:502 121:1098 122:2168 123:1991 124:1549 125:1624 128:695 129:353 130:422 131:1289 132:542 133:173 134:438 135:121 136:349 137:319 138:1671 139:194 140:222 141:473 142:613 143:818 144:592 145:151 146:814 147:592 148:1467 149:459 150:635 151:824 152:585 153:269 154:566 155:894 156:467 157:424 158:345 159:987 160:422 161:737 162:2188 163:510 164:702 165:1107 166:303 167:997 168:1462 169:593 170:1495 171:249 172:448 173:1617 174:717 175:823 176:1500 177:3964 178:2237 179:1051 180:2039 181:1669 182:1832 183:675 184:785 185:5668 186:3028 187:1960 188:2048 189:1769 190:7751 191:1241 192:8818 193:5712 194:4330 195:3712 196:1658 197:1386 198:5454 199:5529 200:6850 201:3723 202:9329 203:9424 204:4552 205:2696 206:2877 207:2985 208:4023 209:3852 210:3391 211:1747 212:2600 213:2138 214:828 215:72 216:5691 217:1906 218:673 219:340 220:1640 221:848 222:453 223:884
End of report
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