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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri May 13 20:09:01 CEST 2016
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 at lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz at gmail.com>. Routing Table Report 04:00 +10GMT Sat 14 May, 2016 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 593720 Prefixes after maximum aggregation (per Origin AS): 217775 Deaggregation factor: 2.73 Unique aggregates announced (without unneeded subnets): 290742 Total ASes present in the Internet Routing Table: 53727 Prefixes per ASN: 11.05 Origin-only ASes present in the Internet Routing Table: 36600 Origin ASes announcing only one prefix: 15688 Transit ASes present in the Internet Routing Table: 6437 Transit-only ASes present in the Internet Routing Table: 171 Average AS path length visible in the Internet Routing Table: 4.3 Max AS path length visible: 39 Max AS path prepend of ASN ( 40285) 33 Prefixes from unregistered ASNs in the Routing Table: 1414 Unregistered ASNs in the Routing Table: 444 Number of 32-bit ASNs allocated by the RIRs: 13845 Number of 32-bit ASNs visible in the Routing Table: 10690 Prefixes from 32-bit ASNs in the Routing Table: 42050 Number of bogon 32-bit ASNs visible in the Routing Table: 3 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 386 Number of addresses announced to Internet: 2811463492 Equivalent to 167 /8s, 147 /16s and 135 /24s Percentage of available address space announced: 75.9 Percentage of allocated address space announced: 75.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 98.1 Total number of prefixes smaller than registry allocations: 193775 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 151912 Total APNIC prefixes after maximum aggregation: 42356 APNIC Deaggregation factor: 3.59 Prefixes being announced from the APNIC address blocks: 162829 Unique aggregates announced from the APNIC address blocks: 66401 APNIC Region origin ASes present in the Internet Routing Table: 5177 APNIC Prefixes per ASN: 31.45 APNIC Region origin ASes announcing only one prefix: 1181 APNIC Region transit ASes present in the Internet Routing Table: 913 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 2070 Number of APNIC addresses announced to Internet: 755234628 Equivalent to 45 /8s, 3 /16s and 247 /24s Percentage of available APNIC address space announced: 88.3 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: 181169 Total ARIN prefixes after maximum aggregation: 89627 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 186526 Unique aggregates announced from the ARIN address blocks: 88714 ARIN Region origin ASes present in the Internet Routing Table: 16363 ARIN Prefixes per ASN: 11.40 ARIN Region origin ASes announcing only one prefix: 5835 ARIN Region transit ASes present in the Internet Routing Table: 1713 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1199 Number of ARIN addresses announced to Internet: 1101775680 Equivalent to 65 /8s, 171 /16s and 195 /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, 393216-397212 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: 142528 Total RIPE prefixes after maximum aggregation: 70293 RIPE Deaggregation factor: 2.03 Prefixes being announced from the RIPE address blocks: 151781 Unique aggregates announced from the RIPE address blocks: 93519 RIPE Region origin ASes present in the Internet Routing Table: 18087 RIPE Prefixes per ASN: 8.39 RIPE Region origin ASes announcing only one prefix: 7914 RIPE Region transit ASes present in the Internet Routing Table: 3016 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 29 Number of RIPE region 32-bit ASNs visible in the Routing Table: 4740 Number of RIPE addresses announced to Internet: 704636544 Equivalent to 41 /8s, 255 /16s and 230 /24s Percentage of available RIPE address space announced: 102.4 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: 61743 Total LACNIC prefixes after maximum aggregation: 12246 LACNIC Deaggregation factor: 5.04 Prefixes being announced from the LACNIC address blocks: 76062 Unique aggregates announced from the LACNIC address blocks: 35972 LACNIC Region origin ASes present in the Internet Routing Table: 2475 LACNIC Prefixes per ASN: 30.73 LACNIC Region origin ASes announcing only one prefix: 576 LACNIC Region transit ASes present in the Internet Routing Table: 558 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 23 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2469 Number of LACNIC addresses announced to Internet: 170943808 Equivalent to 10 /8s, 48 /16s and 101 /24s Percentage of available LACNIC address space announced: 101.9 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: 14214 Total AfriNIC prefixes after maximum aggregation: 3215 AfriNIC Deaggregation factor: 4.42 Prefixes being announced from the AfriNIC address blocks: 16136 Unique aggregates announced from the AfriNIC address blocks: 5791 AfriNIC Region origin ASes present in the Internet Routing Table: 738 AfriNIC Prefixes per ASN: 21.86 AfriNIC Region origin ASes announcing only one prefix: 182 AfriNIC Region transit ASes present in the Internet Routing Table: 168 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 18 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 212 Number of AfriNIC addresses announced to Internet: 78489600 Equivalent to 4 /8s, 173 /16s and 168 /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 4538 5558 4192 76 China Education and Research 7545 3307 354 213 TPG Telecom Limited 4766 3167 11145 1123 Korea Telecom 17974 2937 914 96 PT Telekomunikasi Indonesia 9829 2469 1467 464 National Internet Backbone 4755 2095 432 243 TATA Communications formerly 9808 1928 8717 30 Guangdong Mobile Communicatio 4808 1659 2299 551 CNCGROUP IP network China169 9583 1512 122 562 Sify Limited 38197 1501 93 215 Sun Network (Hong Kong) Limit 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 3250 2947 137 Cox Communications Inc. 6389 2301 3671 41 BellSouth.net Inc. 18566 2204 394 275 MegaPath Corporation 20115 1920 1937 403 Charter Communications 30036 1722 342 356 Mediacom Communications Corp 6983 1689 849 232 EarthLink, Inc. 209 1613 4680 1267 Qwest Communications Company, 4323 1519 985 376 tw telecom holdings, inc. 16625 1314 484 694 Akamai Technologies, Inc. 701 1296 10718 704 MCI Communications Services, 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 2901 151 11 SaudiNet, Saudi Telecom Compa 20940 2544 981 1835 Akamai International B.V. 34984 1964 326 357 TELLCOM ILETISIM HIZMETLERI A 8551 1228 376 55 Bezeq International-Ltd 12479 1202 996 88 France Telecom Espana SA 6849 1148 355 21 JSC "Ukrtelecom" 13188 1078 98 65 TOV "Bank-Inform" 8402 1028 544 15 OJSC "Vimpelcom" 31148 1026 47 45 Freenet Ltd. 9198 939 352 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 3479 542 134 Telmex Colombia S.A. 8151 2243 3406 563 Uninet S.A. de C.V. 7303 1511 940 234 Telecom Argentina S.A. 11830 1481 368 52 Instituto Costarricense de El 6503 1475 437 55 Axtel, S.A.B. de C.V. 6147 1158 377 27 Telefonica del Peru S.A.A. 26615 1016 2325 34 Tim Celular S.A. 3816 997 478 186 COLOMBIA TELECOMUNICACIONES S 7738 994 1882 40 Telemar Norte Leste S.A. 11172 905 125 77 Alestra, S. de R.L. de C.V. 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 1261 402 45 Link Egypt (Link.NET) 37611 648 48 2 Afrihost-Brevis Computer Serv 36903 625 314 106 Office National des Postes et 36992 511 1357 26 ETISALAT MISR 8452 505 1471 15 TE-AS 37492 395 234 68 Orange Tunisie 24835 329 402 15 Vodafone Data 29571 301 37 13 Cote d'Ivoire Telecom 2018 257 327 74 TENET (The UNINET Project) 36947 240 807 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 4538 5558 4192 76 China Education and Research 10620 3479 542 134 Telmex Colombia S.A. 7545 3307 354 213 TPG Telecom Limited 22773 3250 2947 137 Cox Communications Inc. 4766 3167 11145 1123 Korea Telecom 17974 2937 914 96 PT Telekomunikasi Indonesia 39891 2901 151 11 SaudiNet, Saudi Telecom Compa 20940 2544 981 1835 Akamai International B.V. 9829 2469 1467 464 National Internet Backbone 6389 2301 3671 41 BellSouth.net Inc. 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 3479 3345 Telmex Colombia S.A. 22773 3250 3113 Cox Communications Inc. 7545 3307 3094 TPG Telecom Limited 39891 2901 2890 SaudiNet, Saudi Telecom Compa 17974 2937 2841 PT Telekomunikasi Indonesia 6389 2301 2260 BellSouth.net Inc. 4766 3167 2044 Korea Telecom 9829 2469 2005 National Internet Backbone 18566 2204 1929 MegaPath Corporation 9808 1928 1898 Guangdong Mobile Communicatio 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 16589 UNALLOCATED 8.20.247.0/24 35838 CCANET Limited 16589 UNALLOCATED 8.26.56.0/24 35838 CCANET Limited 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 27205 UNALLOCATED 8.38.20.0/24 32787 Prolexic Technologie Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.190.0.0/24 63393 BOOM NET 23.226.112.0/20 62788 >>UNKNOWN<< 23.249.144.0/20 40430 colo4jax, LLC 27.100.7.0/24 56096 >>UNKNOWN<< 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<< 41.73.5.0/24 37004 >>UNKNOWN<< 41.73.6.0/24 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 /12:267 /13:509 /14:1037 /15:1761 /16:13022 /17:7635 /18:12747 /19:25946 /20:37976 /21:39776 /22:65656 /23:57370 /24:328155 /25:554 /26:597 /27:421 /28:46 /29:32 /30:14 /31:1 /32:32 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 39891 2664 2901 SaudiNet, Saudi Telecom Compa 22773 2478 3250 Cox Communications Inc. 18566 2106 2204 MegaPath Corporation 30036 1536 1722 Mediacom Communications Corp 6389 1477 2301 BellSouth.net Inc. 10620 1370 3479 Telmex Colombia S.A. 6983 1338 1689 EarthLink, Inc. 34984 1248 1964 TELLCOM ILETISIM HIZMETLERI A 11492 1193 1289 CABLE ONE, INC. 6849 968 1148 JSC "Ukrtelecom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1578 2:728 4:21 5:2070 6:28 8:955 12:1776 13:39 14:1684 15:45 16:2 17:84 18:89 20:48 23:1593 24:1772 27:2273 31:1765 32:59 33:2 34:2 35:5 36:303 37:2297 38:1217 39:28 40:91 41:2849 42:395 43:1757 44:42 45:1843 46:2518 47:79 49:1166 50:872 51:34 52:181 54:329 55:6 56:6 57:42 58:1541 59:866 60:347 61:1822 62:1477 63:1919 64:4441 65:2155 66:4246 67:2153 68:1088 69:3284 70:1101 71:469 72:1990 74:2543 75:344 76:348 77:1369 78:1264 79:839 80:1267 81:1348 82:952 83:697 84:815 85:1581 86:474 87:1052 88:561 89:1995 90:174 91:6063 92:899 93:2334 94:2338 95:2313 96:518 97:358 98:935 99:46 100:74 101:1046 103:10738 104:2466 105:123 106:398 107:1166 108:669 109:2187 110:1249 111:1654 112:989 113:1143 114:1046 115:1576 116:1579 117:1428 118:2050 119:1617 120:932 121:1176 122:2160 123:2008 124:1568 125:1717 128:690 129:402 130:407 131:1327 132:636 133:176 134:453 135:126 136:374 137:352 138:1716 139:261 140:543 141:458 142:641 143:923 144:694 145:157 146:867 147:637 148:1473 149:505 150:647 151:877 152:579 153:281 154:624 155:944 156:493 157:415 158:355 159:1120 160:480 161:708 162:2332 163:560 164:900 165:1056 166:318 167:1148 168:1804 169:660 170:1569 171:263 172:553 173:1645 174:742 175:737 176:1738 177:3971 178:2209 179:1157 180:2055 181:1776 182:1894 183:949 184:808 185:6373 186:2996 187:2134 188:2127 189:1723 190:7731 191:1249 192:8947 193:5736 194:4377 195:3767 196:1695 197:1038 198:5558 199:5713 200:6967 201:3725 202:10118 203:9635 204:4519 205:2727 206:2978 207:3122 208:4053 209:3840 210:3912 211:2053 212:2695 213:2232 214:852 215:71 216:5787 217:1941 218:792 219:593 220:1680 221:870 222:664 223:1222 End of report
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