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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Feb 7 19:12:00 CET 2014
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, LacNOG, TRNOG, CaribNOG and the RIPE Routing Working Group. 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 08 Feb, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 481577 Prefixes after maximum aggregation: 191369 Deaggregation factor: 2.52 Unique aggregates announced to Internet: 238471 Total ASes present in the Internet Routing Table: 46105 Prefixes per ASN: 10.45 Origin-only ASes present in the Internet Routing Table: 35582 Origin ASes announcing only one prefix: 16383 Transit ASes present in the Internet Routing Table: 6020 Transit-only ASes present in the Internet Routing Table: 167 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 53 Max AS path prepend of ASN ( 50404) 51 Prefixes from unregistered ASNs in the Routing Table: 1861 Unregistered ASNs in the Routing Table: 496 Number of 32-bit ASNs allocated by the RIRs: 5908 Number of 32-bit ASNs visible in the Routing Table: 4503 Prefixes from 32-bit ASNs in the Routing Table: 14343 Number of bogon 32-bit ASNs visible in the Routing Table: 15 Special use prefixes present in the Routing Table: 12 Prefixes being announced from unallocated address space: 450 Number of addresses announced to Internet: 2666891428 Equivalent to 158 /8s, 245 /16s and 136 /24s Percentage of available address space announced: 72.0 Percentage of allocated address space announced: 72.0 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.7 Total number of prefixes smaller than registry allocations: 168062 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 114263 Total APNIC prefixes after maximum aggregation: 34392 APNIC Deaggregation factor: 3.32 Prefixes being announced from the APNIC address blocks: 116746 Unique aggregates announced from the APNIC address blocks: 48907 APNIC Region origin ASes present in the Internet Routing Table: 4881 APNIC Prefixes per ASN: 23.92 APNIC Region origin ASes announcing only one prefix: 1216 APNIC Region transit ASes present in the Internet Routing Table: 840 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 827 Number of APNIC addresses announced to Internet: 729428480 Equivalent to 43 /8s, 122 /16s and 50 /24s Percentage of available APNIC address space announced: 85.2 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 131072-133631 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: 164783 Total ARIN prefixes after maximum aggregation: 82620 ARIN Deaggregation factor: 1.99 Prefixes being announced from the ARIN address blocks: 166088 Unique aggregates announced from the ARIN address blocks: 77127 ARIN Region origin ASes present in the Internet Routing Table: 16132 ARIN Prefixes per ASN: 10.30 ARIN Region origin ASes announcing only one prefix: 6097 ARIN Region transit ASes present in the Internet Routing Table: 1679 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 21 Number of ARIN region 32-bit ASNs visible in the Routing Table: 62 Number of ARIN addresses announced to Internet: 1077581312 Equivalent to 64 /8s, 58 /16s and 150 /24s Percentage of available ARIN address space announced: 57.0 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, 393216-394239 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: 121619 Total RIPE prefixes after maximum aggregation: 61723 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 125577 Unique aggregates announced from the RIPE address blocks: 80205 RIPE Region origin ASes present in the Internet Routing Table: 17634 RIPE Prefixes per ASN: 7.12 RIPE Region origin ASes announcing only one prefix: 8323 RIPE Region transit ASes present in the Internet Routing Table: 2867 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2613 Number of RIPE addresses announced to Internet: 656485508 Equivalent to 39 /8s, 33 /16s and 44 /24s Percentage of available RIPE address space announced: 95.4 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, 196608-200191 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: 54351 Total LACNIC prefixes after maximum aggregation: 9972 LACNIC Deaggregation factor: 5.45 Prefixes being announced from the LACNIC address blocks: 59905 Unique aggregates announced from the LACNIC address blocks: 27711 LACNIC Region origin ASes present in the Internet Routing Table: 2065 LACNIC Prefixes per ASN: 29.01 LACNIC Region origin ASes announcing only one prefix: 548 LACNIC Region transit ASes present in the Internet Routing Table: 408 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 992 Number of LACNIC addresses announced to Internet: 150415648 Equivalent to 8 /8s, 247 /16s and 41 /24s Percentage of available LACNIC address space announced: 89.7 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 262144-263679 plus 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: 12102 Total AfriNIC prefixes after maximum aggregation: 2624 AfriNIC Deaggregation factor: 4.61 Prefixes being announced from the AfriNIC address blocks: 12811 Unique aggregates announced from the AfriNIC address blocks: 4145 AfriNIC Region origin ASes present in the Internet Routing Table: 697 AfriNIC Prefixes per ASN: 18.38 AfriNIC Region origin ASes announcing only one prefix: 199 AfriNIC Region transit ASes present in the Internet Routing Table: 148 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9 Number of AfriNIC addresses announced to Internet: 50426112 Equivalent to 3 /8s, 1 /16s and 113 /24s Percentage of available AfriNIC address space announced: 50.1 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 4766 2934 11562 880 Korea Telecom 17974 2748 902 88 PT Telekomunikasi Indonesia 7545 2176 320 117 TPG Telecom Limited 4755 1823 392 194 TATA Communications formerly 9829 1585 1283 39 National Internet Backbone 9583 1297 101 535 Sify Limited 7552 1236 1082 13 Viettel Corporation 9498 1218 309 68 BHARTI Airtel Ltd. 4808 1168 2117 354 CNCGROUP IP network China169 24560 1106 376 172 Bharti Airtel Ltd., Telemedia 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 6389 3027 3688 53 BellSouth.net Inc. 22773 2326 2938 139 Cox Communications Inc. 1785 2158 690 128 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 20115 1684 1665 576 Charter Communications 4323 1623 1090 411 tw telecom holdings, inc. 701 1495 11189 765 MCI Communications Services, 30036 1370 296 570 Mediacom Communications Corp 6983 1299 772 582 ITC^Deltacom 7018 1286 18003 841 AT&T Services, 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 8402 1778 544 16 OJSC "Vimpelcom" 34984 1387 243 227 TELLCOM ILETISIM HIZMETLERI A 20940 1221 453 921 Akamai International B.V. 13188 1045 100 28 TOV "Bank-Inform" 31148 1017 45 21 Freenet Ltd. 6849 859 362 37 JSC "Ukrtelecom" 8551 827 370 41 Bezeq International-Ltd 6830 771 2327 424 Liberty Global Operations B.V 12479 704 797 55 France Telecom Espana SA 35228 553 246 16 Telefonica UK Limited 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 28573 3388 1881 82 NET Serviços de Comunicação S 10620 2722 438 213 Telmex Colombia S.A. 18881 1868 908 20 Global Village Telecom 7303 1745 1165 220 Telecom Argentina S.A. 8151 1377 2888 423 Uninet S.A. de C.V. 6503 930 434 61 Axtel, S.A.B. de C.V. 11830 869 364 15 Instituto Costarricense de El 7738 847 1626 39 Telemar Norte Leste S.A. 27947 830 93 94 Telconet S.A 6147 768 373 27 Telefonica del Peru S.A.A. 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 36998 1810 240 6 Sudanese Mobile Telephone (ZA 24863 917 380 28 Link Egypt (Link.NET) 6713 602 685 28 Office National des Postes et 8452 483 956 9 TE-AS 24835 298 144 9 Vodafone Data 36992 271 783 24 ETISALAT MISR 3741 247 921 208 Internet Solutions 29571 245 21 16 Cote d'Ivoire Telecom 15706 219 32 6 Sudatel (Sudan Telecom Co. Lt 29975 192 668 21 Vodacom 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 28573 3388 1881 82 NET Serviços de Comunicação S 6389 3027 3688 53 BellSouth.net Inc. 4766 2934 11562 880 Korea Telecom 17974 2748 902 88 PT Telekomunikasi Indonesia 10620 2722 438 213 Telmex Colombia S.A. 22773 2326 2938 139 Cox Communications Inc. 7545 2176 320 117 TPG Telecom Limited 1785 2158 690 128 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 18881 1868 908 20 Global Village Telecom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 6389 3027 2974 BellSouth.net Inc. 17974 2748 2660 PT Telekomunikasi Indonesia 10620 2722 2509 Telmex Colombia S.A. 22773 2326 2187 Cox Communications Inc. 7545 2176 2059 TPG Telecom Limited 4766 2934 2054 Korea Telecom 1785 2158 2030 PaeTec Communications, Inc. 18566 2048 1870 MegaPath Corporation 18881 1868 1848 Global Village Telecom 36998 1810 1804 Sudanese Mobile Telephone (ZA Complete listing at http://thyme.rand.apnic.net/current/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 14728 UNALLOCATED 8.8.192.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.196.0/22 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.200.0/23 3356 Level 3 Communicatio 14728 UNALLOCATED 8.8.202.0/23 3356 Level 3 Communicatio 53506 UNALLOCATED 8.17.102.0/23 2828 XO Communications 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio 46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser 46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.88.0.0/16 6697 Republican Unitary Telecommun 100.89.0.0/16 6697 Republican Unitary Telecommun 100.90.0.0/16 6697 Republican Unitary Telecommun 100.91.0.0/16 6697 Republican Unitary Telecommun 100.92.0.0/16 6697 Republican Unitary Telecommun 100.93.0.0/16 6697 Republican Unitary Telecommun 100.94.0.0/16 6697 Republican Unitary Telecommun 100.95.0.0/16 6697 Republican Unitary Telecommun 100.104.0.0/13 6697 Republican Unitary Telecommun 100.112.0.0/13 6697 Republican Unitary Telecommun Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 27.100.7.0/24 56096 >>UNKNOWN<< 41.73.1.0/24 37004 Suburban Telecom 41.73.2.0/24 37004 Suburban Telecom 41.73.3.0/24 37004 Suburban Telecom 41.73.4.0/24 37004 Suburban Telecom 41.73.7.0/24 37004 Suburban Telecom 41.73.8.0/24 37004 Suburban Telecom 41.73.10.0/24 37004 Suburban Telecom 41.73.11.0/24 37004 Suburban Telecom 41.73.12.0/24 37004 Suburban Telecom 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 /10:30 /11:92 /12:253 /13:477 /14:952 /15:1656 /16:12880 /17:6822 /18:11519 /19:23772 /20:33466 /21:36102 /22:51389 /23:44752 /24:255205 /25:778 /26:933 /27:422 /28:12 /29:17 /30:8 /31:0 /32:11 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2003 2048 MegaPath Corporation 36998 1771 1810 Sudanese Mobile Telephone (ZA 6389 1697 3027 BellSouth.net Inc. 22773 1570 2326 Cox Communications Inc. 8402 1456 1778 OJSC "Vimpelcom" 30036 1209 1370 Mediacom Communications Corp 11492 1162 1200 CABLE ONE, INC. 1785 1161 2158 PaeTec Communications, Inc. 6983 1039 1299 ITC^Deltacom 22561 980 1264 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:950 2:776 3:3 4:16 5:897 6:21 8:658 12:1858 13:3 14:940 15:9 16:3 17:23 18:19 20:36 23:669 24:1725 27:1737 31:1561 32:44 33:2 34:5 36:121 37:1898 38:923 39:4 40:191 41:3287 42:244 44:17 46:2170 47:12 49:664 50:895 52:12 54:45 55:3 57:26 58:1143 59:590 60:369 61:1511 62:1235 63:1959 64:4376 65:2248 66:4151 67:2031 68:1031 69:3301 70:867 71:471 72:2011 74:2643 75:313 76:308 77:1184 78:1035 79:693 80:1324 81:1102 82:672 83:740 84:721 85:1263 86:475 87:1032 88:523 89:1760 90:152 91:5731 92:672 93:1651 94:2074 95:1460 96:533 97:351 98:1072 99:39 100:32 101:768 103:4122 105:536 106:143 107:433 108:539 109:2090 110:967 111:1239 112:610 113:824 114:773 115:1084 116:1026 117:841 118:1244 119:1305 120:327 121:789 122:1911 123:1260 124:1384 125:1445 128:642 129:241 130:362 131:659 132:356 133:157 134:318 135:74 136:281 137:260 138:349 139:153 140:203 141:357 142:552 143:435 144:498 145:99 146:598 147:412 148:789 149:344 150:151 151:567 152:421 153:207 154:80 155:522 156:317 157:368 158:293 159:836 160:356 161:466 162:1109 163:217 164:672 165:597 166:278 167:592 168:1046 169:124 170:1176 171:196 172:14 173:1603 174:683 175:572 176:1422 177:2714 178:1950 179:440 180:1620 181:994 182:1434 183:494 184:658 185:1248 186:2760 187:1439 188:2004 189:1278 190:7435 191:44 192:7092 193:5449 194:4005 195:3368 196:1369 197:1086 198:4884 199:5551 200:6086 201:2551 202:9038 203:8896 204:4483 205:2644 206:2924 207:2829 208:3970 209:3653 210:3098 211:1639 212:2228 213:2013 214:870 215:84 216:5507 217:1695 218:566 219:324 220:1272 221:593 222:335 223:591 End of report
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