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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Aug 8 20:11:13 CEST 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 09 Aug, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 506245 Prefixes after maximum aggregation: 196119 Deaggregation factor: 2.58 Unique aggregates announced to Internet: 248983 Total ASes present in the Internet Routing Table: 47413 Prefixes per ASN: 10.68 Origin-only ASes present in the Internet Routing Table: 36034 Origin ASes announcing only one prefix: 16386 Transit ASes present in the Internet Routing Table: 6125 Transit-only ASes present in the Internet Routing Table: 177 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: 1680 Unregistered ASNs in the Routing Table: 441 Number of 32-bit ASNs allocated by the RIRs: 7148 Number of 32-bit ASNs visible in the Routing Table: 5254 Prefixes from 32-bit ASNs in the Routing Table: 19053 Number of bogon 32-bit ASNs visible in the Routing Table: 514 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 438 Number of addresses announced to Internet: 2711353476 Equivalent to 161 /8s, 155 /16s and 248 /24s Percentage of available address space announced: 73.2 Percentage of allocated address space announced: 73.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.7 Total number of prefixes smaller than registry allocations: 174121 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 122248 Total APNIC prefixes after maximum aggregation: 35814 APNIC Deaggregation factor: 3.41 Prefixes being announced from the APNIC address blocks: 125678 Unique aggregates announced from the APNIC address blocks: 51910 APNIC Region origin ASes present in the Internet Routing Table: 4964 APNIC Prefixes per ASN: 25.32 APNIC Region origin ASes announcing only one prefix: 1231 APNIC Region transit ASes present in the Internet Routing Table: 872 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1033 Number of APNIC addresses announced to Internet: 734075264 Equivalent to 43 /8s, 193 /16s and 25 /24s Percentage of available APNIC address space announced: 85.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 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: 170510 Total ARIN prefixes after maximum aggregation: 84267 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 172356 Unique aggregates announced from the ARIN address blocks: 80407 ARIN Region origin ASes present in the Internet Routing Table: 16357 ARIN Prefixes per ASN: 10.54 ARIN Region origin ASes announcing only one prefix: 6130 ARIN Region transit ASes present in the Internet Routing Table: 1690 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 162 Number of ARIN addresses announced to Internet: 1091961344 Equivalent to 65 /8s, 22 /16s and 2 /24s Percentage of available ARIN address space announced: 57.8 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: 124574 Total RIPE prefixes after maximum aggregation: 62986 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 129384 Unique aggregates announced from the RIPE address blocks: 81972 RIPE Region origin ASes present in the Internet Routing Table: 17700 RIPE Prefixes per ASN: 7.31 RIPE Region origin ASes announcing only one prefix: 8244 RIPE Region transit ASes present in the Internet Routing Table: 2871 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: 2727 Number of RIPE addresses announced to Internet: 658697860 Equivalent to 39 /8s, 66 /16s and 238 /24s Percentage of available RIPE address space announced: 95.8 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, 196608-202239 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: 58756 Total LACNIC prefixes after maximum aggregation: 10293 LACNIC Deaggregation factor: 5.71 Prefixes being announced from the LACNIC address blocks: 66605 Unique aggregates announced from the LACNIC address blocks: 29814 LACNIC Region origin ASes present in the Internet Routing Table: 2203 LACNIC Prefixes per ASN: 30.23 LACNIC Region origin ASes announcing only one prefix: 567 LACNIC Region transit ASes present in the Internet Routing Table: 451 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1282 Number of LACNIC addresses announced to Internet: 167756416 Equivalent to 9 /8s, 255 /16s and 194 /24s Percentage of available LACNIC address space announced: 100.0 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: 11017 Total AfriNIC prefixes after maximum aggregation: 2722 AfriNIC Deaggregation factor: 4.05 Prefixes being announced from the AfriNIC address blocks: 11784 Unique aggregates announced from the AfriNIC address blocks: 4527 AfriNIC Region origin ASes present in the Internet Routing Table: 733 AfriNIC Prefixes per ASN: 16.08 AfriNIC Region origin ASes announcing only one prefix: 214 AfriNIC Region transit ASes present in the Internet Routing Table: 161 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 25 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 50 Number of AfriNIC addresses announced to Internet: 58436864 Equivalent to 3 /8s, 123 /16s and 173 /24s Percentage of available AfriNIC address space announced: 58.1 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 2951 11590 922 Korea Telecom 17974 2802 899 72 PT Telekomunikasi Indonesia 7545 2332 320 118 TPG Telecom Limited 4755 1868 392 200 TATA Communications formerly 9829 1643 1306 31 National Internet Backbone 9583 1315 104 537 Sify Limited 9498 1299 317 92 BHARTI Airtel Ltd. 7552 1239 1098 14 Viettel Corporation 4808 1213 2155 372 CNCGROUP IP network China169 24560 1159 399 191 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 7029 3211 1905 304 Windstream Communications Inc 6389 2938 3688 51 BellSouth.net Inc. 22773 2735 2940 141 Cox Communications Inc. 18566 2047 379 178 MegaPath Corporation 20115 1749 1735 537 Charter Communications 4323 1633 1072 410 tw telecom holdings, inc. 30036 1560 333 483 Mediacom Communications Corp 701 1442 11227 726 MCI Communications Services, 6983 1416 817 314 ITC^Deltacom 22561 1303 406 234 CenturyTel Internet Holdings, 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 34984 1725 265 278 TELLCOM ILETISIM HIZMETLERI A 20940 1455 567 1071 Akamai International B.V. 8402 1327 544 15 OJSC "Vimpelcom" 13188 1050 97 48 TOV "Bank-Inform" 31148 1043 45 21 Freenet Ltd. 8551 996 371 42 Bezeq International-Ltd 6849 792 356 27 JSC "Ukrtelecom" 12479 773 798 58 France Telecom Espana SA 6830 772 2334 427 Liberty Global Operations B.V 9198 602 346 28 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 28573 3725 2027 106 NET Serviços de Comunicação S 10620 2937 476 224 Telmex Colombia S.A. 18881 2068 1036 22 Global Village Telecom 7303 1771 1180 232 Telecom Argentina S.A. 8151 1444 2989 408 Uninet S.A. de C.V. 6503 1091 434 62 Axtel, S.A.B. de C.V. 6147 1047 373 28 Telefonica del Peru S.A.A. 7738 977 1882 41 Telemar Norte Leste S.A. 27947 897 130 51 Telconet S.A 26615 868 2325 35 Tim Celular S.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 24863 932 280 26 Link Egypt (Link.NET) 6713 669 744 37 Office National des Postes et 8452 595 958 13 TE-AS 24835 305 144 9 Vodafone Data 36992 298 784 26 ETISALAT MISR 3741 249 920 212 Internet Solutions 37054 239 19 6 Data Telecom Service 29571 236 22 17 Cote d'Ivoire Telecom 15706 187 32 6 Sudatel (Sudan Telecom Co. Lt 12258 175 26 72 MWEB CONNECT (PROPRIETARY) LI 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 3725 2027 106 NET Serviços de Comunicação S 7029 3211 1905 304 Windstream Communications Inc 4766 2951 11590 922 Korea Telecom 6389 2938 3688 51 BellSouth.net Inc. 10620 2937 476 224 Telmex Colombia S.A. 17974 2802 899 72 PT Telekomunikasi Indonesia 22773 2735 2940 141 Cox Communications Inc. 7545 2332 320 118 TPG Telecom Limited 18881 2068 1036 22 Global Village Telecom 18566 2047 379 178 MegaPath Corporation Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 7029 3211 2907 Windstream Communications Inc 6389 2938 2887 BellSouth.net Inc. 17974 2802 2730 PT Telekomunikasi Indonesia 10620 2937 2713 Telmex Colombia S.A. 22773 2735 2594 Cox Communications Inc. 7545 2332 2214 TPG Telecom Limited 18881 2068 2046 Global Village Telecom 4766 2951 2029 Korea Telecom 18566 2047 1869 MegaPath Corporation 4755 1868 1668 TATA Communications formerly 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 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 55020 UNALLOCATED 8.30.123.0/24 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 33628 UNALLOCATED 12.0.239.0/24 1239 Sprint Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.226.240.0/20 40430 colo4jax, LLC 23.226.240.0/21 40430 colo4jax, LLC 23.226.248.0/21 40430 colo4jax, LLC 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 41.70.8.0/21 37098 globe internet limited 41.70.16.0/20 37098 globe internet limited 41.70.40.0/21 37098 globe internet limited 41.73.1.0/24 37004 >>UNKNOWN<< 41.73.2.0/24 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 /10:30 /11:91 /12:259 /13:497 /14:982 /15:1704 /16:13041 /17:7020 /18:11692 /19:24686 /20:35123 /21:37523 /22:54567 /23:47754 /24:269179 /25:800 /26:811 /27:402 /28:12 /29:17 /30:10 /31:1 /32:15 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 22773 1978 2735 Cox Communications Inc. 7029 1786 3211 Windstream Communications Inc 6389 1691 2938 BellSouth.net Inc. 30036 1401 1560 Mediacom Communications Corp 11492 1194 1243 CABLE ONE, INC. 6983 1122 1416 ITC^Deltacom 34984 1052 1725 TELLCOM ILETISIM HIZMETLERI A 10620 1029 2937 Telmex Colombia S.A. 8402 1028 1327 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1309 2:658 3:3 4:15 5:1053 6:21 8:722 12:1855 13:4 14:1107 15:15 16:2 17:40 18:21 20:53 23:892 24:1764 27:1775 31:1472 32:41 33:2 34:5 36:141 37:1854 38:964 39:7 40:210 41:2581 42:259 43:170 44:17 45:50 46:2157 47:24 49:732 50:836 52:12 54:48 55:2 56:4 57:31 58:1224 59:618 60:427 61:1592 62:1239 63:1866 64:4404 65:2325 66:4234 67:2068 68:1048 69:3338 70:894 71:464 72:2021 74:2637 75:337 76:416 77:1662 78:793 79:711 80:1312 81:1211 82:759 83:767 84:768 85:1320 86:416 87:1144 88:468 89:1778 90:137 91:5703 92:759 93:1768 94:2016 95:1610 96:508 97:363 98:1113 99:49 100:65 101:707 103:5360 104:187 105:36 106:178 107:596 108:585 109:2011 110:1021 111:1340 112:676 113:859 114:783 115:1110 116:1120 117:992 118:1514 119:1419 120:420 121:858 122:2164 123:1538 124:1435 125:1565 128:584 129:336 130:363 131:661 132:405 133:162 134:323 135:76 136:299 137:286 138:371 139:170 140:207 141:390 142:562 143:419 144:506 145:115 146:649 147:498 148:972 149:405 150:420 151:604 152:450 153:219 154:320 155:517 156:354 157:344 158:272 159:936 160:327 161:570 162:1687 163:342 164:694 165:638 166:345 167:668 168:1116 169:124 170:1379 171:181 172:65 173:1539 174:707 175:606 176:1495 177:3488 178:2072 179:773 180:1781 181:1336 182:1611 183:540 184:704 185:1921 186:2924 187:1634 188:2157 189:1458 190:7624 191:686 192:7472 193:5499 194:4056 195:3555 196:1439 197:678 198:5109 199:5522 200:6306 201:2771 202:9168 203:9016 204:4535 205:2669 206:2967 207:2958 208:3974 209:3774 210:3169 211:1798 212:2339 213:2116 214:860 215:87 216:5716 217:1681 218:614 219:331 220:1283 221:625 222:360 223:591 End of report
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