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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri May 30 20:11:41 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 31 May, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 496757 Prefixes after maximum aggregation: 194283 Deaggregation factor: 2.56 Unique aggregates announced to Internet: 245269 Total ASes present in the Internet Routing Table: 46953 Prefixes per ASN: 10.58 Origin-only ASes present in the Internet Routing Table: 35820 Origin ASes announcing only one prefix: 16321 Transit ASes present in the Internet Routing Table: 6117 Transit-only ASes present in the Internet Routing Table: 171 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: 1760 Unregistered ASNs in the Routing Table: 454 Number of 32-bit ASNs allocated by the RIRs: 6751 Number of 32-bit ASNs visible in the Routing Table: 5016 Prefixes from 32-bit ASNs in the Routing Table: 17046 Number of bogon 32-bit ASNs visible in the Routing Table: 182 Special use prefixes present in the Routing Table: 14 Prefixes being announced from unallocated address space: 426 Number of addresses announced to Internet: 2691437568 Equivalent to 160 /8s, 108 /16s and 20 /24s Percentage of available address space announced: 72.7 Percentage of allocated address space announced: 72.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.5 Total number of prefixes smaller than registry allocations: 172289 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 118346 Total APNIC prefixes after maximum aggregation: 35205 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 121399 Unique aggregates announced from the APNIC address blocks: 50818 APNIC Region origin ASes present in the Internet Routing Table: 4941 APNIC Prefixes per ASN: 24.57 APNIC Region origin ASes announcing only one prefix: 1229 APNIC Region transit ASes present in the Internet Routing Table: 868 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 960 Number of APNIC addresses announced to Internet: 733707136 Equivalent to 43 /8s, 187 /16s and 123 /24s Percentage of available APNIC address space announced: 85.7 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-63999, 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: 168392 Total ARIN prefixes after maximum aggregation: 83486 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 170004 Unique aggregates announced from the ARIN address blocks: 79409 ARIN Region origin ASes present in the Internet Routing Table: 16285 ARIN Prefixes per ASN: 10.44 ARIN Region origin ASes announcing only one prefix: 6114 ARIN Region transit ASes present in the Internet Routing Table: 1685 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 20 Number of ARIN region 32-bit ASNs visible in the Routing Table: 112 Number of ARIN addresses announced to Internet: 1076222976 Equivalent to 64 /8s, 37 /16s and 220 /24s Percentage of available ARIN address space announced: 56.9 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: 123795 Total RIPE prefixes after maximum aggregation: 62795 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 128358 Unique aggregates announced from the RIPE address blocks: 81051 RIPE Region origin ASes present in the Internet Routing Table: 17694 RIPE Prefixes per ASN: 7.25 RIPE Region origin ASes announcing only one prefix: 8248 RIPE Region transit ASes present in the Internet Routing Table: 2883 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: 2714 Number of RIPE addresses announced to Internet: 658556544 Equivalent to 39 /8s, 64 /16s and 198 /24s Percentage of available RIPE address space announced: 95.7 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: 57046 Total LACNIC prefixes after maximum aggregation: 10096 LACNIC Deaggregation factor: 5.65 Prefixes being announced from the LACNIC address blocks: 63836 Unique aggregates announced from the LACNIC address blocks: 29229 LACNIC Region origin ASes present in the Internet Routing Table: 2102 LACNIC Prefixes per ASN: 30.37 LACNIC Region origin ASes announcing only one prefix: 531 LACNIC Region transit ASes present in the Internet Routing Table: 438 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 25 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1198 Number of LACNIC addresses announced to Internet: 164221696 Equivalent to 9 /8s, 201 /16s and 211 /24s Percentage of available LACNIC address space announced: 97.9 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: 12030 Total AfriNIC prefixes after maximum aggregation: 2664 AfriNIC Deaggregation factor: 4.52 Prefixes being announced from the AfriNIC address blocks: 12734 Unique aggregates announced from the AfriNIC address blocks: 4382 AfriNIC Region origin ASes present in the Internet Routing Table: 719 AfriNIC Prefixes per ASN: 17.71 AfriNIC Region origin ASes announcing only one prefix: 199 AfriNIC Region transit ASes present in the Internet Routing Table: 156 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: 32 Number of AfriNIC addresses announced to Internet: 56025600 Equivalent to 3 /8s, 86 /16s and 226 /24s Percentage of available AfriNIC address space announced: 55.7 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 2940 11591 922 Korea Telecom 17974 2793 899 72 PT Telekomunikasi Indonesia 7545 2233 320 117 TPG Telecom Limited 4755 1855 396 199 TATA Communications formerly 9829 1652 1307 32 National Internet Backbone 9583 1302 101 535 Sify Limited 9498 1260 314 84 BHARTI Airtel Ltd. 7552 1234 1090 14 Viettel Corporation 4808 1216 2148 360 CNCGROUP IP network China169 24560 1144 393 188 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 2960 3688 53 BellSouth.net Inc. 22773 2438 2937 134 Cox Communications Inc. 1785 2146 684 138 PaeTec Communications, Inc. 18566 2047 379 178 MegaPath Corporation 20115 1703 1687 571 Charter Communications 4323 1631 1073 414 tw telecom holdings, inc. 701 1447 11189 733 MCI Communications Services, 30036 1417 310 546 Mediacom Communications Corp 6983 1325 800 306 ITC^Deltacom 22561 1307 402 232 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 1706 264 275 TELLCOM ILETISIM HIZMETLERI A 8402 1461 544 16 OJSC "Vimpelcom" 20940 1385 535 1030 Akamai International B.V. 13188 1031 100 28 TOV "Bank-Inform" 31148 1018 45 19 Freenet Ltd. 8551 956 370 40 Bezeq International-Ltd 6849 823 357 28 JSC "Ukrtelecom" 6830 759 2333 420 Liberty Global Operations B.V 12479 730 795 57 France Telecom Espana SA 9198 576 344 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 3808 1996 100 NET Serviços de Comunicação S 10620 2874 464 191 Telmex Colombia S.A. 18881 2015 972 21 Global Village Telecom 7303 1760 1175 229 Telecom Argentina S.A. 8151 1408 2949 410 Uninet S.A. de C.V. 6503 1105 434 61 Axtel, S.A.B. de C.V. 7738 979 1882 41 Telemar Norte Leste S.A. 27947 885 114 50 Telconet S.A 26615 861 2325 35 Tim Celular S.A. 3816 827 339 137 COLOMBIA TELECOMUNICACIONES S 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 1114 240 6 Sudanese Mobile Telephone (ZA 24863 961 280 26 Link Egypt (Link.NET) 6713 615 727 32 Office National des Postes et 8452 587 958 13 TE-AS 24835 304 144 9 Vodafone Data 36992 300 783 24 ETISALAT MISR 37054 250 19 6 Data Telecom Service 3741 248 921 209 Internet Solutions 29571 225 22 16 Cote d'Ivoire Telecom 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 3808 1996 100 NET Serviços de Comunicação S 6389 2960 3688 53 BellSouth.net Inc. 4766 2940 11591 922 Korea Telecom 10620 2874 464 191 Telmex Colombia S.A. 17974 2793 899 72 PT Telekomunikasi Indonesia 22773 2438 2937 134 Cox Communications Inc. 7545 2233 320 117 TPG Telecom Limited 1785 2146 684 138 PaeTec Communications, Inc. 18566 2047 379 178 MegaPath Corporation 18881 2015 972 21 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 2960 2907 BellSouth.net Inc. 17974 2793 2721 PT Telekomunikasi Indonesia 10620 2874 2683 Telmex Colombia S.A. 22773 2438 2304 Cox Communications Inc. 7545 2233 2116 TPG Telecom Limited 4766 2940 2018 Korea Telecom 1785 2146 2008 PaeTec Communications, Inc. 18881 2015 1994 Global Village Telecom 18566 2047 1869 MegaPath Corporation 4755 1855 1656 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 65456 PRIVATE 5.109.32.0/19 23456 32bit Transition AS 65456 PRIVATE 5.109.96.0/19 23456 32bit Transition AS 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 22511 UNALLOCATED 8.28.225.0/24 2828 XO Communications 22511 UNALLOCATED 8.36.68.0/24 2828 XO Communications Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.64.111.0/24 25019 Autonomus System Number for S 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 100.96.0.0/14 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 >>UNKNOWN<< 41.73.2.0/24 37004 >>UNKNOWN<< 41.73.10.0/24 37004 >>UNKNOWN<< 41.73.11.0/24 37004 >>UNKNOWN<< 41.73.12.0/24 37004 >>UNKNOWN<< 41.73.13.0/24 37004 >>UNKNOWN<< 41.73.14.0/24 37004 >>UNKNOWN<< 41.73.15.0/24 37004 >>UNKNOWN<< 41.73.16.0/24 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 /9:12 /10:30 /11:91 /12:258 /13:489 /14:979 /15:1704 /16:12976 /17:6888 /18:11729 /19:24495 /20:34503 /21:36968 /22:52961 /23:46528 /24:264033 /25:774 /26:919 /27:384 /28:13 /29:5 /30:0 /31:0 /32:2 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 6389 1694 2960 BellSouth.net Inc. 22773 1690 2438 Cox Communications Inc. 30036 1254 1417 Mediacom Communications Corp 11492 1176 1216 CABLE ONE, INC. 1785 1167 2146 PaeTec Communications, Inc. 8402 1161 1461 OJSC "Vimpelcom" 36998 1080 1114 Sudanese Mobile Telephone (ZA 6983 1042 1325 ITC^Deltacom 34984 1036 1706 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1134 2:664 3:3 4:15 5:1020 6:19 8:745 12:1845 13:3 14:1001 15:13 16:2 17:34 18:21 20:38 23:885 24:1739 25:1 27:1767 31:1476 32:43 33:2 34:5 36:137 37:1900 38:950 39:7 40:202 41:3229 42:253 44:11 46:2097 47:21 49:704 50:936 52:12 54:48 55:10 57:29 58:1223 59:605 60:401 61:1547 62:1248 63:1961 64:4363 65:2290 66:4186 67:2073 68:1055 69:3333 70:857 71:438 72:2017 74:2653 75:324 76:421 77:1684 78:863 79:695 80:1289 81:1150 82:751 83:760 84:734 85:1314 86:461 87:1169 88:486 89:1826 90:141 91:5696 92:694 93:1750 94:2031 95:1511 96:526 97:363 98:1081 99:48 100:55 101:813 103:4982 105:539 106:168 107:616 108:586 109:2027 110:968 111:1302 112:655 113:845 114:864 115:1122 116:1074 117:943 118:1407 119:1387 120:390 121:824 122:2029 123:1311 124:1450 125:1400 128:571 129:341 130:347 131:662 132:404 133:163 134:319 135:74 136:259 137:296 138:357 139:165 140:211 141:375 142:572 143:453 144:507 145:104 146:621 147:472 148:909 149:361 150:168 151:739 152:440 153:219 154:298 155:487 156:343 157:336 158:244 159:896 160:329 161:558 162:1487 163:236 164:692 165:605 166:280 167:620 168:1056 169:124 170:1431 171:187 172:21 173:1648 174:708 175:603 176:1406 177:3083 178:2015 179:631 180:1741 181:1143 182:1570 183:526 184:710 185:1706 186:2888 187:1575 188:1935 189:1456 190:7552 191:370 192:7286 193:5508 194:4029 195:3502 196:1384 197:666 198:5076 199:5507 200:6232 201:2559 202:9017 203:8906 204:4583 205:2666 206:2930 207:2978 208:3992 209:3744 210:3093 211:1689 212:2293 213:2056 214:871 215:86 216:5539 217:1690 218:584 219:321 220:1284 221:613 222:352 223:596 End of report
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