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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri May 9 20:11:16 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 10 May, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 493796 Prefixes after maximum aggregation: 193891 Deaggregation factor: 2.55 Unique aggregates announced to Internet: 244717 Total ASes present in the Internet Routing Table: 46783 Prefixes per ASN: 10.56 Origin-only ASes present in the Internet Routing Table: 35788 Origin ASes announcing only one prefix: 16362 Transit ASes present in the Internet Routing Table: 6078 Transit-only ASes present in the Internet Routing Table: 173 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: 1828 Unregistered ASNs in the Routing Table: 460 Number of 32-bit ASNs allocated by the RIRs: 6563 Number of 32-bit ASNs visible in the Routing Table: 4917 Prefixes from 32-bit ASNs in the Routing Table: 16421 Number of bogon 32-bit ASNs visible in the Routing Table: 100 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 398 Number of addresses announced to Internet: 2682427140 Equivalent to 159 /8s, 226 /16s and 151 /24s Percentage of available address space announced: 72.5 Percentage of allocated address space announced: 72.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.3 Total number of prefixes smaller than registry allocations: 171140 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 117515 Total APNIC prefixes after maximum aggregation: 34991 APNIC Deaggregation factor: 3.36 Prefixes being announced from the APNIC address blocks: 120427 Unique aggregates announced from the APNIC address blocks: 50342 APNIC Region origin ASes present in the Internet Routing Table: 4927 APNIC Prefixes per ASN: 24.44 APNIC Region origin ASes announcing only one prefix: 1227 APNIC Region transit ASes present in the Internet Routing Table: 868 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 30 Number of APNIC region 32-bit ASNs visible in the Routing Table: 940 Number of APNIC addresses announced to Internet: 732451712 Equivalent to 43 /8s, 168 /16s and 83 /24s Percentage of available APNIC address space announced: 85.6 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: 167973 Total ARIN prefixes after maximum aggregation: 83567 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 169469 Unique aggregates announced from the ARIN address blocks: 79909 ARIN Region origin ASes present in the Internet Routing Table: 16255 ARIN Prefixes per ASN: 10.43 ARIN Region origin ASes announcing only one prefix: 6117 ARIN Region transit ASes present in the Internet Routing Table: 1665 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 23 Number of ARIN region 32-bit ASNs visible in the Routing Table: 99 Number of ARIN addresses announced to Internet: 1075858560 Equivalent to 64 /8s, 32 /16s and 76 /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: 123505 Total RIPE prefixes after maximum aggregation: 62580 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 128045 Unique aggregates announced from the RIPE address blocks: 80903 RIPE Region origin ASes present in the Internet Routing Table: 17675 RIPE Prefixes per ASN: 7.24 RIPE Region origin ASes announcing only one prefix: 8268 RIPE Region transit ASes present in the Internet Routing Table: 2874 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: 2693 Number of RIPE addresses announced to Internet: 657616260 Equivalent to 39 /8s, 50 /16s and 109 /24s Percentage of available RIPE address space announced: 95.6 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: 56356 Total LACNIC prefixes after maximum aggregation: 10059 LACNIC Deaggregation factor: 5.60 Prefixes being announced from the LACNIC address blocks: 62858 Unique aggregates announced from the LACNIC address blocks: 28900 LACNIC Region origin ASes present in the Internet Routing Table: 2095 LACNIC Prefixes per ASN: 30.00 LACNIC Region origin ASes announcing only one prefix: 547 LACNIC Region transit ASes present in the Internet Routing Table: 437 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 34 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1155 Number of LACNIC addresses announced to Internet: 160668288 Equivalent to 9 /8s, 147 /16s and 154 /24s Percentage of available LACNIC address space announced: 95.8 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: 11917 Total AfriNIC prefixes after maximum aggregation: 2656 AfriNIC Deaggregation factor: 4.49 Prefixes being announced from the AfriNIC address blocks: 12599 Unique aggregates announced from the AfriNIC address blocks: 4335 AfriNIC Region origin ASes present in the Internet Routing Table: 715 AfriNIC Prefixes per ASN: 17.62 AfriNIC Region origin ASes announcing only one prefix: 203 AfriNIC Region transit ASes present in the Internet Routing Table: 153 Average AfriNIC Region AS path length visible: 4.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 30 Number of AfriNIC addresses announced to Internet: 55520512 Equivalent to 3 /8s, 79 /16s and 45 /24s Percentage of available AfriNIC address space announced: 55.2 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 2947 11591 922 Korea Telecom 17974 2801 901 75 PT Telekomunikasi Indonesia 7545 2224 320 117 TPG Telecom Limited 4755 1855 396 199 TATA Communications formerly 9829 1629 1291 32 National Internet Backbone 9583 1328 103 545 Sify Limited 9498 1258 314 84 BHARTI Airtel Ltd. 7552 1225 1082 13 Viettel Corporation 4808 1208 2151 355 CNCGROUP IP network China169 24560 1130 388 175 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 2966 3688 53 BellSouth.net Inc. 22773 2425 2937 134 Cox Communications Inc. 1785 2204 700 135 PaeTec Communications, Inc. 18566 2047 379 178 MegaPath Corporation 20115 1705 1688 564 Charter Communications 4323 1628 1073 409 tw telecom holdings, inc. 701 1479 11159 750 MCI Communications Services, 30036 1406 305 549 Mediacom Communications Corp 6983 1328 800 307 ITC^Deltacom 22561 1306 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 1708 264 270 TELLCOM ILETISIM HIZMETLERI A 8402 1506 544 16 OJSC "Vimpelcom" 20940 1320 506 988 Akamai International B.V. 13188 1049 100 28 TOV "Bank-Inform" 31148 1018 45 19 Freenet Ltd. 8551 918 370 40 Bezeq International-Ltd 6849 822 357 27 JSC "Ukrtelecom" 6830 766 2333 427 Liberty Global Operations B.V 12479 721 797 56 France Telecom Espana SA 9198 564 344 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 28573 3777 1989 101 NET Serviços de Comunicação S 10620 2854 462 191 Telmex Colombia S.A. 18881 1970 972 21 Global Village Telecom 7303 1755 1174 230 Telecom Argentina S.A. 8151 1402 2931 406 Uninet S.A. de C.V. 6503 1108 434 60 Axtel, S.A.B. de C.V. 7738 913 1754 40 Telemar Norte Leste S.A. 27947 872 114 50 Telconet S.A 26615 842 2325 35 Tim Celular S.A. 11830 815 364 15 Instituto Costarricense de El 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 963 280 26 Link Egypt (Link.NET) 6713 614 722 28 Office National des Postes et 8452 573 958 13 TE-AS 24835 304 144 9 Vodafone Data 36992 301 783 24 ETISALAT MISR 3741 247 921 208 Internet Solutions 37054 229 19 6 Data Telecom Service 29571 228 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 3777 1989 101 NET Serviços de Comunicação S 6389 2966 3688 53 BellSouth.net Inc. 4766 2947 11591 922 Korea Telecom 10620 2854 462 191 Telmex Colombia S.A. 17974 2801 901 75 PT Telekomunikasi Indonesia 22773 2425 2937 134 Cox Communications Inc. 7545 2224 320 117 TPG Telecom Limited 1785 2204 700 135 PaeTec Communications, Inc. 18566 2047 379 178 MegaPath Corporation 18881 1970 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 2966 2913 BellSouth.net Inc. 17974 2801 2726 PT Telekomunikasi Indonesia 10620 2854 2663 Telmex Colombia S.A. 22773 2425 2291 Cox Communications Inc. 7545 2224 2107 TPG Telecom Limited 1785 2204 2069 PaeTec Communications, Inc. 4766 2947 2025 Korea Telecom 18881 1970 1949 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 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 /11:90 /12:258 /13:483 /14:966 /15:1703 /16:12943 /17:6841 /18:11674 /19:24314 /20:34252 /21:36653 /22:52933 /23:46217 /24:262262 /25:771 /26:927 /27:397 /28:13 /29:20 /30:8 /31:1 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 6389 1694 2966 BellSouth.net Inc. 22773 1671 2425 Cox Communications Inc. 30036 1244 1406 Mediacom Communications Corp 8402 1200 1506 OJSC "Vimpelcom" 11492 1173 1213 CABLE ONE, INC. 1785 1166 2204 PaeTec Communications, Inc. 36998 1080 1114 Sudanese Mobile Telephone (ZA 6983 1043 1328 ITC^Deltacom 34984 1038 1708 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1029 2:662 3:3 4:15 5:983 6:19 8:742 12:1842 13:4 14:991 15:13 16:2 17:31 18:21 20:36 23:790 24:1734 25:1 27:1759 31:1478 32:40 33:2 34:5 36:131 37:1881 38:957 39:7 40:198 41:3187 42:250 44:12 46:2180 47:19 49:702 50:916 52:12 54:47 55:7 57:28 58:1235 59:602 60:405 61:1544 62:1236 63:1963 64:4366 65:2294 66:4158 67:2072 68:1031 69:3310 70:857 71:447 72:2010 74:2654 75:315 76:419 77:1532 78:892 79:707 80:1295 81:1163 82:743 83:757 84:721 85:1263 86:470 87:1169 88:483 89:1797 90:140 91:5688 92:693 93:1713 94:2036 95:1477 96:511 97:349 98:1076 99:48 100:54 101:796 103:4787 105:536 106:173 107:600 108:577 109:2055 110:959 111:1292 112:659 113:842 114:901 115:1121 116:1061 117:933 118:1398 119:1339 120:382 121:809 122:2032 123:1323 124:1408 125:1401 128:627 129:318 130:346 131:659 132:398 133:162 134:322 135:74 136:252 137:291 138:349 139:171 140:210 141:371 142:574 143:445 144:506 145:103 146:605 147:458 148:909 149:346 150:169 151:786 152:425 153:218 154:277 155:484 156:336 157:336 158:240 159:899 160:329 161:538 162:1412 163:220 164:691 165:599 166:280 167:614 168:1031 169:123 170:1399 171:191 172:21 173:1626 174:701 175:596 176:1460 177:2878 178:1983 179:617 180:1723 181:1135 182:1559 183:513 184:706 185:1600 186:2762 187:1553 188:1914 189:1458 190:7542 191:284 192:7265 193:5499 194:4051 195:3496 196:1406 197:645 198:5036 199:5575 200:6245 201:2610 202:9006 203:8883 204:4637 205:2702 206:2932 207:2953 208:3990 209:3726 210:3098 211:1684 212:2298 213:2078 214:901 215:86 216:5521 217:1678 218:578 219:321 220:1283 221:604 222:354 223:582 End of report
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