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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jan 31 19:15:39 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 01 Feb, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 480599 Prefixes after maximum aggregation: 191158 Deaggregation factor: 2.51 Unique aggregates announced to Internet: 238143 Total ASes present in the Internet Routing Table: 46049 Prefixes per ASN: 10.44 Origin-only ASes present in the Internet Routing Table: 35565 Origin ASes announcing only one prefix: 16380 Transit ASes present in the Internet Routing Table: 6011 Transit-only ASes present in the Internet Routing Table: 168 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: 1925 Unregistered ASNs in the Routing Table: 498 Number of 32-bit ASNs allocated by the RIRs: 5868 Number of 32-bit ASNs visible in the Routing Table: 4473 Prefixes from 32-bit ASNs in the Routing Table: 14209 Number of bogon 32-bit ASNs visible in the Routing Table: 12 Special use prefixes present in the Routing Table: 12 Prefixes being announced from unallocated address space: 451 Number of addresses announced to Internet: 2666406948 Equivalent to 158 /8s, 238 /16s and 36 /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: 167446 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 114261 Total APNIC prefixes after maximum aggregation: 34379 APNIC Deaggregation factor: 3.32 Prefixes being announced from the APNIC address blocks: 116741 Unique aggregates announced from the APNIC address blocks: 49004 APNIC Region origin ASes present in the Internet Routing Table: 4887 APNIC Prefixes per ASN: 23.89 APNIC Region origin ASes announcing only one prefix: 1222 APNIC Region transit ASes present in the Internet Routing Table: 843 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: 817 Number of APNIC addresses announced to Internet: 730362496 Equivalent to 43 /8s, 136 /16s and 114 /24s Percentage of available APNIC address space announced: 85.4 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: 164828 Total ARIN prefixes after maximum aggregation: 82581 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 166122 Unique aggregates announced from the ARIN address blocks: 77099 ARIN Region origin ASes present in the Internet Routing Table: 16105 ARIN Prefixes per ASN: 10.31 ARIN Region origin ASes announcing only one prefix: 6084 ARIN Region transit ASes present in the Internet Routing Table: 1678 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: 60 Number of ARIN addresses announced to Internet: 1077860096 Equivalent to 64 /8s, 62 /16s and 215 /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: 121242 Total RIPE prefixes after maximum aggregation: 61587 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 125111 Unique aggregates announced from the RIPE address blocks: 79912 RIPE Region origin ASes present in the Internet Routing Table: 17629 RIPE Prefixes per ASN: 7.10 RIPE Region origin ASes announcing only one prefix: 8328 RIPE Region transit ASes present in the Internet Routing Table: 2852 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: 2602 Number of RIPE addresses announced to Internet: 656540036 Equivalent to 39 /8s, 34 /16s and 1 /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: 53911 Total LACNIC prefixes after maximum aggregation: 9944 LACNIC Deaggregation factor: 5.42 Prefixes being announced from the LACNIC address blocks: 59451 Unique aggregates announced from the LACNIC address blocks: 27614 LACNIC Region origin ASes present in the Internet Routing Table: 2061 LACNIC Prefixes per ASN: 28.85 LACNIC Region origin ASes announcing only one prefix: 545 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: 985 Number of LACNIC addresses announced to Internet: 148746272 Equivalent to 8 /8s, 221 /16s and 176 /24s Percentage of available LACNIC address space announced: 88.7 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: 11973 Total AfriNIC prefixes after maximum aggregation: 2627 AfriNIC Deaggregation factor: 4.56 Prefixes being announced from the AfriNIC address blocks: 12723 Unique aggregates announced from the AfriNIC address blocks: 4137 AfriNIC Region origin ASes present in the Internet Routing Table: 698 AfriNIC Prefixes per ASN: 18.23 AfriNIC Region origin ASes announcing only one prefix: 201 AfriNIC Region transit ASes present in the Internet Routing Table: 151 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: 50338048 Equivalent to 3 /8s, 0 /16s and 25 /24s Percentage of available AfriNIC address space announced: 50.0 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 4766 2955 11559 949 Korea Telecom 17974 2742 902 88 PT Telekomunikasi Indonesia 7545 2151 320 116 TPG Telecom Limited 4755 1814 392 193 TATA Communications formerly 9829 1590 1283 39 National Internet Backbone 9583 1301 102 534 Sify Limited 7552 1235 1080 13 Viettel Corporation 9498 1215 309 69 BHARTI Airtel Ltd. 4808 1168 2117 354 CNCGROUP IP network China169 24560 1094 382 167 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 3026 3688 53 BellSouth.net Inc. 22773 2326 2940 139 Cox Communications Inc. 1785 2156 689 129 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 20115 1684 1664 580 Charter Communications 4323 1632 1090 410 tw telecom holdings, inc. 701 1498 11173 768 MCI Communications Services, 30036 1372 296 567 Mediacom Communications Corp 6983 1296 756 581 ITC^Deltacom 7018 1295 18004 844 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 1785 544 16 OJSC "Vimpelcom" 34984 1398 244 227 TELLCOM ILETISIM HIZMETLERI A 20940 1215 453 915 Akamai International B.V. 13188 1046 100 20 TOV "Bank-Inform" 31148 1014 45 21 Freenet Ltd. 6849 862 363 38 JSC "Ukrtelecom" 8551 825 370 41 Bezeq International-Ltd 6830 772 2327 425 Liberty Global Operations B.V 12479 697 797 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 3330 1878 78 NET Serviços de Comunicação S 10620 2712 437 222 Telmex Colombia S.A. 18881 1837 909 21 Global Village Telecom 7303 1745 1165 220 Telecom Argentina S.A. 8151 1375 2882 426 Uninet S.A. de C.V. 11830 869 364 15 Instituto Costarricense de El 6503 866 434 60 Axtel, S.A.B. de C.V. 7738 847 1626 39 Telemar Norte Leste S.A. 27947 837 93 94 Telconet S.A 6147 767 373 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 912 380 28 Link Egypt (Link.NET) 6713 602 685 28 Office National des Postes et 8452 478 956 9 TE-AS 24835 298 144 9 Vodafone Data 36992 271 783 24 ETISALAT MISR 3741 246 921 208 Internet Solutions 29571 246 21 14 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 3330 1878 78 NET Serviços de Comunicação S 6389 3026 3688 53 BellSouth.net Inc. 4766 2955 11559 949 Korea Telecom 17974 2742 902 88 PT Telekomunikasi Indonesia 10620 2712 437 222 Telmex Colombia S.A. 22773 2326 2940 139 Cox Communications Inc. 1785 2156 689 129 PaeTec Communications, Inc. 7545 2151 320 116 TPG Telecom Limited 18566 2048 379 178 MegaPath Corporation 18881 1837 909 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 3026 2973 BellSouth.net Inc. 17974 2742 2654 PT Telekomunikasi Indonesia 10620 2712 2490 Telmex Colombia S.A. 22773 2326 2187 Cox Communications Inc. 7545 2151 2035 TPG Telecom Limited 1785 2156 2027 PaeTec Communications, Inc. 4766 2955 2006 Korea Telecom 18566 2048 1870 MegaPath Corporation 18881 1837 1816 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 41.73.10.0/24 37004 Suburban Telecom 41.73.11.0/24 37004 Suburban Telecom 41.73.12.0/24 37004 Suburban Telecom 41.73.13.0/24 37004 Suburban Telecom 41.73.15.0/24 37004 Suburban Telecom 41.73.16.0/24 37004 Suburban Telecom 41.73.18.0/24 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 /14:945 /15:1652 /16:12897 /17:6812 /18:11503 /19:23726 /20:33431 /21:36070 /22:51224 /23:44601 /24:254651 /25:791 /26:940 /27:428 /28:12 /29:16 /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 3026 BellSouth.net Inc. 22773 1570 2326 Cox Communications Inc. 8402 1466 1785 OJSC "Vimpelcom" 30036 1212 1372 Mediacom Communications Corp 11492 1162 1199 CABLE ONE, INC. 1785 1161 2156 PaeTec Communications, Inc. 6983 1037 1296 ITC^Deltacom 22561 971 1251 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:945 2:788 3:3 4:16 5:886 6:21 8:649 12:1860 13:3 14:923 15:9 16:3 17:24 18:19 20:36 23:667 24:1725 27:1733 31:1536 32:44 33:2 34:5 36:118 37:1884 38:922 39:4 40:189 41:3266 42:244 44:14 46:2153 47:12 49:664 50:898 52:12 54:44 55:6 56:3 57:26 58:1142 59:590 60:370 61:1512 62:1205 63:1958 64:4382 65:2301 66:4152 67:2037 68:1025 69:3294 70:881 71:471 72:2013 74:2657 75:313 76:307 77:1145 78:1010 79:694 80:1311 81:1100 82:674 83:744 84:724 85:1262 86:467 87:1028 88:521 89:1730 90:146 91:5725 92:672 93:1643 94:2075 95:1482 96:536 97:351 98:1072 99:39 100:32 101:759 103:4094 105:535 106:143 107:418 108:537 109:2060 110:987 111:1231 112:615 113:819 114:778 115:1080 116:1024 117:831 118:1243 119:1305 120:323 121:784 122:1915 123:1260 124:1394 125:1445 128:633 129:240 130:360 131:661 132:351 133:156 134:319 135:73 136:280 137:297 138:350 139:153 140:205 141:355 142:551 143:418 144:501 145:99 146:595 147:415 148:781 149:343 150:151 151:528 152:420 153:208 154:82 155:518 156:317 157:420 158:293 159:843 160:355 161:466 162:1076 163:222 164:672 165:593 166:274 167:643 168:1045 169:124 170:1172 171:196 172:13 173:1621 174:697 175:568 176:1417 177:2661 178:1962 179:412 180:1621 181:958 182:1420 183:495 184:638 185:1219 186:2776 187:1443 188:2010 189:1269 190:7397 191:40 192:7090 193:5447 194:4003 195:3368 196:1356 197:1092 198:4868 199:5539 200:5972 201:2508 202:9030 203:8911 204:4501 205:2657 206:2942 207:2820 208:3971 209:3658 210:3104 211:1641 212:2222 213:1983 214:876 215:84 216:5491 217:1687 218:604 219:323 220:1270 221:593 222:334 223:586 End of report
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