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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Feb 28 19:11:55 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 Mar, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 484203 Prefixes after maximum aggregation: 191504 Deaggregation factor: 2.53 Unique aggregates announced to Internet: 239504 Total ASes present in the Internet Routing Table: 46226 Prefixes per ASN: 10.47 Origin-only ASes present in the Internet Routing Table: 35597 Origin ASes announcing only one prefix: 16401 Transit ASes present in the Internet Routing Table: 6037 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: 1858 Unregistered ASNs in the Routing Table: 487 Number of 32-bit ASNs allocated by the RIRs: 6020 Number of 32-bit ASNs visible in the Routing Table: 4592 Prefixes from 32-bit ASNs in the Routing Table: 14841 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 397 Number of addresses announced to Internet: 2656597764 Equivalent to 158 /8s, 88 /16s and 119 /24s Percentage of available address space announced: 71.8 Percentage of allocated address space announced: 71.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.8 Total number of prefixes smaller than registry allocations: 169116 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 114986 Total APNIC prefixes after maximum aggregation: 34485 APNIC Deaggregation factor: 3.33 Prefixes being announced from the APNIC address blocks: 117592 Unique aggregates announced from the APNIC address blocks: 49413 APNIC Region origin ASes present in the Internet Routing Table: 4895 APNIC Prefixes per ASN: 24.02 APNIC Region origin ASes announcing only one prefix: 1226 APNIC Region transit ASes present in the Internet Routing Table: 855 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 848 Number of APNIC addresses announced to Internet: 731200640 Equivalent to 43 /8s, 149 /16s and 60 /24s Percentage of available APNIC address space announced: 85.5 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: 165723 Total ARIN prefixes after maximum aggregation: 82909 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 167138 Unique aggregates announced from the ARIN address blocks: 77636 ARIN Region origin ASes present in the Internet Routing Table: 16149 ARIN Prefixes per ASN: 10.35 ARIN Region origin ASes announcing only one prefix: 6118 ARIN Region transit ASes present in the Internet Routing Table: 1669 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: 69 Number of ARIN addresses announced to Internet: 1065895808 Equivalent to 63 /8s, 136 /16s and 71 /24s Percentage of available ARIN address space announced: 56.4 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: 122018 Total RIPE prefixes after maximum aggregation: 61467 RIPE Deaggregation factor: 1.99 Prefixes being announced from the RIPE address blocks: 126008 Unique aggregates announced from the RIPE address blocks: 79900 RIPE Region origin ASes present in the Internet Routing Table: 17624 RIPE Prefixes per ASN: 7.15 RIPE Region origin ASes announcing only one prefix: 8308 RIPE Region transit ASes present in the Internet Routing Table: 2857 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: 2636 Number of RIPE addresses announced to Internet: 655827588 Equivalent to 39 /8s, 23 /16s and 34 /24s Percentage of available RIPE address space announced: 95.3 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: 54676 Total LACNIC prefixes after maximum aggregation: 9987 LACNIC Deaggregation factor: 5.47 Prefixes being announced from the LACNIC address blocks: 60535 Unique aggregates announced from the LACNIC address blocks: 28074 LACNIC Region origin ASes present in the Internet Routing Table: 2074 LACNIC Prefixes per ASN: 29.19 LACNIC Region origin ASes announcing only one prefix: 547 LACNIC Region transit ASes present in the Internet Routing Table: 422 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 32 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1028 Number of LACNIC addresses announced to Internet: 151983232 Equivalent to 9 /8s, 15 /16s and 20 /24s Percentage of available LACNIC address space announced: 90.6 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: 11852 Total AfriNIC prefixes after maximum aggregation: 2619 AfriNIC Deaggregation factor: 4.53 Prefixes being announced from the AfriNIC address blocks: 12533 Unique aggregates announced from the AfriNIC address blocks: 4155 AfriNIC Region origin ASes present in the Internet Routing Table: 699 AfriNIC Prefixes per ASN: 17.93 AfriNIC Region origin ASes announcing only one prefix: 202 AfriNIC Region transit ASes present in the Internet Routing Table: 149 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 11 Number of AfriNIC addresses announced to Internet: 51371776 Equivalent to 3 /8s, 15 /16s and 223 /24s Percentage of available AfriNIC address space announced: 51.0 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 2988 11580 895 Korea Telecom 17974 2756 902 88 PT Telekomunikasi Indonesia 7545 2188 320 116 TPG Telecom Limited 4755 1839 396 197 TATA Communications formerly 9829 1593 1283 39 National Internet Backbone 9583 1313 102 534 Sify Limited 7552 1235 1082 13 Viettel Corporation 9498 1226 309 69 BHARTI Airtel Ltd. 4808 1181 2123 359 CNCGROUP IP network China169 24560 1108 379 174 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 3022 3688 53 BellSouth.net Inc. 22773 2320 2938 140 Cox Communications Inc. 1785 2164 692 131 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 20115 1687 1673 576 Charter Communications 4323 1624 1089 412 tw telecom holdings, inc. 701 1492 11174 763 MCI Communications Services, 30036 1380 298 560 Mediacom Communications Corp 6983 1301 772 582 ITC^Deltacom 7018 1288 18002 834 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 1796 544 16 OJSC "Vimpelcom" 34984 1408 243 222 TELLCOM ILETISIM HIZMETLERI A 20940 1260 475 951 Akamai International B.V. 13188 1048 100 28 TOV "Bank-Inform" 31148 1017 45 21 Freenet Ltd. 8551 893 370 41 Bezeq International-Ltd 6849 826 361 35 JSC "Ukrtelecom" 6830 774 2331 425 Liberty Global Operations B.V 12479 713 798 51 France Telecom Espana SA 35819 563 634 74 Bayanat Al-Oula For Network S 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 3494 1938 93 NET Serviços de Comunicação S 10620 2770 442 183 Telmex Colombia S.A. 18881 1907 972 21 Global Village Telecom 7303 1751 1172 223 Telecom Argentina S.A. 8151 1375 2884 417 Uninet S.A. de C.V. 6503 945 434 62 Axtel, S.A.B. de C.V. 11830 869 364 15 Instituto Costarricense de El 27947 851 101 89 Telconet S.A 7738 846 1626 39 Telemar Norte Leste S.A. 3816 781 315 125 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 1638 240 6 Sudanese Mobile Telephone (ZA 24863 920 376 28 Link Egypt (Link.NET) 6713 602 685 28 Office National des Postes et 8452 508 958 13 TE-AS 24835 299 144 9 Vodafone Data 36992 264 783 24 ETISALAT MISR 3741 247 921 208 Internet Solutions 15706 219 32 6 Sudatel (Sudan Telecom Co. Lt 29571 204 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 3494 1938 93 NET Serviços de Comunicação S 6389 3022 3688 53 BellSouth.net Inc. 4766 2988 11580 895 Korea Telecom 10620 2770 442 183 Telmex Colombia S.A. 17974 2756 902 88 PT Telekomunikasi Indonesia 22773 2320 2938 140 Cox Communications Inc. 7545 2188 320 116 TPG Telecom Limited 1785 2164 692 131 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 18881 1907 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 3022 2969 BellSouth.net Inc. 17974 2756 2668 PT Telekomunikasi Indonesia 10620 2770 2587 Telmex Colombia S.A. 22773 2320 2180 Cox Communications Inc. 4766 2988 2093 Korea Telecom 7545 2188 2072 TPG Telecom Limited 1785 2164 2033 PaeTec Communications, Inc. 18881 1907 1886 Global Village Telecom 18566 2048 1870 MegaPath Corporation 8402 1796 1780 OJSC "Vimpelcom" 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 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 /12:255 /13:475 /14:953 /15:1652 /16:12860 /17:6749 /18:11490 /19:23756 /20:33607 /21:36192 /22:51760 /23:45021 /24:257024 /25:796 /26:950 /27:436 /28:12 /29:17 /30:7 /31:1 /32:42 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2003 2048 MegaPath Corporation 6389 1696 3022 BellSouth.net Inc. 36998 1599 1638 Sudanese Mobile Telephone (ZA 22773 1560 2320 Cox Communications Inc. 8402 1477 1796 OJSC "Vimpelcom" 30036 1218 1380 Mediacom Communications Corp 11492 1165 1205 CABLE ONE, INC. 1785 1159 2164 PaeTec Communications, Inc. 6983 1039 1301 ITC^Deltacom 22561 990 1287 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:976 2:781 3:3 4:16 5:913 6:19 8:650 12:1850 13:4 14:953 15:9 16:3 17:25 18:21 20:35 23:698 24:1720 27:1753 31:1582 32:44 33:2 34:5 36:119 37:1935 38:929 39:4 40:193 41:3097 42:243 44:18 46:2160 47:13 49:678 50:911 52:12 54:56 55:7 57:26 58:1160 59:594 60:375 61:1529 62:1256 63:1979 64:4333 65:2244 66:4196 67:2070 68:1035 69:3300 70:840 71:469 72:1959 74:2663 75:311 76:392 77:1200 78:1045 79:694 80:1297 81:1126 82:669 83:744 84:750 85:1262 86:402 87:1072 88:521 89:1658 90:151 91:5732 92:665 93:1669 94:2050 95:1484 96:537 97:352 98:1072 99:41 100:35 101:785 103:4288 105:534 106:166 107:501 108:543 109:2096 110:981 111:1255 112:620 113:823 114:874 115:1074 116:1039 117:884 118:1280 119:1312 120:353 121:789 122:1918 123:1258 124:1443 125:1452 128:643 129:242 130:359 131:659 132:357 133:157 134:320 135:74 136:247 137:310 138:345 139:159 140:207 141:358 142:557 143:419 144:497 145:99 146:600 147:455 148:794 149:340 150:150 151:582 152:421 153:204 154:91 155:462 156:327 157:368 158:220 159:866 160:355 161:475 162:1193 163:217 164:681 165:611 166:281 167:597 168:1044 169:125 170:1198 171:195 172:18 173:1641 174:679 175:589 176:1470 177:2783 178:1980 179:537 180:1630 181:997 182:1451 183:495 184:698 185:1314 186:2816 187:1447 188:1987 189:1293 190:7468 191:108 192:7110 193:5442 194:4011 195:3366 196:1331 197:1103 198:4921 199:5572 200:6051 201:2666 202:8961 203:8889 204:4656 205:2659 206:2911 207:2881 208:3979 209:3707 210:3085 211:1699 212:2218 213:1996 214:879 215:84 216:5500 217:1708 218:565 219:320 220:1293 221:595 222:336 223:604 End of report
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