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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jul 4 20:12:06 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 05 Jul, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 502254 Prefixes after maximum aggregation: 195258 Deaggregation factor: 2.57 Unique aggregates announced to Internet: 247235 Total ASes present in the Internet Routing Table: 47199 Prefixes per ASN: 10.64 Origin-only ASes present in the Internet Routing Table: 35944 Origin ASes announcing only one prefix: 16341 Transit ASes present in the Internet Routing Table: 6116 Transit-only ASes present in the Internet Routing Table: 170 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: 1849 Unregistered ASNs in the Routing Table: 508 Number of 32-bit ASNs allocated by the RIRs: 6958 Number of 32-bit ASNs visible in the Routing Table: 5139 Prefixes from 32-bit ASNs in the Routing Table: 18049 Number of bogon 32-bit ASNs visible in the Routing Table: 316 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 382 Number of addresses announced to Internet: 2705972260 Equivalent to 161 /8s, 73 /16s and 220 /24s Percentage of available address space announced: 73.1 Percentage of allocated address space announced: 73.1 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.6 Total number of prefixes smaller than registry allocations: 173541 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 121019 Total APNIC prefixes after maximum aggregation: 35554 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 124209 Unique aggregates announced from the APNIC address blocks: 51554 APNIC Region origin ASes present in the Internet Routing Table: 4962 APNIC Prefixes per ASN: 25.03 APNIC Region origin ASes announcing only one prefix: 1223 APNIC Region transit ASes present in the Internet Routing Table: 885 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: 1002 Number of APNIC addresses announced to Internet: 734532736 Equivalent to 43 /8s, 200 /16s and 20 /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: 168910 Total ARIN prefixes after maximum aggregation: 83975 ARIN Deaggregation factor: 2.01 Prefixes being announced from the ARIN address blocks: 170715 Unique aggregates announced from the ARIN address blocks: 79779 ARIN Region origin ASes present in the Internet Routing Table: 16306 ARIN Prefixes per ASN: 10.47 ARIN Region origin ASes announcing only one prefix: 6104 ARIN Region transit ASes present in the Internet Routing Table: 1674 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 31 Number of ARIN region 32-bit ASNs visible in the Routing Table: 129 Number of ARIN addresses announced to Internet: 1089136416 Equivalent to 64 /8s, 234 /16s and 231 /24s Percentage of available ARIN address space announced: 57.6 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: 123986 Total RIPE prefixes after maximum aggregation: 62719 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 128748 Unique aggregates announced from the RIPE address blocks: 81353 RIPE Region origin ASes present in the Internet Routing Table: 17743 RIPE Prefixes per ASN: 7.26 RIPE Region origin ASes announcing only one prefix: 8271 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: 2724 Number of RIPE addresses announced to Internet: 658020228 Equivalent to 39 /8s, 56 /16s and 151 /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: 58159 Total LACNIC prefixes after maximum aggregation: 10265 LACNIC Deaggregation factor: 5.67 Prefixes being announced from the LACNIC address blocks: 65459 Unique aggregates announced from the LACNIC address blocks: 29748 LACNIC Region origin ASes present in the Internet Routing Table: 2131 LACNIC Prefixes per ASN: 30.72 LACNIC Region origin ASes announcing only one prefix: 532 LACNIC Region transit ASes present in the Internet Routing Table: 443 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: 1244 Number of LACNIC addresses announced to Internet: 166333952 Equivalent to 9 /8s, 234 /16s and 14 /24s Percentage of available LACNIC address space announced: 99.1 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: 12025 Total AfriNIC prefixes after maximum aggregation: 2708 AfriNIC Deaggregation factor: 4.44 Prefixes being announced from the AfriNIC address blocks: 12741 Unique aggregates announced from the AfriNIC address blocks: 4464 AfriNIC Region origin ASes present in the Internet Routing Table: 723 AfriNIC Prefixes per ASN: 17.62 AfriNIC Region origin ASes announcing only one prefix: 211 AfriNIC Region transit ASes present in the Internet Routing Table: 155 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: 40 Number of AfriNIC addresses announced to Internet: 57623040 Equivalent to 3 /8s, 111 /16s and 66 /24s Percentage of available AfriNIC address space announced: 57.2 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 2965 11591 924 Korea Telecom 17974 2787 899 72 PT Telekomunikasi Indonesia 7545 2301 320 118 TPG Telecom Limited 4755 1865 396 200 TATA Communications formerly 9829 1650 1306 31 National Internet Backbone 9583 1313 103 537 Sify Limited 9498 1286 317 93 BHARTI Airtel Ltd. 7552 1243 1098 14 Viettel Corporation 4808 1222 2152 367 CNCGROUP IP network China169 24560 1141 398 190 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 2953 3688 53 BellSouth.net Inc. 22773 2663 2940 139 Cox Communications Inc. 7029 2460 1905 302 Windstream Communications Inc 18566 2047 379 178 MegaPath Corporation 20115 1720 1712 569 Charter Communications 4323 1642 1074 417 tw telecom holdings, inc. 30036 1486 318 596 Mediacom Communications Corp 701 1442 11187 729 MCI Communications Services, 6983 1381 818 313 ITC^Deltacom 22561 1307 402 233 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 1711 264 274 TELLCOM ILETISIM HIZMETLERI A 20940 1419 550 1053 Akamai International B.V. 8402 1376 544 15 OJSC "Vimpelcom" 31148 1042 45 20 Freenet Ltd. 13188 1031 100 28 TOV "Bank-Inform" 8551 961 370 40 Bezeq International-Ltd 6849 818 356 26 JSC "Ukrtelecom" 6830 772 2335 430 Liberty Global Operations B.V 12479 734 795 57 France Telecom Espana SA 9198 587 346 29 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 3779 2025 102 NET Serviços de Comunicação S 10620 2901 469 213 Telmex Colombia S.A. 18881 2071 1036 22 Global Village Telecom 7303 1769 1180 231 Telecom Argentina S.A. 8151 1445 2975 423 Uninet S.A. de C.V. 6503 1130 434 61 Axtel, S.A.B. de C.V. 7738 979 1882 41 Telemar Norte Leste S.A. 6147 948 373 28 Telefonica del Peru S.A.A. 27947 896 130 51 Telconet S.A 26615 869 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 36998 1114 240 6 Sudanese Mobile Telephone (ZA 24863 910 280 26 Link Egypt (Link.NET) 6713 672 744 40 Office National des Postes et 8452 590 958 13 TE-AS 24835 306 144 9 Vodafone Data 36992 304 784 27 ETISALAT MISR 3741 250 921 213 Internet Solutions 37054 248 19 6 Data Telecom Service 29571 228 22 18 Cote d'Ivoire Telecom 15706 187 32 6 Sudatel (Sudan Telecom Co. Lt 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 3779 2025 102 NET Serviços de Comunicação S 4766 2965 11591 924 Korea Telecom 6389 2953 3688 53 BellSouth.net Inc. 10620 2901 469 213 Telmex Colombia S.A. 17974 2787 899 72 PT Telekomunikasi Indonesia 22773 2663 2940 139 Cox Communications Inc. 7029 2460 1905 302 Windstream Communications Inc 7545 2301 320 118 TPG Telecom Limited 18881 2071 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 6389 2953 2900 BellSouth.net Inc. 17974 2787 2715 PT Telekomunikasi Indonesia 10620 2901 2688 Telmex Colombia S.A. 22773 2663 2524 Cox Communications Inc. 7545 2301 2183 TPG Telecom Limited 7029 2460 2158 Windstream Communications Inc 18881 2071 2049 Global Village Telecom 4766 2965 2041 Korea Telecom 18566 2047 1869 MegaPath Corporation 4755 1865 1665 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 58152 UNALLOCATED 5.39.200.0/21 12389 OJSC Rostelecom 29525 UNALLOCATED 5.42.136.0/21 41998 NeckarCom Telekommun 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 Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 24.231.96.0/24 21548 MTO Telecom Inc. 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<< 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 /13:494 /14:978 /15:1700 /16:12999 /17:6977 /18:11703 /19:24681 /20:35075 /21:37324 /22:53798 /23:47064 /24:266873 /25:823 /26:908 /27:392 /28:13 /29:19 /30:10 /31:1 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 22773 1906 2663 Cox Communications Inc. 6389 1694 2953 BellSouth.net Inc. 30036 1328 1486 Mediacom Communications Corp 7029 1279 2460 Windstream Communications Inc 11492 1194 1245 CABLE ONE, INC. 6983 1088 1381 ITC^Deltacom 36998 1080 1114 Sudanese Mobile Telephone (ZA 8402 1055 1376 OJSC "Vimpelcom" 34984 1040 1711 TELLCOM ILETISIM HIZMETLERI A Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1162 2:658 3:3 4:15 5:1033 6:19 8:716 12:1827 13:4 14:1075 15:15 16:2 17:38 18:21 20:36 23:867 24:1758 27:1768 31:1491 32:43 33:2 34:5 36:136 37:1799 38:973 39:7 40:204 41:3169 42:255 43:88 44:13 45:30 46:2077 47:24 49:731 50:808 52:12 54:47 55:5 56:2 57:29 58:1222 59:611 60:413 61:1574 62:1249 63:1889 64:4372 65:2287 66:4164 67:2088 68:1068 69:3343 70:880 71:441 72:2021 74:2631 75:317 76:407 77:1694 78:850 79:699 80:1307 81:1206 82:767 83:762 84:751 85:1309 86:428 87:1176 88:464 89:1783 90:139 91:5680 92:719 93:1760 94:2011 95:1580 96:529 97:360 98:1089 99:49 100:66 101:859 103:5199 104:34 105:543 106:180 107:569 108:576 109:2038 110:989 111:1343 112:677 113:852 114:807 115:1130 116:1102 117:958 118:1476 119:1400 120:406 121:844 122:2117 123:1404 124:1412 125:1527 128:589 129:339 130:350 131:668 132:418 133:163 134:316 135:74 136:287 137:286 138:364 139:165 140:216 141:384 142:567 143:405 144:502 145:105 146:646 147:477 148:911 149:370 150:245 151:712 152:440 153:221 154:317 155:508 156:355 157:340 158:250 159:905 160:328 161:561 162:1573 163:289 164:697 165:623 166:287 167:643 168:1063 169:125 170:1350 171:185 172:65 173:1529 174:712 175:601 176:1398 177:3237 178:2054 179:745 180:1769 181:1252 182:1569 183:525 184:733 185:1831 186:2878 187:1639 188:2130 189:1488 190:7577 191:593 192:7386 193:5511 194:4038 195:3524 196:1400 197:661 198:5103 199:5519 200:6312 201:2643 202:9097 203:8967 204:4594 205:2667 206:2965 207:2974 208:3957 209:3740 210:3124 211:1727 212:2318 213:2104 214:857 215:87 216:5606 217:1686 218:611 219:332 220:1283 221:626 222:354 223:592 End of report
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