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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Aug 1 20:12:11 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 02 Aug, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 505153 Prefixes after maximum aggregation: 196190 Deaggregation factor: 2.57 Unique aggregates announced to Internet: 248397 Total ASes present in the Internet Routing Table: 47367 Prefixes per ASN: 10.66 Origin-only ASes present in the Internet Routing Table: 36014 Origin ASes announcing only one prefix: 16383 Transit ASes present in the Internet Routing Table: 6123 Transit-only ASes present in the Internet Routing Table: 172 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: 2030 Unregistered ASNs in the Routing Table: 452 Number of 32-bit ASNs allocated by the RIRs: 7109 Number of 32-bit ASNs visible in the Routing Table: 5230 Prefixes from 32-bit ASNs in the Routing Table: 18854 Number of bogon 32-bit ASNs visible in the Routing Table: 470 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 395 Number of addresses announced to Internet: 2710217476 Equivalent to 161 /8s, 138 /16s and 163 /24s Percentage of available address space announced: 73.2 Percentage of allocated address space announced: 73.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 96.7 Total number of prefixes smaller than registry allocations: 173657 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 121721 Total APNIC prefixes after maximum aggregation: 35794 APNIC Deaggregation factor: 3.40 Prefixes being announced from the APNIC address blocks: 125436 Unique aggregates announced from the APNIC address blocks: 51941 APNIC Region origin ASes present in the Internet Routing Table: 4963 APNIC Prefixes per ASN: 25.27 APNIC Region origin ASes announcing only one prefix: 1228 APNIC Region transit ASes present in the Internet Routing Table: 875 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 24 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1025 Number of APNIC addresses announced to Internet: 734317184 Equivalent to 43 /8s, 196 /16s and 202 /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: 169960 Total ARIN prefixes after maximum aggregation: 84347 ARIN Deaggregation factor: 2.02 Prefixes being announced from the ARIN address blocks: 171799 Unique aggregates announced from the ARIN address blocks: 80066 ARIN Region origin ASes present in the Internet Routing Table: 16335 ARIN Prefixes per ASN: 10.52 ARIN Region origin ASes announcing only one prefix: 6120 ARIN Region transit ASes present in the Internet Routing Table: 1688 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 154 Number of ARIN addresses announced to Internet: 1090570752 Equivalent to 65 /8s, 0 /16s and 202 /24s Percentage of available ARIN address space announced: 57.7 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: 124402 Total RIPE prefixes after maximum aggregation: 62985 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 129274 Unique aggregates announced from the RIPE address blocks: 81810 RIPE Region origin ASes present in the Internet Routing Table: 17723 RIPE Prefixes per ASN: 7.29 RIPE Region origin ASes announcing only one prefix: 8256 RIPE Region transit ASes present in the Internet Routing Table: 2873 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: 2727 Number of RIPE addresses announced to Internet: 659039108 Equivalent to 39 /8s, 72 /16s and 35 /24s Percentage of available RIPE address space announced: 95.8 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: 58761 Total LACNIC prefixes after maximum aggregation: 10289 LACNIC Deaggregation factor: 5.71 Prefixes being announced from the LACNIC address blocks: 66487 Unique aggregates announced from the LACNIC address blocks: 29734 LACNIC Region origin ASes present in the Internet Routing Table: 2191 LACNIC Prefixes per ASN: 30.35 LACNIC Region origin ASes announcing only one prefix: 566 LACNIC Region transit ASes present in the Internet Routing Table: 454 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 23 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1276 Number of LACNIC addresses announced to Internet: 167649792 Equivalent to 9 /8s, 254 /16s and 34 /24s Percentage of available LACNIC address space announced: 99.9 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: 11040 Total AfriNIC prefixes after maximum aggregation: 2738 AfriNIC Deaggregation factor: 4.03 Prefixes being announced from the AfriNIC address blocks: 11762 Unique aggregates announced from the AfriNIC address blocks: 4506 AfriNIC Region origin ASes present in the Internet Routing Table: 728 AfriNIC Prefixes per ASN: 16.16 AfriNIC Region origin ASes announcing only one prefix: 213 AfriNIC Region transit ASes present in the Internet Routing Table: 159 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: 48 Number of AfriNIC addresses announced to Internet: 58252288 Equivalent to 3 /8s, 120 /16s and 220 /24s Percentage of available AfriNIC address space announced: 57.9 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 2948 11590 919 Korea Telecom 17974 2801 899 72 PT Telekomunikasi Indonesia 7545 2331 320 118 TPG Telecom Limited 4755 1866 392 200 TATA Communications formerly 9829 1649 1306 31 National Internet Backbone 9583 1313 103 535 Sify Limited 9498 1298 317 93 BHARTI Airtel Ltd. 7552 1235 1098 14 Viettel Corporation 4808 1207 2155 372 CNCGROUP IP network China169 24560 1153 399 191 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 2943 3688 51 BellSouth.net Inc. 7029 2771 1905 301 Windstream Communications Inc 22773 2729 2940 141 Cox Communications Inc. 18566 2047 379 178 MegaPath Corporation 20115 1745 1731 546 Charter Communications 4323 1631 1072 411 tw telecom holdings, inc. 30036 1497 322 576 Mediacom Communications Corp 701 1438 11203 726 MCI Communications Services, 6983 1390 817 313 ITC^Deltacom 22561 1305 406 233 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 1720 265 277 TELLCOM ILETISIM HIZMETLERI A 20940 1447 563 1062 Akamai International B.V. 8402 1249 544 15 OJSC "Vimpelcom" 13188 1062 100 30 TOV "Bank-Inform" 31148 1041 45 19 Freenet Ltd. 8551 994 371 42 Bezeq International-Ltd 6849 819 356 27 JSC "Ukrtelecom" 6830 776 2335 432 Liberty Global Operations B.V 12479 767 796 59 France Telecom Espana SA 9198 598 346 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 3778 2030 111 NET Serviços de Comunicação S 10620 2939 476 214 Telmex Colombia S.A. 18881 2062 1036 22 Global Village Telecom 7303 1770 1179 237 Telecom Argentina S.A. 8151 1437 2982 418 Uninet S.A. de C.V. 6503 1090 434 62 Axtel, S.A.B. de C.V. 6147 1043 373 28 Telefonica del Peru S.A.A. 7738 977 1882 41 Telemar Norte Leste S.A. 27947 892 130 53 Telconet S.A 26615 860 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 24863 913 280 26 Link Egypt (Link.NET) 6713 673 744 37 Office National des Postes et 8452 594 958 13 TE-AS 36992 310 784 26 ETISALAT MISR 24835 306 144 9 Vodafone Data 3741 249 920 212 Internet Solutions 29571 236 22 17 Cote d'Ivoire Telecom 37054 232 19 6 Data Telecom Service 15706 187 32 6 Sudatel (Sudan Telecom Co. Lt 12258 177 27 68 MWEB CONNECT (PROPRIETARY) LI 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 3778 2030 111 NET Serviços de Comunicação S 4766 2948 11590 919 Korea Telecom 6389 2943 3688 51 BellSouth.net Inc. 10620 2939 476 214 Telmex Colombia S.A. 17974 2801 899 72 PT Telekomunikasi Indonesia 7029 2771 1905 301 Windstream Communications Inc 22773 2729 2940 141 Cox Communications Inc. 7545 2331 320 118 TPG Telecom Limited 18881 2062 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 2943 2892 BellSouth.net Inc. 17974 2801 2729 PT Telekomunikasi Indonesia 10620 2939 2725 Telmex Colombia S.A. 22773 2729 2588 Cox Communications Inc. 7029 2771 2470 Windstream Communications Inc 7545 2331 2213 TPG Telecom Limited 18881 2062 2040 Global Village Telecom 4766 2948 2029 Korea Telecom 18566 2047 1869 MegaPath Corporation 4755 1866 1666 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 55020 UNALLOCATED 8.30.123.0/24 3356 Level 3 Communicatio 27205 UNALLOCATED 8.38.16.0/21 6461 Abovenet Communicati Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.226.240.0/20 40430 colo4jax, LLC 23.226.240.0/21 40430 colo4jax, LLC 23.226.248.0/21 40430 colo4jax, LLC 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<< 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 /13:498 /14:982 /15:1704 /16:13037 /17:7026 /18:11700 /19:24678 /20:35148 /21:37559 /22:54349 /23:47682 /24:268329 /25:798 /26:808 /27:389 /28:13 /29:18 /30:10 /31:1 /32:15 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2002 2047 MegaPath Corporation 22773 1972 2729 Cox Communications Inc. 6389 1691 2943 BellSouth.net Inc. 7029 1481 2771 Windstream Communications Inc 30036 1338 1497 Mediacom Communications Corp 11492 1185 1237 CABLE ONE, INC. 6983 1096 1390 ITC^Deltacom 34984 1048 1720 TELLCOM ILETISIM HIZMETLERI A 10620 1029 2939 Telmex Colombia S.A. 22561 1003 1305 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1315 2:657 3:3 4:15 5:1049 6:21 8:713 12:1854 13:4 14:1106 15:15 16:2 17:40 18:21 20:36 23:878 24:1748 27:1756 31:1470 32:41 33:2 34:5 36:140 37:1826 38:960 39:7 40:210 41:2663 42:259 43:156 44:15 45:45 46:2092 47:24 49:728 50:830 52:12 54:47 55:6 56:3 57:30 58:1218 59:614 60:424 61:1591 62:1251 63:1852 64:4363 65:2325 66:4229 67:2062 68:1054 69:3338 70:890 71:462 72:2020 74:2624 75:337 76:415 77:1654 78:804 79:704 80:1313 81:1217 82:769 83:771 84:768 85:1320 86:414 87:1146 88:467 89:1786 90:139 91:5713 92:771 93:1763 94:2028 95:1615 96:509 97:361 98:1109 99:49 100:65 101:700 103:5323 104:151 105:36 106:174 107:577 108:582 109:2009 110:1022 111:1333 112:666 113:857 114:772 115:1109 116:1116 117:1016 118:1503 119:1421 120:411 121:853 122:2157 123:1471 124:1427 125:1561 128:573 129:343 130:362 131:680 132:391 133:162 134:322 135:76 136:299 137:289 138:370 139:170 140:210 141:387 142:559 143:412 144:502 145:107 146:652 147:501 148:903 149:404 150:393 151:607 152:448 153:220 154:321 155:521 156:354 157:344 158:271 159:936 160:326 161:572 162:1671 163:332 164:694 165:630 166:344 167:674 168:1115 169:122 170:1380 171:183 172:62 173:1534 174:711 175:618 176:1415 177:3375 178:2073 179:789 180:1783 181:1323 182:1615 183:538 184:702 185:1909 186:2913 187:1652 188:2162 189:1471 190:7647 191:665 192:7444 193:5506 194:4045 195:3566 196:1430 197:668 198:5112 199:5545 200:6322 201:2735 202:9169 203:8997 204:4551 205:2636 206:2966 207:2950 208:3969 209:3745 210:3167 211:1750 212:2316 213:2115 214:878 215:86 216:5705 217:1683 218:615 219:331 220:1282 221:626 222:358 223:597 End of report
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