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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Jan 24 19:13:21 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 25 Jan, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 479892 Prefixes after maximum aggregation: 190818 Deaggregation factor: 2.51 Unique aggregates announced to Internet: 237486 Total ASes present in the Internet Routing Table: 45998 Prefixes per ASN: 10.43 Origin-only ASes present in the Internet Routing Table: 35541 Origin ASes announcing only one prefix: 16285 Transit ASes present in the Internet Routing Table: 6006 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: 2707 Unregistered ASNs in the Routing Table: 648 Number of 32-bit ASNs allocated by the RIRs: 5746 Number of 32-bit ASNs visible in the Routing Table: 4451 Prefixes from 32-bit ASNs in the Routing Table: 14112 Number of bogon 32-bit ASNs visible in the Routing Table: 1 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 2018 Number of addresses announced to Internet: 2663146148 Equivalent to 158 /8s, 188 /16s and 98 /24s Percentage of available address space announced: 71.9 Percentage of allocated address space announced: 71.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.4 Total number of prefixes smaller than registry allocations: 166690 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 114387 Total APNIC prefixes after maximum aggregation: 34391 APNIC Deaggregation factor: 3.33 Prefixes being announced from the APNIC address blocks: 116810 Unique aggregates announced from the APNIC address blocks: 48876 APNIC Region origin ASes present in the Internet Routing Table: 4888 APNIC Prefixes per ASN: 23.90 APNIC Region origin ASes announcing only one prefix: 1224 APNIC Region transit ASes present in the Internet Routing Table: 840 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: 814 Number of APNIC addresses announced to Internet: 729945088 Equivalent to 43 /8s, 130 /16s and 20 /24s Percentage of available APNIC address space announced: 85.3 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: 163875 Total ARIN prefixes after maximum aggregation: 82068 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 164320 Unique aggregates announced from the ARIN address blocks: 75852 ARIN Region origin ASes present in the Internet Routing Table: 15934 ARIN Prefixes per ASN: 10.31 ARIN Region origin ASes announcing only one prefix: 5966 ARIN Region transit ASes present in the Internet Routing Table: 1673 Average ARIN Region AS path length visible: 4.0 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 59 Number of ARIN addresses announced to Internet: 1071108864 Equivalent to 63 /8s, 215 /16s and 211 /24s Percentage of available ARIN address space announced: 56.7 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: 120956 Total RIPE prefixes after maximum aggregation: 61508 RIPE Deaggregation factor: 1.97 Prefixes being announced from the RIPE address blocks: 124705 Unique aggregates announced from the RIPE address blocks: 79612 RIPE Region origin ASes present in the Internet Routing Table: 17616 RIPE Prefixes per ASN: 7.08 RIPE Region origin ASes announcing only one prefix: 8342 RIPE Region transit ASes present in the Internet Routing Table: 2854 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 53 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2590 Number of RIPE addresses announced to Internet: 656353156 Equivalent to 39 /8s, 31 /16s and 39 /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: 53799 Total LACNIC prefixes after maximum aggregation: 9925 LACNIC Deaggregation factor: 5.42 Prefixes being announced from the LACNIC address blocks: 59419 Unique aggregates announced from the LACNIC address blocks: 27533 LACNIC Region origin ASes present in the Internet Routing Table: 2059 LACNIC Prefixes per ASN: 28.86 LACNIC Region origin ASes announcing only one prefix: 555 LACNIC Region transit ASes present in the Internet Routing Table: 403 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 35 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 979 Number of LACNIC addresses announced to Internet: 148668192 Equivalent to 8 /8s, 220 /16s and 127 /24s Percentage of available LACNIC address space announced: 88.6 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: 11899 Total AfriNIC prefixes after maximum aggregation: 2606 AfriNIC Deaggregation factor: 4.57 Prefixes being announced from the AfriNIC address blocks: 12620 Unique aggregates announced from the AfriNIC address blocks: 4088 AfriNIC Region origin ASes present in the Internet Routing Table: 697 AfriNIC Prefixes per ASN: 18.11 AfriNIC Region origin ASes announcing only one prefix: 198 AfriNIC Region transit ASes present in the Internet Routing Table: 149 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: 50232320 Equivalent to 2 /8s, 254 /16s and 124 /24s Percentage of available AfriNIC address space announced: 49.9 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 2937 11557 951 Korea Telecom 17974 2737 902 88 PT Telekomunikasi Indonesia 7545 2146 320 116 TPG Telecom Limited 4755 1828 394 200 TATA Communications formerly 9829 1591 1282 44 National Internet Backbone 9583 1297 101 533 Sify Limited 7552 1235 1080 13 Viettel Corporation 9498 1213 309 68 BHARTI Airtel Ltd. 4808 1172 2121 348 CNCGROUP IP network China169 24560 1093 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 3028 3688 53 BellSouth.net Inc. 22773 2324 2940 138 Cox Communications Inc. 1785 2154 689 127 PaeTec Communications, Inc. 18566 2048 379 178 MegaPath Corporation 20115 1684 1668 586 Charter Communications 4323 1629 1089 407 tw telecom holdings, inc. 701 1499 11173 768 MCI Communications Services, 30036 1376 297 570 Mediacom Communications Corp 7018 1299 18004 845 AT&T Services, Inc. 6983 1295 756 581 ITC^Deltacom 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 1842 544 16 OJSC "Vimpelcom" 34984 1393 244 225 TELLCOM ILETISIM HIZMETLERI A 20940 1224 460 924 Akamai International B.V. 13188 1039 99 30 TOV "Bank-Inform" 31148 1013 45 21 Freenet Ltd. 6849 873 362 37 JSC "Ukrtelecom" 8551 851 370 38 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 3325 1862 78 NET Serviços de Comunicação S 10620 2681 434 237 Telmex Colombia S.A. 18881 1831 909 21 Global Village Telecom 7303 1744 1165 223 Telecom Argentina S.A. 8151 1376 2884 427 Uninet S.A. de C.V. 11830 869 364 15 Instituto Costarricense de El 7738 847 1626 39 Telemar Norte Leste S.A. 6503 838 434 60 Axtel, S.A.B. de C.V. 27947 836 93 94 Telconet S.A 6147 773 373 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 909 380 28 Link Egypt (Link.NET) 6713 600 653 27 Office National des Postes et 8452 471 956 9 TE-AS 24835 298 144 9 Vodafone Data 3741 246 921 208 Internet Solutions 29571 242 21 14 Cote d'Ivoire Telecom 36992 239 783 24 ETISALAT MISR 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 3325 1862 78 NET Serviços de Comunicação S 6389 3028 3688 53 BellSouth.net Inc. 4766 2937 11557 951 Korea Telecom 17974 2737 902 88 PT Telekomunikasi Indonesia 10620 2681 434 237 Telmex Colombia S.A. 22773 2324 2940 138 Cox Communications Inc. 1785 2154 689 127 PaeTec Communications, Inc. 7545 2146 320 116 TPG Telecom Limited 18566 2048 379 178 MegaPath Corporation 8402 1842 544 16 OJSC "Vimpelcom" 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 3028 2975 BellSouth.net Inc. 17974 2737 2649 PT Telekomunikasi Indonesia 10620 2681 2444 Telmex Colombia S.A. 22773 2324 2186 Cox Communications Inc. 7545 2146 2030 TPG Telecom Limited 1785 2154 2027 PaeTec Communications, Inc. 4766 2937 1986 Korea Telecom 18566 2048 1870 MegaPath Corporation 8402 1842 1826 OJSC "Vimpelcom" 18881 1831 1810 Global Village Telecom 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 62828 UNALLOCATED 8.21.130.0/24 4323 tw telecom holdings, 62850 UNALLOCATED 8.25.147.0/24 46887 Lightower Fiber Netw 20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio 20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.90.128.0/18 27418 OUTOFWALL INC. 23.91.0.0/19 40676 Psychz Networks 23.91.14.0/24 40676 Psychz Networks 23.91.32.0/19 36315 Servpac Inc. 23.91.80.0/20 21560 Netstream Communications, LLC 23.91.96.0/20 40676 Psychz Networks 23.91.111.0/24 49544 i3d B.V. 23.91.112.0/21 32475 SingleHop 23.91.120.0/21 36351 SoftLayer Technologies Inc. 23.91.128.0/19 5645 TekSavvy Solutions, Inc. 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 /9:11 /10:30 /11:92 /12:253 /13:475 /14:944 /15:1650 /16:12879 /17:6819 /18:11477 /19:23690 /20:33430 /21:36046 /22:51022 /23:44484 /24:254375 /25:784 /26:941 /27:426 /28:12 /29:16 /30:9 /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 1698 3028 BellSouth.net Inc. 22773 1568 2324 Cox Communications Inc. 8402 1523 1842 OJSC "Vimpelcom" 30036 1216 1376 Mediacom Communications Corp 1785 1161 2154 PaeTec Communications, Inc. 11492 1157 1194 CABLE ONE, INC. 6983 1036 1295 ITC^Deltacom 22561 980 1261 CenturyTel Internet Holdings, Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:939 2:811 3:3 4:16 5:891 6:21 8:640 12:1869 13:3 14:920 15:9 16:3 17:23 18:19 20:36 23:665 24:1726 27:1723 31:1540 32:44 33:2 34:5 36:114 37:1922 38:916 39:4 40:188 41:3259 42:245 44:14 46:2135 47:12 49:663 50:864 52:12 54:44 55:4 57:26 58:1139 59:624 60:370 61:1575 62:1197 63:1958 64:4394 65:2315 66:4141 67:2042 68:1077 69:3277 70:916 71:505 72:2041 74:2620 75:315 76:307 77:1147 78:1030 79:692 80:1321 81:1080 82:683 83:741 84:662 85:1238 86:424 87:989 88:495 89:1617 90:146 91:5719 92:661 93:1636 94:2061 95:1473 96:536 97:349 98:1067 99:41 100:32 101:719 103:4036 105:534 106:142 107:411 108:548 109:2046 110:979 111:1214 112:614 113:819 114:774 115:1153 116:1026 117:834 118:1244 119:1304 120:322 121:900 122:1926 123:1266 124:1431 125:1455 128:630 129:242 130:359 131:661 132:354 133:159 134:318 135:72 136:281 137:317 138:351 139:143 140:205 141:356 142:550 143:414 144:504 145:96 146:590 147:426 148:783 149:356 150:151 151:476 152:413 153:208 154:79 155:521 156:317 157:421 158:294 159:832 160:359 161:464 162:1056 163:218 164:672 165:591 166:272 167:638 168:1045 169:123 170:1169 171:191 172:12 173:1620 174:687 175:567 176:1409 177:2689 178:1954 179:398 180:1607 181:953 182:1392 183:495 184:635 185:1197 186:2762 187:1443 188:2030 189:1270 190:7365 191:25 192:7046 193:5434 194:4020 195:3391 196:1350 197:1085 198:4841 199:5512 200:6078 201:2512 202:9019 203:8912 204:4509 205:2653 206:2917 207:2820 208:3947 209:3688 210:3131 211:1624 212:2216 213:1973 214:882 215:83 216:5455 217:1687 218:604 219:347 220:1268 221:593 222:334 223:577 End of report
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