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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Sep 12 20:11:14 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 13 Sep, 2014 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 510411 Prefixes after maximum aggregation: 198347 Deaggregation factor: 2.57 Unique aggregates announced to Internet: 250698 Total ASes present in the Internet Routing Table: 47994 Prefixes per ASN: 10.63 Origin-only ASes present in the Internet Routing Table: 36148 Origin ASes announcing only one prefix: 16392 Transit ASes present in the Internet Routing Table: 6157 Transit-only ASes present in the Internet Routing Table: 173 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 40 Max AS path prepend of ASN ( 55644) 33 Prefixes from unregistered ASNs in the Routing Table: 1661 Unregistered ASNs in the Routing Table: 446 Number of 32-bit ASNs allocated by the RIRs: 7379 Number of 32-bit ASNs visible in the Routing Table: 5689 Prefixes from 32-bit ASNs in the Routing Table: 19972 Number of bogon 32-bit ASNs visible in the Routing Table: 16 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 350 Number of addresses announced to Internet: 2710407908 Equivalent to 161 /8s, 141 /16s and 138 /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: 96.9 Total number of prefixes smaller than registry allocations: 175155 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 124899 Total APNIC prefixes after maximum aggregation: 36562 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 128593 Unique aggregates announced from the APNIC address blocks: 52768 APNIC Region origin ASes present in the Internet Routing Table: 4980 APNIC Prefixes per ASN: 25.82 APNIC Region origin ASes announcing only one prefix: 1215 APNIC Region transit ASes present in the Internet Routing Table: 870 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 40 Number of APNIC region 32-bit ASNs visible in the Routing Table: 1086 Number of APNIC addresses announced to Internet: 735938624 Equivalent to 43 /8s, 221 /16s and 136 /24s Percentage of available APNIC address space announced: 86.0 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 131072-135580 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: 169997 Total ARIN prefixes after maximum aggregation: 85153 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 171979 Unique aggregates announced from the ARIN address blocks: 80373 ARIN Region origin ASes present in the Internet Routing Table: 16371 ARIN Prefixes per ASN: 10.51 ARIN Region origin ASes announcing only one prefix: 6124 ARIN Region transit ASes present in the Internet Routing Table: 1687 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 22 Number of ARIN region 32-bit ASNs visible in the Routing Table: 190 Number of ARIN addresses announced to Internet: 1084723616 Equivalent to 64 /8s, 167 /16s and 145 /24s Percentage of available ARIN address space announced: 57.4 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: 125058 Total RIPE prefixes after maximum aggregation: 63149 RIPE Deaggregation factor: 1.98 Prefixes being announced from the RIPE address blocks: 130033 Unique aggregates announced from the RIPE address blocks: 82363 RIPE Region origin ASes present in the Internet Routing Table: 17714 RIPE Prefixes per ASN: 7.34 RIPE Region origin ASes announcing only one prefix: 8207 RIPE Region transit ASes present in the Internet Routing Table: 2899 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 32 Number of RIPE region 32-bit ASNs visible in the Routing Table: 3045 Number of RIPE addresses announced to Internet: 659229828 Equivalent to 39 /8s, 75 /16s and 12 /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: 59409 Total LACNIC prefixes after maximum aggregation: 10635 LACNIC Deaggregation factor: 5.59 Prefixes being announced from the LACNIC address blocks: 67668 Unique aggregates announced from the LACNIC address blocks: 30185 LACNIC Region origin ASes present in the Internet Routing Table: 2297 LACNIC Prefixes per ASN: 29.46 LACNIC Region origin ASes announcing only one prefix: 630 LACNIC Region transit ASes present in the Internet Routing Table: 456 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1316 Number of LACNIC addresses announced to Internet: 170834048 Equivalent to 10 /8s, 46 /16s and 184 /24s Percentage of available LACNIC address space announced: 101.8 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-265628 + 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: 10981 Total AfriNIC prefixes after maximum aggregation: 2802 AfriNIC Deaggregation factor: 3.92 Prefixes being announced from the AfriNIC address blocks: 11788 Unique aggregates announced from the AfriNIC address blocks: 4709 AfriNIC Region origin ASes present in the Internet Routing Table: 739 AfriNIC Prefixes per ASN: 15.95 AfriNIC Region origin ASes announcing only one prefix: 216 AfriNIC Region transit ASes present in the Internet Routing Table: 154 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: 52 Number of AfriNIC addresses announced to Internet: 59392000 Equivalent to 3 /8s, 138 /16s and 64 /24s Percentage of available AfriNIC address space announced: 59.0 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 2933 11591 922 Korea Telecom 17974 2811 900 74 PT Telekomunikasi Indonesia 7545 2345 336 121 TPG Telecom Limited 4755 1902 413 192 TATA Communications formerly 9829 1635 1306 38 National Internet Backbone 4808 1396 2227 409 CNCGROUP IP network China169 9583 1321 105 542 Sify Limited 9498 1302 333 91 BHARTI Airtel Ltd. 7552 1241 1098 14 Viettel Corporation 9808 1239 6639 15 Guangdong Mobile Communicatio 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 2897 3688 51 BellSouth.net Inc. 22773 2884 2940 142 Cox Communications Inc. 18566 2045 379 178 MegaPath Corporation 7029 1903 1959 320 Windstream Communications Inc 20115 1780 1766 502 Charter Communications 4323 1622 1055 406 tw telecom holdings, inc. 30036 1522 318 572 Mediacom Communications Corp 6983 1476 817 311 ITC^Deltacom 701 1438 11242 720 MCI Communications Services, 22561 1309 408 237 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 1753 299 284 TELLCOM ILETISIM HIZMETLERI A 20940 1470 571 1083 Akamai International B.V. 8402 1386 544 15 OJSC "Vimpelcom" 31148 1042 45 20 Freenet Ltd. 13188 1013 97 51 TOV "Bank-Inform" 8551 946 371 41 Bezeq International-Ltd 6849 805 356 26 JSC "Ukrtelecom" 12479 793 798 58 France Telecom Espana SA 6830 776 2335 431 Liberty Global Operations B.V 9198 660 346 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 3053 2311 107 NET Serviços de Comunicação S 10620 2951 478 274 Telmex Colombia S.A. 18881 2100 1036 22 Global Village Telecom 7303 1756 1166 233 Telecom Argentina S.A. 6147 1708 374 30 Telefonica del Peru S.A.A. 8151 1468 2999 434 Uninet S.A. de C.V. 6503 1109 434 62 Axtel, S.A.B. de C.V. 7738 999 1882 41 Telemar Norte Leste S.A. 27947 908 130 51 Telconet S.A 26615 899 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 916 280 26 Link Egypt (Link.NET) 6713 670 744 37 Office National des Postes et 8452 546 958 13 TE-AS 36992 336 816 30 ETISALAT MISR 24835 307 144 9 Vodafone Data 3741 249 920 212 Internet Solutions 37054 244 19 6 Data Telecom Service 29571 237 22 17 Cote d'Ivoire Telecom 15706 186 17 6 Sudatel (Sudan Telecom Co. Lt 12258 174 26 71 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 3053 2311 107 NET Serviços de Comunicação S 10620 2951 478 274 Telmex Colombia S.A. 4766 2933 11591 922 Korea Telecom 6389 2897 3688 51 BellSouth.net Inc. 22773 2884 2940 142 Cox Communications Inc. 17974 2811 900 74 PT Telekomunikasi Indonesia 7545 2345 336 121 TPG Telecom Limited 18881 2100 1036 22 Global Village Telecom 18566 2045 379 178 MegaPath Corporation 7029 1903 1959 320 Windstream Communications Inc 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 2897 2846 BellSouth.net Inc. 22773 2884 2742 Cox Communications Inc. 17974 2811 2737 PT Telekomunikasi Indonesia 10620 2951 2677 Telmex Colombia S.A. 7545 2345 2224 TPG Telecom Limited 18881 2100 2078 Global Village Telecom 4766 2933 2011 Korea Telecom 18566 2045 1867 MegaPath Corporation 4755 1902 1710 TATA Communications formerly 6147 1708 1678 Telefonica del Peru S.A.A. 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 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 15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I 33628 UNALLOCATED 12.0.239.0/24 1239 Sprint Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 5.100.241.0/24 23456 32bit Transition AS 24.231.96.0/24 21548 MTO Telecom Inc. 27.100.7.0/24 56096 >>UNKNOWN<< 37.16.88.0/23 57652 >>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<< 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 /10:31 /11:90 /12:262 /13:504 /14:991 /15:1712 /16:13047 /17:7062 /18:11768 /19:24633 /20:35229 /21:37733 /22:54535 /23:47854 /24:272035 /25:1077 /26:1042 /27:723 /28:14 /29:18 /30:10 /31:1 /32:12 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 22773 2121 2884 Cox Communications Inc. 18566 2000 2045 MegaPath Corporation 6389 1676 2897 BellSouth.net Inc. 30036 1371 1522 Mediacom Communications Corp 6147 1276 1708 Telefonica del Peru S.A.A. 6983 1175 1476 ITC^Deltacom 7029 1134 1903 Windstream Communications Inc 11492 1116 1165 CABLE ONE, INC. 34984 1074 1753 TELLCOM ILETISIM HIZMETLERI A 8402 1058 1386 OJSC "Vimpelcom" Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1329 2:664 3:3 4:18 5:1127 6:21 8:749 12:1854 13:4 14:1111 15:17 16:2 17:40 18:21 20:51 23:919 24:1768 27:1763 31:1410 32:39 33:2 34:5 36:143 37:1773 38:965 39:17 40:223 41:2522 42:267 43:328 44:16 45:71 46:2142 47:25 49:731 50:822 52:12 54:51 55:6 56:6 57:32 58:1204 59:661 60:426 61:1702 62:1270 63:1831 64:4366 65:2292 66:4190 67:2014 68:1033 69:3277 70:864 71:474 72:1998 74:2566 75:369 76:422 77:1599 78:826 79:725 80:1303 81:1200 82:773 83:773 84:729 85:1328 86:441 87:1159 88:465 89:1782 90:138 91:5698 92:767 93:1787 94:1990 95:1604 96:428 97:342 98:1153 99:48 100:66 101:713 103:5590 104:228 105:38 106:182 107:635 108:568 109:1980 110:1029 111:1359 112:720 113:862 114:778 115:1209 116:1123 117:992 118:1559 119:1409 120:433 121:963 122:2195 123:1614 124:1431 125:1579 128:608 129:348 130:364 131:764 132:428 133:165 134:320 135:76 136:304 137:290 138:384 139:204 140:213 141:413 142:580 143:434 144:511 145:114 146:682 147:554 148:970 149:433 150:482 151:602 152:468 153:243 154:338 155:535 156:357 157:328 158:275 159:931 160:324 161:592 162:1720 163:348 164:702 165:659 166:363 167:681 168:1120 169:123 170:1394 171:184 172:62 173:1619 174:708 175:605 176:1499 177:3581 178:2077 179:764 180:1777 181:1579 182:1654 183:553 184:716 185:2049 186:2955 187:1700 188:2208 189:1474 190:7824 191:747 192:7532 193:5501 194:4048 195:3565 196:1414 197:660 198:5139 199:5462 200:6471 201:2855 202:9151 203:9011 204:4552 205:2651 206:2950 207:2925 208:3918 209:3761 210:3304 211:1834 212:2335 213:2145 214:860 215:86 216:5624 217:1705 218:614 219:408 220:1366 221:686 222:484 223:598 End of report
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