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[routing-wg] Weekly Routing Table Report
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Routing Analysis Role Account
cscora at apnic.net
Fri Oct 11 20:38:02 CEST 2013
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 12 Oct, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 469227 Prefixes after maximum aggregation: 189103 Deaggregation factor: 2.48 Unique aggregates announced to Internet: 232899 Total ASes present in the Internet Routing Table: 45163 Prefixes per ASN: 10.39 Origin-only ASes present in the Internet Routing Table: 35242 Origin ASes announcing only one prefix: 16260 Transit ASes present in the Internet Routing Table: 5915 Transit-only ASes present in the Internet Routing Table: 160 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 35 Max AS path prepend of ASN ( 59482) 25 Prefixes from unregistered ASNs in the Routing Table: 303 Unregistered ASNs in the Routing Table: 171 Number of 32-bit ASNs allocated by the RIRs: 5177 Number of 32-bit ASNs visible in the Routing Table: 4006 Prefixes from 32-bit ASNs in the Routing Table: 12413 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 714 Number of addresses announced to Internet: 2648115732 Equivalent to 157 /8s, 215 /16s and 10 /24s Percentage of available address space announced: 71.5 Percentage of allocated address space announced: 71.5 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 95.1 Total number of prefixes smaller than registry allocations: 164200 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 111390 Total APNIC prefixes after maximum aggregation: 33839 APNIC Deaggregation factor: 3.29 Prefixes being announced from the APNIC address blocks: 113461 Unique aggregates announced from the APNIC address blocks: 46844 APNIC Region origin ASes present in the Internet Routing Table: 4875 APNIC Prefixes per ASN: 23.27 APNIC Region origin ASes announcing only one prefix: 1222 APNIC Region transit ASes present in the Internet Routing Table: 830 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: 710 Number of APNIC addresses announced to Internet: 728465152 Equivalent to 43 /8s, 107 /16s and 127 /24s Percentage of available APNIC address space announced: 85.1 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: 163008 Total ARIN prefixes after maximum aggregation: 81421 ARIN Deaggregation factor: 2.00 Prefixes being announced from the ARIN address blocks: 163510 Unique aggregates announced from the ARIN address blocks: 76000 ARIN Region origin ASes present in the Internet Routing Table: 15898 ARIN Prefixes per ASN: 10.28 ARIN Region origin ASes announcing only one prefix: 6018 ARIN Region transit ASes present in the Internet Routing Table: 1657 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 25 Number of ARIN addresses announced to Internet: 1072988416 Equivalent to 63 /8s, 244 /16s and 129 /24s Percentage of available ARIN address space announced: 56.8 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: 118750 Total RIPE prefixes after maximum aggregation: 61299 RIPE Deaggregation factor: 1.94 Prefixes being announced from the RIPE address blocks: 122330 Unique aggregates announced from the RIPE address blocks: 78977 RIPE Region origin ASes present in the Internet Routing Table: 17464 RIPE Prefixes per ASN: 7.00 RIPE Region origin ASes announcing only one prefix: 8262 RIPE Region transit ASes present in the Internet Routing Table: 2819 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2410 Number of RIPE addresses announced to Internet: 656522980 Equivalent to 39 /8s, 33 /16s and 190 /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: 51889 Total LACNIC prefixes after maximum aggregation: 9928 LACNIC Deaggregation factor: 5.23 Prefixes being announced from the LACNIC address blocks: 56947 Unique aggregates announced from the LACNIC address blocks: 26506 LACNIC Region origin ASes present in the Internet Routing Table: 2037 LACNIC Prefixes per ASN: 27.96 LACNIC Region origin ASes announcing only one prefix: 569 LACNIC Region transit ASes present in the Internet Routing Table: 384 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: 855 Number of LACNIC addresses announced to Internet: 140359472 Equivalent to 8 /8s, 93 /16s and 183 /24s Percentage of available LACNIC address space announced: 83.7 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: 11617 Total AfriNIC prefixes after maximum aggregation: 2519 AfriNIC Deaggregation factor: 4.61 Prefixes being announced from the AfriNIC address blocks: 12265 Unique aggregates announced from the AfriNIC address blocks: 3972 AfriNIC Region origin ASes present in the Internet Routing Table: 650 AfriNIC Prefixes per ASN: 18.87 AfriNIC Region origin ASes announcing only one prefix: 189 AfriNIC Region transit ASes present in the Internet Routing Table: 133 Average AfriNIC Region AS path length visible: 4.8 Max AfriNIC Region AS path length visible: 24 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 6 Number of AfriNIC addresses announced to Internet: 47752704 Equivalent to 2 /8s, 216 /16s and 166 /24s Percentage of available AfriNIC address space announced: 47.4 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 2944 11563 946 Korea Telecom (KIX) 17974 2714 903 90 PT TELEKOMUNIKASI INDONESIA 7545 2089 321 112 TPG Internet Pty Ltd 4755 1779 391 187 TATA Communications formerly 9829 1556 1241 43 BSNL National Internet Backbo 9583 1238 93 508 Sify Limited 9498 1202 309 74 BHARTI Airtel Ltd. 4808 1191 2131 347 CNCGROUP IP network: China169 7552 1160 1080 13 Vietel Corporation 24560 1091 380 164 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 3060 3689 59 BellSouth.net Inc. 22773 2168 2943 140 Cox Communications, Inc. 18566 2066 382 184 Covad Communications 1785 2020 679 126 PaeTec Communications, Inc. 20115 1678 1651 615 Charter Communications 4323 1623 1104 422 Time Warner Telecom 701 1517 11148 790 UUNET Technologies, Inc. 30036 1383 310 574 Mediacom Communications Corp 7018 1332 17514 858 AT&T WorldNet Services 6983 1294 771 579 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 1841 544 17 OJSC "Vimpelcom" 34984 1363 244 220 TELLCOM ILETISIM HIZMETLERI A 20940 1056 389 812 Akamai Technologies European 31148 991 44 19 FreeNet ISP 6830 895 2366 428 UPC Distribution Services 13188 874 99 62 TOV "Bank-Inform" 8551 754 370 41 Bezeq International 12479 688 799 49 Uni2 Autonomous System 35228 541 246 16 Avatar Broadband Limited 34744 516 157 53 SC GVM SISTEM 2003 SRL 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 3405 1752 90 NET Servicos de Comunicao S.A 10620 2602 423 249 TVCABLE BOGOTA 7303 1724 1135 233 Telecom Argentina Stet-France 18881 1462 844 20 Global Village Telecom 8151 1342 2815 415 UniNet S.A. de C.V. 11830 865 364 15 Instituto Costarricense de El 27947 837 93 90 Telconet S.A 6147 801 373 27 Telefonica Del Peru 6503 796 434 62 AVANTEL, S.A. 7738 780 1498 36 Telecomunicacoes da Bahia 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 1864 112 5 Sudanese Mobile Telephone (ZA 24863 881 274 29 LINKdotNET AS number 6713 554 633 26 Itissalat Al-MAGHRIB 8452 426 956 9 TEDATA 24835 292 80 8 RAYA Telecom - Egypt 3741 258 921 216 The Internet Solution 29571 223 17 11 Ci Telecom Autonomous system 36992 222 501 28 Etisalat MISR 15706 221 32 6 Sudatel Internet Exchange Aut 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 3405 1752 90 NET Servicos de Comunicao S.A 6389 3060 3689 59 BellSouth.net Inc. 4766 2944 11563 946 Korea Telecom (KIX) 17974 2714 903 90 PT TELEKOMUNIKASI INDONESIA 10620 2602 423 249 TVCABLE BOGOTA 22773 2168 2943 140 Cox Communications, Inc. 7545 2089 321 112 TPG Internet Pty Ltd 18566 2066 382 184 Covad Communications 1785 2020 679 126 PaeTec Communications, Inc. 36998 1864 112 5 Sudanese Mobile Telephone (ZA 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 3060 3001 BellSouth.net Inc. 17974 2714 2624 PT TELEKOMUNIKASI INDONESIA 10620 2602 2353 TVCABLE BOGOTA 22773 2168 2028 Cox Communications, Inc. 4766 2944 1998 Korea Telecom (KIX) 7545 2089 1977 TPG Internet Pty Ltd 1785 2020 1894 PaeTec Communications, Inc. 18566 2066 1882 Covad Communications 36998 1864 1859 Sudanese Mobile Telephone (ZA 8402 1841 1824 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 62734 UNALLOCATED 8.31.128.0/24 6939 Hurricane Electric 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic 62719 UNALLOCATED 12.27.130.0/24 4323 Time Warner Telecom 13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic 23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic 17300 UNALLOCATED 12.45.103.0/24 209 Qwest 17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies, 16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic 14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic Complete listing at http://thyme.rand.apnic.net/current/data-badAS Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 100.100.0.0/24 4847 China Networks Inter-Exchange Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.90.128.0/18 27418 OUTOFWALL INC. 23.90.192.0/18 36086 Broad Communications Technolo 23.91.0.0/19 40676 Psychz Networks 23.91.32.0/19 36315 Servpac Inc. 23.91.80.0/20 21560 Capital Technology Services G 23.91.96.0/20 40676 Psychz Networks 23.91.112.0/21 32475 MidPhase Inc. 23.91.160.0/22 36493 3757277 Canada Inc. (oa 295.c 23.91.160.0/19 36493 3757277 Canada Inc. (oa 295.c 23.91.164.0/22 36493 3757277 Canada Inc. (oa 295.c 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 /10:31 /11:92 /12:251 /13:481 /14:916 /15:1627 /16:12822 /17:6702 /18:11233 /19:22994 /20:32626 /21:35338 /22:49901 /23:43037 /24:248599 /25:899 /26:995 /27:497 /28:48 /29:78 /30:19 /31:0 /32:14 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2017 2066 Covad Communications 36998 1829 1864 Sudanese Mobile Telephone (ZA 6389 1709 3060 BellSouth.net Inc. 8402 1534 1841 OJSC "Vimpelcom" 22773 1439 2168 Cox Communications, Inc. 30036 1239 1383 Mediacom Communications Corp 11492 1192 1233 Cable One 1785 1084 2020 PaeTec Communications, Inc. 6983 1034 1294 ITC^Deltacom 22561 966 1241 Digital Teleport, Inc Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:841 2:814 3:3 4:17 5:992 6:19 8:614 12:1893 13:3 14:876 15:11 16:3 17:16 18:19 20:21 23:465 24:1720 27:1602 31:1466 32:45 33:2 34:5 36:81 37:1816 38:911 39:3 40:181 41:3224 42:249 44:14 46:2024 47:6 49:686 50:835 52:12 54:39 55:3 56:2 57:26 58:1166 59:606 60:358 61:1430 62:1187 63:1980 64:4554 65:2349 66:4174 67:2117 68:1099 69:3294 70:872 71:497 72:2025 74:2568 75:326 76:307 77:1166 78:1090 79:650 80:1329 81:1020 82:625 83:588 84:597 85:1195 86:453 87:1023 88:555 89:1736 90:155 91:5634 92:607 93:1608 94:2035 95:1627 96:518 97:342 98:1047 99:43 100:31 101:613 103:3400 105:522 106:143 107:211 108:511 109:1900 110:971 111:1132 112:581 113:793 114:741 115:1014 116:993 117:827 118:1172 119:1293 120:382 121:747 122:1880 123:1224 124:1380 125:1426 128:646 129:236 130:324 131:670 132:348 133:158 134:547 135:67 136:276 137:240 138:348 139:180 140:196 141:313 142:545 143:409 144:499 145:96 146:516 147:402 148:708 149:352 150:156 151:614 152:407 153:201 154:47 155:486 156:284 157:423 158:284 159:773 160:350 161:455 162:769 163:227 164:634 165:570 166:258 167:622 168:1047 169:127 170:1088 171:202 172:25 173:1624 174:672 175:509 176:1235 177:2351 178:1921 179:191 180:1567 181:754 182:1352 183:482 184:653 185:933 186:2586 187:1471 188:1888 189:1311 190:7177 192:7060 193:5421 194:4031 195:3320 196:1323 197:1002 198:4728 199:5470 200:6091 201:2522 202:8971 203:8899 204:4518 205:2624 206:2847 207:2918 208:4005 209:3636 210:2948 211:1572 212:2202 213:2018 214:906 215:99 216:5366 217:1687 218:621 219:315 220:1280 221:566 222:326 223:507 End of report
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