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@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 12 Jan, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 437884 Prefixes after maximum aggregation: 181348 Deaggregation factor: 2.41 Unique aggregates announced to Internet: 215724 Total ASes present in the Internet Routing Table: 43020 Prefixes per ASN: 10.18 Origin-only ASes present in the Internet Routing Table: 34017 Origin ASes announcing only one prefix: 15902 Transit ASes present in the Internet Routing Table: 5722 Transit-only ASes present in the Internet Routing Table: 138 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 31 Max AS path prepend of ASN ( 28730) 25 Prefixes from unregistered ASNs in the Routing Table: 373 Unregistered ASNs in the Routing Table: 127 Number of 32-bit ASNs allocated by the RIRs: 3639 Number of 32-bit ASNs visible in the Routing Table: 3281 Prefixes from 32-bit ASNs in the Routing Table: 8953 Special use prefixes present in the Routing Table: 17 Prefixes being announced from unallocated address space: 173 Number of addresses announced to Internet: 2624098700 Equivalent to 156 /8s, 104 /16s and 145 /24s Percentage of available address space announced: 70.9 Percentage of allocated address space announced: 70.9 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.1 Total number of prefixes smaller than registry allocations: 154190 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 105545 Total APNIC prefixes after maximum aggregation: 32889 APNIC Deaggregation factor: 3.21 Prefixes being announced from the APNIC address blocks: 106522 Unique aggregates announced from the APNIC address blocks: 43560 APNIC Region origin ASes present in the Internet Routing Table: 4811 APNIC Prefixes per ASN: 22.14 APNIC Region origin ASes announcing only one prefix: 1246 APNIC Region transit ASes present in the Internet Routing Table: 808 Average APNIC Region AS path length visible: 4.5 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 405 Number of APNIC addresses announced to Internet: 717167616 Equivalent to 42 /8s, 191 /16s and 28 /24s Percentage of available APNIC address space announced: 83.8 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 131072-133119 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: 155202 Total ARIN prefixes after maximum aggregation: 78549 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 155836 Unique aggregates announced from the ARIN address blocks: 70811 ARIN Region origin ASes present in the Internet Routing Table: 15378 ARIN Prefixes per ASN: 10.13 ARIN Region origin ASes announcing only one prefix: 5809 ARIN Region transit ASes present in the Internet Routing Table: 1584 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 17 Number of ARIN addresses announced to Internet: 1090815872 Equivalent to 65 /8s, 4 /16s and 135 /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, 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: 112644 Total RIPE prefixes after maximum aggregation: 58422 RIPE Deaggregation factor: 1.93 Prefixes being announced from the RIPE address blocks: 115645 Unique aggregates announced from the RIPE address blocks: 74206 RIPE Region origin ASes present in the Internet Routing Table: 17024 RIPE Prefixes per ASN: 6.79 RIPE Region origin ASes announcing only one prefix: 8159 RIPE Region transit ASes present in the Internet Routing Table: 2777 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2119 Number of RIPE addresses announced to Internet: 650343140 Equivalent to 38 /8s, 195 /16s and 114 /24s Percentage of available RIPE address space announced: 94.5 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, 196608-199679 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: 45528 Total LACNIC prefixes after maximum aggregation: 9059 LACNIC Deaggregation factor: 5.03 Prefixes being announced from the LACNIC address blocks: 49198 Unique aggregates announced from the LACNIC address blocks: 23241 LACNIC Region origin ASes present in the Internet Routing Table: 1769 LACNIC Prefixes per ASN: 27.81 LACNIC Region origin ASes announcing only one prefix: 500 LACNIC Region transit ASes present in the Internet Routing Table: 339 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 734 Number of LACNIC addresses announced to Internet: 121449000 Equivalent to 7 /8s, 61 /16s and 42 /24s Percentage of available LACNIC address space announced: 72.4 LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 262144-263167 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: 9891 Total AfriNIC prefixes after maximum aggregation: 2377 AfriNIC Deaggregation factor: 4.16 Prefixes being announced from the AfriNIC address blocks: 10510 Unique aggregates announced from the AfriNIC address blocks: 3752 AfriNIC Region origin ASes present in the Internet Routing Table: 589 AfriNIC Prefixes per ASN: 17.84 AfriNIC Region origin ASes announcing only one prefix: 188 AfriNIC Region transit ASes present in the Internet Routing Table: 127 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: 6 Number of AfriNIC addresses announced to Internet: 44029440 Equivalent to 2 /8s, 159 /16s and 214 /24s Percentage of available AfriNIC address space announced: 43.7 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 2952 11556 921 Korea Telecom (KIX) 17974 2484 829 53 PT TELEKOMUNIKASI INDONESIA 7545 1818 301 88 TPG Internet Pty Ltd 4755 1662 381 175 TATA Communications formerly 9829 1422 1156 42 BSNL National Internet Backbo 9583 1200 89 502 Sify Limited 7552 1128 1070 12 Vietel Corporation 4808 1124 2040 316 CNCGROUP IP network: China169 9498 1052 310 74 BHARTI Airtel Ltd. 24560 1037 385 160 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 3112 3701 129 bellsouth.net, inc. 7029 2289 1265 212 Windstream Communications Inc 18566 2081 382 180 Covad Communications 22773 1955 2932 131 Cox Communications, Inc. 1785 1946 678 124 PaeTec Communications, Inc. 20115 1685 1607 624 Charter Communications 4323 1598 1155 396 Time Warner Telecom 30036 1357 288 697 Mediacom Communications Corp 7018 1302 10550 859 AT&T WorldNet Services 7011 1206 321 685 Citizens Utilities 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 1863 544 16 Corbina telecom 2118 1052 97 15 EUnet/RELCOM Autonomous Syste 34984 906 212 230 BILISIM TELEKOM 12479 869 777 64 Uni2 Autonomous System 13188 771 96 117 Educational Network 31148 744 38 14 FreeNet ISP 20940 731 242 575 Akamai Technologies European 6830 713 2313 434 UPC Distribution Services 8551 655 367 39 Bezeq International 58113 633 70 378 LIR DATACENTER TELECOM 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 2278 1302 78 NET Servicos de Comunicao S.A 10620 2275 388 212 TVCABLE BOGOTA 7303 1674 1139 202 Telecom Argentina Stet-France 8151 1544 2900 365 UniNet S.A. de C.V. 6503 1454 435 67 AVANTEL, S.A. 27947 770 85 95 Telconet S.A 18881 750 716 18 Global Village Telecom 3816 672 309 71 Empresa Nacional de Telecomun 11172 602 86 66 Servicios Alestra S.A de C.V 7738 587 1242 34 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 24863 886 275 36 LINKdotNET AS number 36998 774 80 4 MOBITEL 8452 541 958 13 TEDATA 6713 499 602 20 Itissalat Al-MAGHRIB 24835 291 80 8 RAYA Telecom - Egypt 3741 266 906 224 The Internet Solution 12258 193 28 67 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 16637 181 697 88 MTN Network Solutions 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 6389 3112 3701 129 bellsouth.net, inc. 4766 2952 11556 921 Korea Telecom (KIX) 17974 2484 829 53 PT TELEKOMUNIKASI INDONESIA 7029 2289 1265 212 Windstream Communications Inc 28573 2278 1302 78 NET Servicos de Comunicao S.A 10620 2275 388 212 TVCABLE BOGOTA 18566 2081 382 180 Covad Communications 22773 1955 2932 131 Cox Communications, Inc. 1785 1946 678 124 PaeTec Communications, Inc. 8402 1863 544 16 Corbina telecom Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 17974 2484 2431 PT TELEKOMUNIKASI INDONESIA 28573 2278 2200 NET Servicos de Comunicao S.A 7029 2289 2077 Windstream Communications Inc 10620 2275 2063 TVCABLE BOGOTA 4766 2952 2031 Korea Telecom (KIX) 18566 2081 1901 Covad Communications 8402 1863 1847 Corbina telecom 22773 1955 1824 Cox Communications, Inc. 1785 1946 1822 PaeTec Communications, Inc. 7545 1818 1730 TPG Internet Pty Ltd Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic 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 33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks 26064 UNALLOCATED 12.149.37.0/24 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 128.0.0.0/24 2876 Jump Management SRL 128.0.24.0/21 41794 Altline LLC 128.0.60.0/23 57417 INTERNET TASMANIA SRL 128.0.62.0/23 57417 INTERNET TASMANIA SRL 128.0.64.0/22 49466 Declic Telecom SAS 128.0.68.0/22 49466 Declic Telecom SAS 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol 128.0.106.0/24 23456 32-bit ASN transition Complete listing at http://thyme.rand.apnic.net/current/data-dsua Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 27.112.114.0/24 23884 Proimage Engineering and Comm 31.210.16.0/22 15657 Neural Networks ASN 41.222.80.0/21 37110 Moztel LDA 62.12.96.0/19 38478 SunnyVision Limited 62.61.220.0/24 24974 Tachyon Europe BV - Wireless 62.61.221.0/24 24974 Tachyon Europe BV - Wireless 64.66.32.0/20 18864 >>UNKNOWN<< 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks 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 /8:18 /9:13 /10:29 /11:87 /12:245 /13:478 /14:860 /15:1548 /16:12501 /17:6586 /18:10934 /19:21636 /20:31125 /21:33155 /22:44421 /23:40713 /24:229361 /25:1316 /26:1696 /27:872 /28:178 /29:74 /30:17 /31:0 /32:21 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2031 2081 Covad Communications 6389 1771 3112 bellsouth.net, inc. 7029 1645 2289 Windstream Communications Inc 8402 1584 1863 Corbina telecom 22773 1286 1955 Cox Communications, Inc. 30036 1254 1357 Mediacom Communications Corp 11492 1157 1194 Cable One 1785 1028 1946 PaeTec Communications, Inc. 6503 980 1454 AVANTEL, S.A. 7011 955 1206 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:696 2:762 3:3 4:13 5:719 6:3 8:486 12:1922 13:3 14:699 15:11 16:3 17:6 20:27 23:220 24:1795 27:1475 31:1120 32:54 33:2 34:2 36:10 37:1172 38:838 39:2 40:139 41:2668 42:181 44:3 46:1727 47:3 49:537 50:652 52:12 54:28 55:7 57:28 58:1072 59:563 60:234 61:1318 62:1036 63:2039 64:4306 65:2161 66:4277 67:2119 68:1133 69:3310 70:862 71:535 72:1883 74:2547 75:414 76:294 77:1051 78:1007 79:538 80:1221 81:975 82:659 83:537 84:529 85:1155 86:467 87:974 88:359 89:1741 90:303 91:5383 92:608 93:1614 94:1990 95:1672 96:484 97:338 98:971 99:52 100:31 101:299 103:1981 105:583 106:126 107:207 108:503 109:1741 110:844 111:994 112:469 113:738 114:680 115:919 116:901 117:776 118:965 119:1279 120:332 121:702 122:1732 123:1185 124:1314 125:1303 128:558 129:202 130:310 131:644 132:318 133:142 134:255 135:62 136:216 137:234 138:342 139:160 140:217 141:315 142:516 143:372 144:479 145:89 146:521 147:293 148:733 149:335 150:163 151:258 152:399 153:188 154:24 155:448 156:232 157:379 158:257 159:694 160:335 161:422 162:367 163:193 164:582 165:461 166:458 167:570 168:1006 169:131 170:1003 171:162 172:4 173:1516 174:752 175:416 176:960 177:1536 178:1710 180:1372 181:195 182:1167 183:297 184:653 185:163 186:2184 187:1460 188:1924 189:1567 190:6216 192:6122 193:5723 194:4498 195:3597 196:1238 197:302 198:4075 199:5166 200:5991 201:2031 202:8778 203:8734 204:4473 205:2543 206:2791 207:2772 208:4077 209:3529 210:2901 211:1561 212:2005 213:1886 214:898 215:90 216:5057 217:1583 218:598 219:325 220:1264 221:528 222:324 223:401 End of report
participants (1)
-
Routing Analysis Role Account