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 02 Mar, 2013 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 444878 Prefixes after maximum aggregation: 182918 Deaggregation factor: 2.43 Unique aggregates announced to Internet: 218369 Total ASes present in the Internet Routing Table: 43457 Prefixes per ASN: 10.24 Origin-only ASes present in the Internet Routing Table: 34242 Origin ASes announcing only one prefix: 15961 Transit ASes present in the Internet Routing Table: 5781 Transit-only ASes present in the Internet Routing Table: 138 Average AS path length visible in the Internet Routing Table: 4.6 Max AS path length visible: 30 Max AS path prepend of ASN ( 28730) 25 Prefixes from unregistered ASNs in the Routing Table: 368 Unregistered ASNs in the Routing Table: 135 Number of 32-bit ASNs allocated by the RIRs: 3798 Number of 32-bit ASNs visible in the Routing Table: 3434 Prefixes from 32-bit ASNs in the Routing Table: 9541 Special use prefixes present in the Routing Table: 17 Prefixes being announced from unallocated address space: 189 Number of addresses announced to Internet: 2619399116 Equivalent to 156 /8s, 32 /16s and 219 /24s Percentage of available address space announced: 70.8 Percentage of allocated address space announced: 70.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 94.3 Total number of prefixes smaller than registry allocations: 157249 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 106846 Total APNIC prefixes after maximum aggregation: 33105 APNIC Deaggregation factor: 3.23 Prefixes being announced from the APNIC address blocks: 107946 Unique aggregates announced from the APNIC address blocks: 44071 APNIC Region origin ASes present in the Internet Routing Table: 4814 APNIC Prefixes per ASN: 22.42 APNIC Region origin ASes announcing only one prefix: 1233 APNIC Region transit ASes present in the Internet Routing Table: 816 Average APNIC Region AS path length visible: 4.6 Max APNIC Region AS path length visible: 23 Number of APNIC region 32-bit ASNs visible in the Routing Table: 444 Number of APNIC addresses announced to Internet: 719060672 Equivalent to 42 /8s, 219 /16s and 254 /24s Percentage of available APNIC address space announced: 84.0 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 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: 156262 Total ARIN prefixes after maximum aggregation: 79028 ARIN Deaggregation factor: 1.98 Prefixes being announced from the ARIN address blocks: 156968 Unique aggregates announced from the ARIN address blocks: 71372 ARIN Region origin ASes present in the Internet Routing Table: 15506 ARIN Prefixes per ASN: 10.12 ARIN Region origin ASes announcing only one prefix: 5863 ARIN Region transit ASes present in the Internet Routing Table: 1616 Average ARIN Region AS path length visible: 4.1 Max ARIN Region AS path length visible: 27 Number of ARIN region 32-bit ASNs visible in the Routing Table: 18 Number of ARIN addresses announced to Internet: 1076685952 Equivalent to 64 /8s, 44 /16s and 236 /24s Percentage of available ARIN address space announced: 57.0 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: 114097 Total RIPE prefixes after maximum aggregation: 59042 RIPE Deaggregation factor: 1.93 Prefixes being announced from the RIPE address blocks: 117377 Unique aggregates announced from the RIPE address blocks: 75202 RIPE Region origin ASes present in the Internet Routing Table: 17091 RIPE Prefixes per ASN: 6.87 RIPE Region origin ASes announcing only one prefix: 8148 RIPE Region transit ASes present in the Internet Routing Table: 2779 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 2221 Number of RIPE addresses announced to Internet: 653859172 Equivalent to 38 /8s, 249 /16s and 25 /24s Percentage of available RIPE address space announced: 95.1 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: 47375 Total LACNIC prefixes after maximum aggregation: 9238 LACNIC Deaggregation factor: 5.13 Prefixes being announced from the LACNIC address blocks: 51180 Unique aggregates announced from the LACNIC address blocks: 23762 LACNIC Region origin ASes present in the Internet Routing Table: 1843 LACNIC Prefixes per ASN: 27.77 LACNIC Region origin ASes announcing only one prefix: 537 LACNIC Region transit ASes present in the Internet Routing Table: 349 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 27 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 744 Number of LACNIC addresses announced to Internet: 124216104 Equivalent to 7 /8s, 103 /16s and 99 /24s Percentage of available LACNIC address space announced: 74.0 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: 10628 Total AfriNIC prefixes after maximum aggregation: 2454 AfriNIC Deaggregation factor: 4.33 Prefixes being announced from the AfriNIC address blocks: 11218 Unique aggregates announced from the AfriNIC address blocks: 3792 AfriNIC Region origin ASes present in the Internet Routing Table: 601 AfriNIC Prefixes per ASN: 18.67 AfriNIC Region origin ASes announcing only one prefix: 180 AfriNIC Region transit ASes present in the Internet Routing Table: 128 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: 7 Number of AfriNIC addresses announced to Internet: 45241088 Equivalent to 2 /8s, 178 /16s and 83 /24s Percentage of available AfriNIC address space announced: 44.9 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 2930 11558 923 Korea Telecom (KIX) 17974 2500 840 86 PT TELEKOMUNIKASI INDONESIA 7545 1828 301 89 TPG Internet Pty Ltd 4755 1696 382 190 TATA Communications formerly 9829 1426 1140 43 BSNL National Internet Backbo 9583 1215 91 502 Sify Limited 7552 1161 1070 12 Vietel Corporation 4808 1117 2058 322 CNCGROUP IP network: China169 9498 1066 310 75 BHARTI Airtel Ltd. 24560 1047 385 161 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 3051 3695 96 bellsouth.net, inc. 7029 2148 1265 210 Windstream Communications Inc 18566 2080 382 185 Covad Communications 22773 1986 2929 124 Cox Communications, Inc. 1785 1957 677 123 PaeTec Communications, Inc. 20115 1695 1611 620 Charter Communications 4323 1611 1140 401 Time Warner Telecom 30036 1343 288 682 Mediacom Communications Corp 7018 1302 10553 854 AT&T WorldNet Services 11492 1208 221 335 Cable One 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 1858 544 16 Corbina telecom 2118 1116 97 13 EUnet/RELCOM Autonomous Syste 34984 1065 232 204 BILISIM TELEKOM 13188 841 99 22 Educational Network 12479 831 783 68 Uni2 Autonomous System 31148 766 39 17 FreeNet ISP 20940 759 257 602 Akamai Technologies European 8551 715 370 43 Bezeq International 6830 713 2313 434 UPC Distribution Services 34744 675 186 28 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 2387 1330 84 NET Servicos de Comunicao S.A 10620 2340 402 232 TVCABLE BOGOTA 7303 1681 1147 207 Telecom Argentina Stet-France 6503 1393 435 68 AVANTEL, S.A. 8151 1376 2805 407 UniNet S.A. de C.V. 14754 940 127 75 Telgua S. A. 18881 799 716 18 Global Village Telecom 27947 785 86 101 Telconet S.A 3816 688 306 85 Empresa Nacional de Telecomun 7738 650 1306 35 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 1286 80 4 MOBITEL 24863 865 274 34 LINKdotNET AS number 6713 535 615 23 Itissalat Al-MAGHRIB 8452 530 958 13 TEDATA 24835 342 80 8 RAYA Telecom - Egypt 3741 262 906 220 The Internet Solution 12258 193 28 67 Vodacom Internet Company 15706 191 32 6 Sudatel Internet Exchange Aut 29975 191 667 21 Vodacom 16637 186 696 90 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 3051 3695 96 bellsouth.net, inc. 4766 2930 11558 923 Korea Telecom (KIX) 17974 2500 840 86 PT TELEKOMUNIKASI INDONESIA 28573 2387 1330 84 NET Servicos de Comunicao S.A 10620 2340 402 232 TVCABLE BOGOTA 7029 2148 1265 210 Windstream Communications Inc 18566 2080 382 185 Covad Communications 22773 1986 2929 124 Cox Communications, Inc. 1785 1957 677 123 PaeTec Communications, Inc. 8402 1858 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 2500 2414 PT TELEKOMUNIKASI INDONESIA 28573 2387 2303 NET Servicos de Comunicao S.A 10620 2340 2108 TVCABLE BOGOTA 4766 2930 2007 Korea Telecom (KIX) 7029 2148 1938 Windstream Communications Inc 18566 2080 1895 Covad Communications 22773 1986 1862 Cox Communications, Inc. 8402 1858 1842 Corbina telecom 1785 1957 1834 PaeTec Communications, Inc. 7545 1828 1739 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 65119 PRIVATE 8.36.67.0/24 6352 E*Trade Group 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 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 128.0.16.0/21 43568 RIPE Network Coordination Cen 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 128.0.72.0/21 23456 32-bit ASN transition 128.0.80.0/20 52041 Timer LTD 128.0.96.0/21 12886 LEWTelNet GmbH 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 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 64.185.224.0/24 27431 JTL Networks Inc. 64.185.225.0/24 27431 JTL Networks Inc. 64.185.226.0/24 27431 JTL Networks Inc. 64.185.227.0/24 27431 JTL Networks Inc. 64.185.228.0/24 27431 JTL Networks Inc. 64.185.229.0/24 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 /8:17 /9:13 /10:29 /11:88 /12:247 /13:483 /14:869 /15:1564 /16:12632 /17:6623 /18:10909 /19:21729 /20:31372 /21:33459 /22:45969 /23:41343 /24:233225 /25:1387 /26:1765 /27:859 /28:183 /29:75 /30:17 /31:0 /32:21 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 2030 2080 Covad Communications 6389 1752 3051 bellsouth.net, inc. 8402 1587 1858 Corbina telecom 7029 1555 2148 Windstream Communications Inc 22773 1302 1986 Cox Communications, Inc. 36998 1280 1286 MOBITEL 30036 1230 1343 Mediacom Communications Corp 11492 1170 1208 Cable One 1785 1038 1957 PaeTec Communications, Inc. 7011 956 1205 Citizens Utilities Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:716 2:778 3:3 4:13 5:764 6:3 8:504 12:1932 13:3 14:746 15:11 16:3 17:8 20:24 23:241 24:1799 27:1455 31:1141 32:54 33:2 34:5 36:11 37:1306 38:857 39:2 40:153 41:2708 42:177 44:3 46:1767 47:1 49:609 50:663 52:12 54:28 55:10 57:28 58:1079 59:559 60:278 61:1339 62:1036 63:2033 64:4306 65:2168 66:4248 67:2050 68:1126 69:3263 70:861 71:525 72:1902 74:2548 75:413 76:295 77:1089 78:1051 79:572 80:1241 81:974 82:608 83:549 84:560 85:1160 86:478 87:945 88:371 89:1749 90:262 91:5421 92:603 93:1743 94:2088 95:1569 96:499 97:335 98:1035 99:40 100:30 101:308 103:2226 105:517 106:131 107:207 108:511 109:1796 110:851 111:1030 112:492 113:741 114:683 115:921 116:881 117:798 118:981 119:1275 120:376 121:705 122:1740 123:1190 124:1317 125:1315 128:536 129:205 130:318 131:639 132:329 133:143 134:253 135:62 136:221 137:234 138:342 139:168 140:213 141:316 142:523 143:376 144:481 145:88 146:519 147:349 148:712 149:353 150:152 151:409 152:401 153:191 154:29 155:374 156:243 157:391 158:260 159:711 160:336 161:420 162:369 163:208 164:578 165:447 166:416 167:572 168:1008 169:130 170:1025 171:165 172:4 173:1577 174:580 175:424 176:1127 177:1707 178:1743 179:1 180:1370 181:256 182:1192 183:331 184:645 185:266 186:2316 187:1309 188:1924 189:1534 190:6616 192:6373 193:5658 194:4500 195:3492 196:1311 197:925 198:4166 199:5234 200:6064 201:2223 202:8926 203:8755 204:4498 205:2556 206:2790 207:2787 208:4068 209:3523 210:2898 211:1563 212:1977 213:1923 214:906 215:95 216:5212 217:1582 218:606 219:327 220:1266 221:549 222:332 223:470 End of report