This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. Daily listings are sent to bgp-stats@lists.apnic.net For a graphical representation, please see http://www.apnic.net/stats/bgp. If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 26 Jan, 2001 Analysis Summary ---------------- BGP routing table entries examined: 100429 Origin ASes present in the Internet Routing Table: 9764 Origin ASes announcing only one prefix: 3457 Transit ASes present in the Internet Routing Table: 1294 Average AS path length visible in the Internet Routing Table: 5.3 Max AS path length visible: 18 Illegal AS announcements present in the Routing Table: 16 Non-routable prefixes present in the Routing Table: 0 Prefixes being announced from the IANA Reserved Address blocks: 2 Number of addresses announced to Internet: 1201411540 Equivalent to 71 /8s, 156 /16s and 21 /24s Percentage of available address space announced: 32.4 Percentage of allocated address space announced: 63.6 Percentage of available address space allocated: 51.0 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 15456 Prefixes being announced from the APNIC address blocks: 13920 APNIC Region origin ASes present in the Internet Routing Table: 1138 APNIC Region origin ASes announcing only one prefix: 402 APNIC Region transit ASes present in the Internet Routing Table: 183 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 10 Number of APNIC addresses announced to Internet: 65439899 Equivalent to 3 /8s, 230 /16s and 136 /24s Percentage of available APNIC address space announced: 77.0 APNIC AS Blocks 4608 - 4864, 7467 - 7722, 9216 - 10239, 17408 - 18431 APNIC Address Blocks 61/8, 202/7 and 210/7 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 69576 Prefixes being announced from the ARIN address blocks: 47310 ARIN Region origin ASes present in the Internet Routing Table: 5941 ARIN Region origin ASes announcing only one prefix: 1710 ARIN Region transit ASes present in the Internet Routing Table: 620 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 13 Number of ARIN addresses announced to Internet: 175378645 Equivalent to 10 /8s, 116 /16s and 16 /24s Percentage of available ARIN address space announced: 80.4 ARIN AS Blocks 1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106 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 ARIN Address Blocks 63/8, 64/7, 66/8, 199/8, 200/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 15381 Prefixes being announced from the RIPE address blocks: 12109 RIPE Region origin ASes present in the Internet Routing Table: 2684 RIPE Region origin ASes announcing only one prefix: 1345 RIPE Region transit ASes present in the Internet Routing Table: 489 Average RIPE Region AS path length visible: 5.9 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 89330179 Equivalent to 5 /8s, 83 /16s and 18 /24s Percentage of available RIPE address space announced: 76.1 RIPE AS Blocks 1877 - 1901, 2042, 2047, 2107 - 2136, 2585 - 2614 2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631 6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383 RIPE Address Blocks 62/8, 193/8, 194/7, 212/7 and 217/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /19 equiv Description 1221 2374 1189 Telstra 2764 434 139 connect.com.au pty ltd 2907 366 892 SINET Japan 703 364 247 UUNET Technologies, Inc. 4755 345 113 VSNL India 4740 257 16 Ozemail 7657 222 12 The Internet Group Limited 4618 208 56 Internet Thailand 9269 208 23 Hong Kong CTI 7545 204 7 TPG Internet Pty Ltd 4763 191 43 Telstra New Zealand 7474 186 84 Optus Communications 4766 177 619 KORnet Powered BY Korea Telec 4134 168 521 Data Communications Bureau 7586 135 10 Paradox Digital Pty. Ltd 3462 128 180 Data Communications Institute 4786 128 7 NetConnect Communications Pty 7496 123 9 Power Up 7617 122 46 One.Net Pty Ltd 7539 119 73 Delegated to TWNIC for subseq RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /19 equiv Description 3301 393 306 TeliaNet Sweden 702 359 487 UUNET Technologies, Inc. 1270 339 433 UUNET Germany 1257 316 248 Swipnet AB 3215 203 181 RAIN 719 192 146 LANLINK 5515 192 351 Sonera Finland 786 184 960 JANET IP Service 1849 171 290 UUNET UK (formerly PIPEX) 680 170 855 Deutschef Forschurgsnetz 3320 167 462 Deutsche Telekom AG 1942 140 53 INRIA-Rocquencourt 2856 137 394 BTnet UK Regional network 517 136 137 Xlink 3303 127 277 Swisscom 5400 110 31 Concert Internet Plus Europea 1901 103 77 EUnet Austria 1267 95 985 IUnet S.p.A 3269 94 289 TELECOM ITALIA 3259 92 88 UUNET FRANCE ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /19 equiv Description 701 2594 3614 UUNET Technologies, Inc. 1 1010 4596 BBN Planet 7018 894 3015 AT&T 1239 716 1631 Sprint ICM-Inria 7046 712 523 UUNET Technologies, Inc. 2914 623 1296 Verio, Inc. 2548 611 535 Digital Express Group, Inc. 174 593 2814 PSINet Inc. 705 566 36 UUNET Technologies, Inc. 3561 565 1303 Cable & Wireless USA 2551 530 346 NETCOM On-Line Communication 8013 525 64 PSINet Ltd. Canada 3549 522 436 Frontier GlobalCenter 4293 443 56 Cable & Wireless USA 209 430 632 Qwest 271 424 271 BCnet Backbone 3602 424 79 Sprint Canada 3908 388 280 Supernet, Inc. 6082 360 63 Management Analysis, Incorpor 8151 355 192 UniNet S.A. de C.V. Global Per AS prefix count summary ---------------------------------- ASN No of nets /19 equiv Description 701 2594 3614 UUNET Technologies, Inc. 1221 2374 1189 Telstra 1 1010 4596 BBN Planet 7018 894 3015 AT&T 1239 716 1631 Sprint ICM-Inria 7046 712 523 UUNET Technologies, Inc. 2914 623 1296 Verio, Inc. 2548 611 535 Digital Express Group, Inc. 174 593 2814 PSINet Inc. 705 566 36 UUNET Technologies, Inc. 3561 565 1303 Cable & Wireless USA 2551 530 346 NETCOM On-Line Communication 8013 525 64 PSINet Ltd. Canada 3549 522 436 Frontier GlobalCenter 4293 443 56 Cable & Wireless USA 2764 434 139 connect.com.au pty ltd 209 430 632 Qwest 271 424 271 BCnet Backbone 3602 424 79 Sprint Canada 3301 393 306 TeliaNet Sweden List of Unregistered ASNs (Global) ---------------------------------- Bad AS Designation Network Transit AS Description 2027 UNALLOCATED 150.185.0.0/16 10530 Interpacket Group, I 2027 UNALLOCATED 150.185.128.0/18 8143 Publicom Corp. 2027 UNALLOCATED 150.186.0.0/16 10530 Interpacket Group, I 2027 UNALLOCATED 150.187.0.0/16 10530 Interpacket Group, I 2027 UNALLOCATED 150.188.0.0/16 10530 Interpacket Group, I 2027 UNALLOCATED 150.189.0.0/16 10530 Interpacket Group, I 1877 UNALLOCATED 192.108.196.0/24 1800 SPRINT 1877 UNALLOCATED 192.108.209.0/24 1880 Stupi, house man's 1877 UNALLOCATED 192.108.210.0/24 1880 Stupi, house man's 1877 UNALLOCATED 192.108.214.0/24 1800 SPRINT 5757 UNALLOCATED 192.239.13.0/24 701 UUNET Technologies, 65000 PRIVATE 199.114.36.0/24 721 DLA Systems Automati 65000 PRIVATE 199.252.48.0/24 721 DLA Systems Automati 65000 PRIVATE 199.252.50.0/24 721 DLA Systems Automati 65500 PRIVATE 203.166.86.0/24 10084 Western Australian I 5757 UNALLOCATED 207.19.224.0/24 701 UUNET Technologies, Advertised IANA Reserved Addresses ---------------------------------- Network Origin AS Description 39.96.40.224/30 14408 iCAIR 91.16.23.0/24 11770 Net56 Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:21 /9:4 /10:5 /11:10 /12:32 /13:61 /14:196 /15:305 /16:6796 /17:1022 /18:2023 /19:6302 /20:4461 /21:4318 /22:6502 /23:8446 /24:58136 /25:294 /26:401 /27:227 /28:187 /29:160 /30:297 /31:1 /32:222 Number of /24s announced per /8 block (Global) ---------------------------------------------- 9:3 12:307 15:1 24:632 26:1 32:6 38:9 44:2 53:2 55:1 57:9 61:60 62:102 63:1589 64:1210 65:31 66:85 91:1 128:28 129:205 130:20 131:31 132:9 133:4 134:94 135:8 136:122 137:78 138:189 139:54 140:104 141:22 142:58 143:36 144:126 145:11 146:132 147:90 148:120 149:112 150:21 151:330 152:961 153:119 154:76 155:68 156:15 157:110 158:57 159:52 160:17 161:57 162:62 163:121 164:105 165:99 166:175 167:79 168:68 169:29 170:194 171:2 191:1 192:5391 193:1813 194:1985 195:768 196:395 198:3742 199:3395 200:1781 202:2447 203:5209 204:3573 205:2478 206:2843 207:3022 208:2876 209:3473 210:383 211:134 212:786 213:294 214:8 215:11 216:2717 217:90 End of report
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Routing Analysis