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 historical data, please see http://thyme.apnic.net. If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 04:00 +10GMT Sat 26 Aug, 2006 Analysis Summary ---------------- BGP routing table entries examined: 195958 Prefixes after maximum aggregation: 107215 Unique aggregates announced to Internet: 95129 Total ASes present in the Internet Routing Table: 22969 Origin-only ASes present in the Internet Routing Table: 20004 Origin ASes announcing only one prefix: 9596 Transit ASes present in the Internet Routing Table: 2965 Transit-only ASes present in the Internet Routing Table: 64 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 29 Max AS path prepend of ASN (36728) 27 Prefixes from unregistered ASNs in the Routing Table: 2 Unregistered ASNs in the Routing Table: 2 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1577381676 Equivalent to 94 /8s, 4 /16s and 239 /24s Percentage of available address space announced: 42.6 Percentage of allocated address space announced: 61.6 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 97463 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 42902 Total APNIC prefixes after maximum aggregation: 17347 Prefixes being announced from the APNIC address blocks: 40565 Unique aggregates announced from the APNIC address blocks: 18305 APNIC Region origin ASes present in the Internet Routing Table: 2680 APNIC Region origin ASes announcing only one prefix: 761 APNIC Region transit ASes present in the Internet Routing Table: 401 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 261836896 Equivalent to 15 /8s, 155 /16s and 80 /24s Percentage of available APNIC address space announced: 81.9 APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911 APNIC Address Blocks 58/7, 60/7, 121/8, 122/7, 124/7, 126/8, 202/7 210/7, 218/7, 220/7 and 222/8 ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 99061 Total ARIN prefixes after maximum aggregation: 58879 Prefixes being announced from the ARIN address blocks: 72786 Unique aggregates announced from the ARIN address blocks: 27423 ARIN Region origin ASes present in the Internet Routing Table: 10938 ARIN Region origin ASes announcing only one prefix: 4142 ARIN Region transit ASes present in the Internet Routing Table: 1004 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 29 Number of ARIN addresses announced to Internet: 296089856 Equivalent to 17 /8s, 165 /16s and 249 /24s Percentage of available ARIN address space announced: 76.7 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 ARIN Address Blocks 24/8, 63/8, 64/5, 72/6, 76/8, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 39381 Total RIPE prefixes after maximum aggregation: 26314 Prefixes being announced from the RIPE address blocks: 36329 Unique aggregates announced from the RIPE address blocks: 24493 RIPE Region origin ASes present in the Internet Routing Table: 8409 RIPE Region origin ASes announcing only one prefix: 4412 RIPE Region transit ASes present in the Internet Routing Table: 1377 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 261830852 Equivalent to 15 /8s, 155 /16s and 56 /24s Percentage of available RIPE address space announced: 82.1 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 40960-41983 RIPE Address Blocks 62/8, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 12331 Total LACNIC prefixes after maximum aggregation: 3761 Prefixes being announced from the LACNIC address blocks: 10360 Unique aggregates announced from the LACNIC address blocks: 5968 LACNIC Region origin ASes present in the Internet Routing Table: 716 LACNIC Region origin ASes announcing only one prefix: 236 LACNIC Region transit ASes present in the Internet Routing Table: 128 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 32212480 Equivalent to 1 /8s, 235 /16s and 134 /24s Percentage of available LACNIC address space announced: 48.0 LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7 AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 2281 Total AfriNIC prefixes after maximum aggregation: 914 Prefixes being announced from the AfriNIC address blocks: 1594 Unique aggregates announced from the AfriNIC address blocks: 998 AfriNIC Region origin ASes present in the Internet Routing Table: 162 AfriNIC Region origin ASes announcing only one prefix: 45 AfriNIC Region transit ASes present in the Internet Routing Table: 25 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 16 Number of AfriNIC addresses announced to Internet: 4213504 Equivalent to 0 /8s, 64 /16s and 75 /24s Percentage of available AfriNIC address space announced: 12.6 AfriNIC AS Blocks 36864-37887 & ERX transfers AfriNIC Address Blocks 41/8, 196/8 APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 4134 1301 7982 239 CHINANET-BACKBONE 4755 973 255 66 Videsh Sanchar Nigam Ltd. Aut 9583 946 109 15 Sify Limited 9498 799 211 71 BHARTI BT INTERNET LTD. 4766 727 4435 306 Korea Telecom (KIX) 1221 610 1779 467 Telstra Pty Ltd 7545 540 124 73 TPG Internet Pty Ltd 17488 522 32 18 Hathway IP Over Cable Interne 17676 497 10933 62 Softbank BB Corp. 9443 450 111 83 Primus Telecommunications 18101 445 85 18 Reliance Infocom Ltd Internet 4812 414 739 59 China Telecom (Shanghai) 17849 410 30 122 Telecommunications Technology 4802 407 84 149 Wantree Development 17974 373 129 12 PT TELEKOMUNIKASI INDONESIA 17557 356 28 169 Pakistan Telecom 2907 336 1733 311 SINET Japan 4837 320 3539 138 chinanet IDC center beijing n 7474 295 211 229 SingTel Optus Pty Ltd 10139 284 23 6 Meridian Telekoms ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1480 6259 955 AT&T WorldNet Services 6197 1019 637 479 BellSouth Network Solutions, 721 998 21926 310 DLA Systems Automation Center 4323 998 768 286 Time Warner Telecom 2386 960 561 725 AT&T Data Communications Serv 18566 958 272 8 Covad Communications 701 957 6780 783 UUNET Technologies, Inc. 174 942 5770 887 Cogent Communications 1239 842 2781 595 Sprint 20115 736 658 385 Charter Communications 19262 734 2252 188 Verizon Global Networks 11492 727 90 16 Cable One 22773 695 1744 46 Cox Communications, Inc. 209 686 3641 541 Qwest 7011 665 207 421 Citizens Utilities 852 589 1068 383 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 562 248 73 Canadian Research Network 5668 533 145 18 CenturyTel Internet Holdings, 3602 511 125 105 Sprint Canada, Inc. RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 558 1947 439 UUNET - Commercial IP service 3301 315 1186 300 TeliaNet Sweden 3320 297 5013 240 Deutsche Telekom AG 8220 283 471 268 COLT Telecommunications 24863 254 42 11 LINKdotNET AS number 680 248 2041 244 DFN-IP service G-WiN 6746 245 91 224 Dynamic Network Technologies, 3246 229 462 219 Song Networks 1257 220 744 167 SWIPnet Swedish IP Network 8708 216 278 203 Romania Data Systems S.A. 3215 204 1760 97 France Telecom Transpac 30890 203 18 84 SC Kappa Invexim SRL 3269 202 2246 73 TELECOM ITALIA 8551 202 182 27 Bezeq International 6830 194 879 43 UPC Distribution Services 8866 185 37 15 Bulgarian Telecommunication C 5416 180 12 11 BATELCO-BH 3300 172 171 97 AUCS Communications Services 786 171 1778 171 The JANET IP Service 3352 166 1655 30 Ibernet, Internet Access Netw LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 772 1811 228 UniNet S.A. de C.V. 22047 456 206 11 VTR PUNTO NET S.A. 11172 369 98 93 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 273 134 22 Telefonica Del Peru 6471 255 74 30 ENTEL CHILE S.A. 14117 217 13 7 Telefonica del Sur S.A. 6503 181 167 84 AVANTEL, S.A. 7303 181 84 28 Telecom Argentina Stet-France 10481 181 72 8 Prima S.A. 7910 142 9 29 ANDINET ON LINE 19169 136 9 26 Telconet 21826 135 17 23 INTERCABLE 11556 132 96 4 Cable-Wireless Panama 19429 131 80 40 E.T.B. 18822 129 8 10 TELEFONICA MANQUEHUE 14522 117 18 9 SatNet S.A. 7738 114 410 20 Telecomunicacoes da Bahia S.A 14259 112 10 15 GTD Internet S.A. 23216 111 21 9 RAMtelecom Telecomunicaciones AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 284 803 231 The Internet Solution 8452 179 60 7 TEDATA 6713 144 135 11 Itissalat Al-MAGHRIB 2018 134 298 111 Tertiary Education Network 15475 132 84 4 Nile Online 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 106 6 2 EEPAD TISP TELECOM & INTERNET 2905 79 159 70 The Internetworking Company o 15706 44 8 3 Sudatel Internet Exchange Aut 5713 36 293 32 Telkom SA Ltd 33774 32 7 20 AS Number for Telecom Algeria 23889 26 8 11 MAURITIUS TELECOM 16637 25 19 23 Johnnic e-Ventures 10798 23 1 14 Standard Bank of South Africa 8524 22 1 5 AUCEGYPT Autonomous System 21280 21 4 4 Swift Global Kenya Ltd.Is an 21491 21 17 2 UTL On-line is RF broadband I 33766 21 2 1 Nyala Communications Pty Ltd 2561 19 6 2 Egyptian Universities Network Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4134 1301 1062 CHINANET-BACKBONE 18566 958 950 Covad Communications 9583 946 931 Sify Limited 4755 973 907 Videsh Sanchar Nigam Ltd. Aut 9498 799 728 BHARTI BT INTERNET LTD. 4323 998 712 Time Warner Telecom 11492 727 711 Cable One 721 998 688 DLA Systems Automation Center 22773 695 649 Cox Communications, Inc. 19262 734 546 Verizon Global Networks 8151 772 544 UniNet S.A. de C.V. 6197 1019 540 BellSouth Network Solutions, 5668 533 515 CenturyTel Internet Holdings, 19916 563 509 OLM LLC 17488 522 504 Hathway IP Over Cable Interne 855 562 489 Canadian Research Network 7545 540 467 TPG Internet Pty Ltd 22047 456 445 VTR PUNTO NET S.A. 17676 497 435 Softbank BB Corp. 15270 465 431 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65010 PRIVATE 203.117.213.0/24 9255 Singapore Telecom 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 132.0.0.0/10 721 DLA Systems Automation Center 137.0.0.0/13 721 DLA Systems Automation Center 158.0.0.0/13 721 DLA Systems Automation Center 192.44.0.0/24 5501 Fraunhofer Gesellschaft 192.44.0.0/19 702 UUNET - Commercial IP service 192.70.164.0/24 25689 National Research Council of 192.84.205.0/24 719 LANLINK autonomous system 192.172.0.0/19 721 DLA Systems Automation Center 192.249.0.0/20 3450 University of Tennessee, Knox Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:18 /9:9 /10:13 /11:31 /12:103 /13:209 /14:377 /15:737 /16:8972 /17:3431 /18:5598 /19:12157 /20:13752 /21:12042 /22:15187 /23:16391 /24:105663 /25:427 /26:406 /27:198 /28:67 /29:42 /30:82 /31:0 /32:46 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 941 958 Covad Communications 6197 799 1019 BellSouth Network Solutions, 7018 778 1480 AT&T WorldNet Services 9583 777 946 Sify Limited 11492 715 727 Cable One 2386 678 960 AT&T Data Communications Serv 7011 570 665 Citizens Utilities 19916 557 563 OLM LLC 4766 538 727 Korea Telecom (KIX) 9498 477 799 BHARTI BT INTERNET LTD. 855 436 562 Canadian Research Network 15270 434 465 PaeTec.net -a division of Pae 5668 416 533 CenturyTel Internet Holdings, 4755 409 973 Videsh Sanchar Nigam Ltd. Aut 1239 401 842 Sprint 17849 397 410 Telecommunications Technology 18101 379 445 Reliance Infocom Ltd Internet 6517 378 412 Yipes Communications, Inc. 22773 367 695 Cox Communications, Inc. 33588 351 372 Bresnan Communications, LLC. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:49 12:1623 13:1 15:15 16:3 17:3 18:4 20:41 24:803 25:1 32:61 38:246 40:54 41:16 44:3 47:6 52:4 55:1 56:3 57:26 58:209 59:254 60:188 61:919 62:843 63:1892 64:3045 65:2207 66:3016 67:641 68:658 69:1604 70:384 71:88 72:885 74:71 75:5 80:786 81:685 82:646 83:387 84:387 85:594 86:393 87:441 88:168 89:416 91:1 121:15 122:6 123:1 124:345 125:586 128:155 129:203 130:118 131:314 132:31 133:8 134:161 135:48 136:177 137:84 138:213 139:49 140:512 141:134 142:367 143:189 144:242 145:41 146:323 147:136 148:352 149:176 150:114 151:116 152:72 153:117 154:5 155:216 156:172 157:177 158:165 159:173 160:94 161:85 162:218 163:166 164:232 165:220 166:183 167:238 168:485 169:128 170:361 171:14 189:1 190:204 192:5739 193:3408 194:2716 195:2042 196:886 198:3903 199:3311 200:4628 201:1034 202:6825 203:7085 204:3897 205:2045 206:2434 207:2964 208:2235 209:3454 210:2141 211:852 212:1284 213:1453 214:368 215:41 216:4067 217:1130 218:331 219:259 220:783 221:382 222:239 End of report Report Website: http://thyme.apnic.net