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 If you have any comments please contact Philip Smith <pfs@cisco.com>. Routing Table Report 04:00 +10GMT Sat 17 Jun, 2006 Analysis Summary ---------------- BGP routing table entries examined: 190702 Prefixes after maximum aggregation: 104856 Unique aggregates announced to Internet: 93265 Total ASes present in the Internet Routing Table: 22466 Origin-only ASes present in the Internet Routing Table: 19551 Origin ASes announcing only one prefix: 9367 Transit ASes present in the Internet Routing Table: 2915 Transit-only ASes present in the Internet Routing Table: 64 Average AS path length visible in the Internet Routing Table: 3.5 Max AS path length visible: 24 Max AS path prepend of ASN (34527) 16 Prefixes from unregistered ASNs in the Routing Table: 2 Unregistered ASNs in the Routing Table: 3 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1534135784 Equivalent to 91 /8s, 113 /16s and 13 /24s Percentage of available address space announced: 41.4 Percentage of allocated address space announced: 59.9 Percentage of available address space allocated: 69.1 Total number of prefixes smaller than registry allocations: 94488 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 40854 Total APNIC prefixes after maximum aggregation: 16870 Prefixes being announced from the APNIC address blocks: 38588 Unique aggregates announced from the APNIC address blocks: 18534 APNIC Region origin ASes present in the Internet Routing Table: 2608 APNIC Region origin ASes announcing only one prefix: 747 APNIC Region transit ASes present in the Internet Routing Table: 393 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 233227360 Equivalent to 13 /8s, 230 /16s and 196 /24s Percentage of available APNIC address space announced: 72.9 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: 97971 Total ARIN prefixes after maximum aggregation: 57841 Prefixes being announced from the ARIN address blocks: 71955 Unique aggregates announced from the ARIN address blocks: 26768 ARIN Region origin ASes present in the Internet Routing Table: 10771 ARIN Region origin ASes announcing only one prefix: 4056 ARIN Region transit ASes present in the Internet Routing Table: 984 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 18 Number of ARIN addresses announced to Internet: 294035456 Equivalent to 17 /8s, 134 /16s and 160 /24s Percentage of available ARIN address space announced: 76.2 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: 38101 Total RIPE prefixes after maximum aggregation: 25513 Prefixes being announced from the RIPE address blocks: 35116 Unique aggregates announced from the RIPE address blocks: 23752 RIPE Region origin ASes present in the Internet Routing Table: 8167 RIPE Region origin ASes announcing only one prefix: 4291 RIPE Region transit ASes present in the Internet Routing Table: 1354 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 254016900 Equivalent to 15 /8s, 35 /16s and 253 /24s Percentage of available RIPE address space announced: 79.7 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: 11558 Total LACNIC prefixes after maximum aggregation: 3731 Prefixes being announced from the LACNIC address blocks: 9689 Unique aggregates announced from the LACNIC address blocks: 5515 LACNIC Region origin ASes present in the Internet Routing Table: 699 LACNIC Region origin ASes announcing only one prefix: 230 LACNIC Region transit ASes present in the Internet Routing Table: 132 Average LACNIC Region AS path length visible: 4.1 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 27422976 Equivalent to 1 /8s, 162 /16s and 113 /24s Percentage of available LACNIC address space announced: 40.9 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: 2216 Total AfriNIC prefixes after maximum aggregation: 901 Prefixes being announced from the AfriNIC address blocks: 1516 Unique aggregates announced from the AfriNIC address blocks: 965 AfriNIC Region origin ASes present in the Internet Routing Table: 157 AfriNIC Region origin ASes announcing only one prefix: 43 AfriNIC Region transit ASes present in the Internet Routing Table: 25 Average AfriNIC Region AS path length visible: 3.4 Max AfriNIC Region AS path length visible: 11 Number of AfriNIC addresses announced to Internet: 4141312 Equivalent to 0 /8s, 63 /16s and 49 /24s Percentage of available AfriNIC address space announced: 12.3 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 1244 7244 229 CHINANET-BACKBONE 4755 936 258 74 Videsh Sanchar Nigam Ltd. Aut 9583 902 109 16 Sify Limited 4766 690 4435 304 Korea Telecom (KIX) 9498 656 211 67 BHARTI BT INTERNET LTD. 1221 612 1652 471 Telstra Pty Ltd 7545 546 124 70 TPG Internet Pty Ltd 17488 519 32 10 Hathway IP Over Cable Interne 17676 488 7061 109 Softbank BB Corp. 9443 450 110 81 Primus Telecommunications 18101 413 85 24 Reliance Infocom Ltd Internet 17557 402 31 180 Pakistan Telecom 4802 381 80 168 Wantree Development 17974 381 129 14 PT TELEKOMUNIKASI INDONESIA 9929 338 254 59 China Netcom Corp. 2907 335 1733 311 SINET Japan 17849 302 23 103 Telecommunications Technology 7474 299 211 228 SingTel Optus Pty Ltd 9800 276 410 67 CHINA UNICOM 4837 272 2995 118 chinanet IDC center beijing n ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1477 6275 951 AT&T WorldNet Services 4323 1317 743 261 Time Warner Telecom 721 1016 21982 312 DLA Systems Automation Center 6197 1011 629 473 BellSouth Network Solutions, 174 966 5787 903 Cogent Communications 19029 945 151 108 New Edge Networks 18566 943 272 8 Covad Communications 701 938 6753 774 UUNET Technologies, Inc. 2386 911 560 704 AT&T Data Communications Serv 1239 847 2788 599 Sprint 20115 713 617 381 Charter Communications 19262 710 2105 183 Verizon Global Networks 209 707 3687 550 Qwest 22773 666 1741 40 Cox Communications, Inc. 7011 638 218 414 Citizens Utilities 11492 632 87 23 Cable One 852 584 1084 382 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 550 244 64 Canadian Research Network 5668 529 147 23 CenturyTel Internet Holdings, RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 702 572 1951 451 UUNET - Commercial IP service 3301 306 1343 293 TeliaNet Sweden 3352 306 1643 30 Ibernet, Internet Access Netw 3320 289 3989 242 Deutsche Telekom AG 8220 274 470 262 COLT Telecommunications 680 245 2025 242 DFN-IP service G-WiN 3246 237 504 227 Song Networks 6746 237 90 212 Dynamic Network Technologies, 24863 216 42 11 LINKdotNET AS number 8708 215 275 201 Romania Data Systems S.A. 3269 201 2182 72 TELECOM ITALIA 8551 201 198 24 Bezeq International 3215 198 1680 93 France Telecom Transpac 30890 194 17 72 SC Kappa Invexim SRL 1257 193 741 165 SWIPnet Swedish IP Network 8866 183 37 15 Bulgarian Telecommunication C 6830 172 781 36 UPC Distribution Services 786 171 1778 171 The JANET IP Service 5400 170 348 139 BT Ignite European Backbone 9121 169 931 28 TTnet Autonomous System LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 707 1083 225 UniNet S.A. de C.V. 22047 418 174 11 VTR PUNTO NET S.A. 11172 350 110 84 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 267 134 22 Telefonica Del Peru 14117 205 12 6 Telefonica del Sur S.A. 10481 181 72 8 Prima S.A. 7303 175 81 25 Telecom Argentina Stet-France 6503 135 151 81 AVANTEL, S.A. 21826 133 17 23 INTERCABLE 11556 132 80 4 Cable-Wireless Panama 19169 127 8 25 Telconet 14259 119 10 15 GTD Internet S.A. 19429 118 64 41 E.T.B. 14522 115 18 9 SatNet S.A. 23216 114 21 9 RAMtelecom Telecomunicaciones 6505 108 88 78 Global One Communicaoes Ltda 7910 105 7 10 ANDINET ON LINE 5639 103 12 9 Telecommunications Services o 7738 100 410 20 Telecomunicacoes da Bahia S.A AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 286 803 234 The Internet Solution 8452 168 60 7 TEDATA 6713 154 135 11 Itissalat Al-MAGHRIB 2018 131 314 105 Tertiary Education Network 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 105 6 2 EEPAD TISP TELECOM & INTERNET 2905 73 155 66 The Internetworking Company o 15475 62 84 4 Nile Online 20928 59 16 2 Noor Advanced Technologies AS 15706 44 8 3 Sudatel Internet Exchange Aut 5713 39 294 35 Telkom SA Ltd 33774 31 7 21 AS Number for Telecom Algeria 23889 26 8 11 MAURITIUS TELECOM 12455 25 6 3 Jambonet Autonomous system 16637 25 18 23 Johnnic e-Ventures 8524 22 1 5 AUCEGYPT Autonomous System 10798 22 1 13 Standard Bank of South Africa 21280 22 4 4 Swift Global Kenya Ltd.Is an 33766 21 2 1 Nyala Communications Pty Ltd Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4323 1317 1056 Time Warner Telecom 4134 1244 1015 CHINANET-BACKBONE 18566 943 935 Covad Communications 9583 902 886 Sify Limited 4755 936 862 Videsh Sanchar Nigam Ltd. Aut 19029 945 837 New Edge Networks 721 1016 704 DLA Systems Automation Center 22773 666 626 Cox Communications, Inc. 11492 632 609 Cable One 9498 656 589 BHARTI BT INTERNET LTD. 6197 1011 538 BellSouth Network Solutions, 19262 710 527 Verizon Global Networks 19916 563 509 OLM LLC 17488 519 509 Hathway IP Over Cable Interne 5668 529 506 CenturyTel Internet Holdings, 855 550 486 Canadian Research Network 8151 707 482 UniNet S.A. de C.V. 7545 546 476 TPG Internet Pty Ltd 3602 526 422 Sprint Canada, Inc. 22047 418 407 VTR PUNTO NET S.A. List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu 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 183.206.196.0/24 2188 FR-RENATER-ASTER 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 Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:17 /9:9 /10:10 /11:28 /12:93 /13:201 /14:362 /15:709 /16:8854 /17:3258 /18:5376 /19:11748 /20:13273 /21:11583 /22:14854 /23:15937 /24:103253 /25:388 /26:335 /27:182 /28:67 /29:73 /30:51 /31:0 /32:41 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 926 943 Covad Communications 19029 876 945 New Edge Networks 6197 794 1011 BellSouth Network Solutions, 7018 783 1477 AT&T WorldNet Services 9583 733 902 Sify Limited 4323 642 1317 Time Warner Telecom 2386 630 911 AT&T Data Communications Serv 11492 623 632 Cable One 19916 557 563 OLM LLC 7011 547 638 Citizens Utilities 4766 500 690 Korea Telecom (KIX) 855 424 550 Canadian Research Network 5668 412 529 CenturyTel Internet Holdings, 15270 404 435 PaeTec.net -a division of Pae 1239 391 847 Sprint 9498 369 656 BHARTI BT INTERNET LTD. 4755 368 936 Videsh Sanchar Nigam Ltd. Aut 6517 364 395 Yipes Communications, Inc. 702 355 572 UUNET - Commercial IP service 6198 353 507 BellSouth Network Solutions, Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:42 12:1618 13:1 15:16 16:3 17:3 18:4 20:41 24:749 25:1 32:58 38:230 40:54 41:3 44:3 47:6 52:4 55:1 56:3 57:25 58:184 59:231 60:184 61:859 62:776 63:1886 64:3184 65:2188 66:3075 67:615 68:666 69:1534 70:381 71:81 72:776 74:42 80:789 81:644 82:600 83:397 84:385 85:547 86:346 87:361 88:106 89:262 121:1 122:2 123:1 124:277 125:512 128:156 129:188 130:118 131:317 132:33 133:8 134:158 135:43 136:178 137:80 138:206 139:62 140:470 141:133 142:380 143:166 144:223 145:40 146:318 147:136 148:317 149:188 150:113 151:93 152:69 153:107 154:5 155:202 156:98 157:146 158:169 159:172 160:91 161:76 162:244 163:150 164:180 165:211 166:171 167:244 168:492 169:128 170:336 171:14 183:1 190:75 192:5735 193:3374 194:2643 195:1917 196:856 198:3912 199:3224 200:4489 201:979 202:6671 203:7019 204:3903 205:2054 206:2425 207:2908 208:2117 209:3780 210:1975 211:689 212:1266 213:1462 214:364 215:40 216:4236 217:1151 218:296 219:232 220:720 221:359 222:186 End of report