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 02 Sep, 2006 Analysis Summary ---------------- BGP routing table entries examined: 196663 Prefixes after maximum aggregation: 107394 Unique aggregates announced to Internet: 95429 Total ASes present in the Internet Routing Table: 23014 Origin-only ASes present in the Internet Routing Table: 20043 Origin ASes announcing only one prefix: 9613 Transit ASes present in the Internet Routing Table: 2971 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: 4 Unregistered ASNs in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 9 Number of addresses announced to Internet: 1578761004 Equivalent to 94 /8s, 25 /16s and 251 /24s Percentage of available address space announced: 42.6 Percentage of allocated address space announced: 60.4 Percentage of available address space allocated: 70.5 Total number of prefixes smaller than registry allocations: 98096 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 43107 Total APNIC prefixes after maximum aggregation: 17356 Prefixes being announced from the APNIC address blocks: 40746 Unique aggregates announced from the APNIC address blocks: 18324 APNIC Region origin ASes present in the Internet Routing Table: 2684 APNIC Region origin ASes announcing only one prefix: 763 APNIC Region transit ASes present in the Internet Routing Table: 400 Average APNIC Region AS path length visible: 3.5 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 261990496 Equivalent to 15 /8s, 157 /16s and 168 /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: 99336 Total ARIN prefixes after maximum aggregation: 58944 Prefixes being announced from the ARIN address blocks: 73039 Unique aggregates announced from the ARIN address blocks: 27557 ARIN Region origin ASes present in the Internet Routing Table: 10946 ARIN Region origin ASes announcing only one prefix: 4131 ARIN Region transit ASes present in the Internet Routing Table: 1010 Average ARIN Region AS path length visible: 3.3 Max ARIN Region AS path length visible: 29 Number of ARIN addresses announced to Internet: 296600064 Equivalent to 17 /8s, 173 /16s and 194 /24s Percentage of available ARIN address space announced: 76.9 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: 39576 Total RIPE prefixes after maximum aggregation: 26409 Prefixes being announced from the RIPE address blocks: 36515 Unique aggregates announced from the RIPE address blocks: 24624 RIPE Region origin ASes present in the Internet Routing Table: 8440 RIPE Region origin ASes announcing only one prefix: 4436 RIPE Region transit ASes present in the Internet Routing Table: 1375 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 18 Number of RIPE addresses announced to Internet: 262427332 Equivalent to 15 /8s, 164 /16s and 82 /24s Percentage of available RIPE address space announced: 71.1 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, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 12375 Total LACNIC prefixes after maximum aggregation: 3774 Prefixes being announced from the LACNIC address blocks: 10403 Unique aggregates announced from the LACNIC address blocks: 6001 LACNIC Region origin ASes present in the Internet Routing Table: 720 LACNIC Region origin ASes announcing only one prefix: 238 LACNIC Region transit ASes present in the Internet Routing Table: 130 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 24 Number of LACNIC addresses announced to Internet: 32363008 Equivalent to 1 /8s, 237 /16s and 210 /24s Percentage of available LACNIC address space announced: 48.2 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: 2265 Total AfriNIC prefixes after maximum aggregation: 911 Prefixes being announced from the AfriNIC address blocks: 1584 Unique aggregates announced from the AfriNIC address blocks: 1000 AfriNIC Region origin ASes present in the Internet Routing Table: 160 AfriNIC Region origin ASes announcing only one prefix: 45 AfriNIC Region transit ASes present in the Internet Routing Table: 24 Average AfriNIC Region AS path length visible: 3.5 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 4217856 Equivalent to 0 /8s, 64 /16s and 92 /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 8125 237 CHINANET-BACKBONE 4755 979 255 66 Videsh Sanchar Nigam Ltd. Aut 9583 951 109 15 Sify Limited 9498 821 211 71 BHARTI BT INTERNET LTD. 4766 734 4436 307 Korea Telecom (KIX) 1221 617 1780 472 Telstra Pty Ltd 7545 537 124 72 TPG Internet Pty Ltd 17488 529 33 11 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 17849 426 31 123 Telecommunications Technology 4802 409 84 149 Wantree Development 4812 394 732 60 China Telecom (Shanghai) 17974 373 129 12 PT TELEKOMUNIKASI INDONESIA 17557 355 28 169 Pakistan Telecom 2907 337 1734 312 SINET Japan 10139 329 23 6 Meridian Telekoms 4837 321 3555 136 chinanet IDC center beijing n 7474 291 210 226 SingTel Optus Pty Ltd ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1479 6258 953 AT&T WorldNet Services 6197 1029 639 479 BellSouth Network Solutions, 4323 991 775 288 Time Warner Telecom 721 989 21910 307 DLA Systems Automation Center 2386 963 560 730 AT&T Data Communications Serv 18566 958 272 8 Covad Communications 701 955 6780 781 UUNET Technologies, Inc. 174 943 5770 885 Cogent Communications 1239 846 2781 599 Sprint 20115 740 661 387 Charter Communications 19262 737 2276 187 Verizon Global Networks 11492 731 90 14 Cable One 22773 698 1744 46 Cox Communications, Inc. 209 684 3641 540 Qwest 7011 668 207 422 Citizens Utilities 852 587 1068 383 Telus Advanced Communications 19916 563 49 54 OLM LLC 855 562 248 73 Canadian Research Network 5668 536 145 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 702 551 1944 433 UUNET - Commercial IP service 3301 315 1186 300 TeliaNet Sweden 3320 297 5013 242 Deutsche Telekom AG 8220 282 471 268 COLT Telecommunications 24863 256 42 11 LINKdotNET AS number 680 248 2041 244 DFN-IP service G-WiN 6746 244 90 223 Dynamic Network Technologies, 3246 230 462 220 Song Networks 1257 220 744 167 SWIPnet Swedish IP Network 8708 216 278 203 Romania Data Systems S.A. 3215 204 1760 98 France Telecom Transpac 30890 203 18 83 SC Kappa Invexim SRL 3269 202 2246 73 TELECOM ITALIA 8551 202 182 27 Bezeq International 6830 194 879 43 UPC Distribution Services 5416 180 12 11 BATELCO-BH 8866 179 37 15 Bulgarian Telecommunication C 3300 171 171 96 AUCS Communications Services 786 170 1778 170 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 765 1811 227 UniNet S.A. de C.V. 22047 454 206 11 VTR PUNTO NET S.A. 11172 367 98 91 Servicios Alestra S.A de C.V 16814 329 20 8 NSS, S.A. 6147 277 142 23 Telefonica Del Peru 6471 256 74 30 ENTEL CHILE S.A. 14117 217 13 7 Telefonica del Sur S.A. 7303 183 85 28 Telecom Argentina Stet-France 6503 181 167 84 AVANTEL, S.A. 10481 181 72 8 Prima S.A. 7910 143 9 25 ANDINET ON LINE 21826 140 18 26 INTERCABLE 19169 136 9 26 Telconet 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 113 410 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 288 803 231 The Internet Solution 8452 175 60 7 TEDATA 6713 144 135 11 Itissalat Al-MAGHRIB 15475 141 84 4 Nile Online 2018 134 298 111 Tertiary Education Network 5536 121 8 18 Internet Egypt Network 24835 116 48 6 RAYA Telecom - Egypt 33783 107 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 27 8 11 MAURITIUS TELECOM 16637 25 19 23 Johnnic e-Ventures 10798 23 1 14 Standard Bank of South Africa 12455 23 6 3 Jambonet Autonomous system 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 Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4134 1301 1064 CHINANET-BACKBONE 18566 958 950 Covad Communications 9583 951 936 Sify Limited 4755 979 913 Videsh Sanchar Nigam Ltd. Aut 9498 821 750 BHARTI BT INTERNET LTD. 11492 731 717 Cable One 4323 991 703 Time Warner Telecom 721 989 682 DLA Systems Automation Center 22773 698 652 Cox Communications, Inc. 6197 1029 550 BellSouth Network Solutions, 19262 737 550 Verizon Global Networks 8151 765 538 UniNet S.A. de C.V. 5668 536 518 CenturyTel Internet Holdings, 17488 529 518 Hathway IP Over Cable Interne 19916 563 509 OLM LLC 855 562 489 Canadian Research Network 7545 537 465 TPG Internet Pty Ltd 22047 454 443 VTR PUNTO NET S.A. 17676 497 435 Softbank BB Corp. 15270 466 431 PaeTec.net -a division of Pae List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65019 PRIVATE 63.138.117.0/24 19034 Norcom Networks Corp 65005 PRIVATE 89.187.0.0/23 39810 WiMAX Ukraine Autono 65128 PRIVATE 193.110.50.0/24 24652 Juniper Networks, Eu 24409 UNALLOCATED 203.119.29.0/24 9808 Guangdong Mobile Com Prefixes from private and non-routed address space (Global) ----------------------------------------------------------- Prefix Origin AS Description 198.18.0.0/15 8895 KACST/ISU Riyadh Autonomous S 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 /15:741 /16:8979 /17:3443 /18:5599 /19:12179 /20:13770 /21:12065 /22:15247 /23:16470 /24:106139 /25:418 /26:422 /27:197 /28:65 /29:42 /30:80 /31:0 /32:47 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 18566 941 958 Covad Communications 6197 808 1029 BellSouth Network Solutions, 9583 782 951 Sify Limited 7018 776 1479 AT&T WorldNet Services 11492 719 731 Cable One 2386 680 963 AT&T Data Communications Serv 7011 573 668 Citizens Utilities 19916 557 563 OLM LLC 4766 545 734 Korea Telecom (KIX) 9498 499 821 BHARTI BT INTERNET LTD. 855 436 562 Canadian Research Network 15270 435 466 PaeTec.net -a division of Pae 5668 419 536 CenturyTel Internet Holdings, 4755 414 979 Videsh Sanchar Nigam Ltd. Aut 17849 413 426 Telecommunications Technology 1239 406 846 Sprint 6517 381 414 Yipes Communications, Inc. 18101 379 445 Reliance Infocom Ltd Internet 22773 369 698 Cox Communications, Inc. 33588 355 376 Bresnan Communications, LLC. Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:9 8:46 11:1 12:1618 13:1 15:15 16:3 17:3 18:4 20:41 24:818 25:1 32:61 38:250 40:55 41:16 44:3 47:6 52:4 55:1 56:3 57:26 58:208 59:257 60:185 61:909 62:887 63:1890 64:3076 65:2224 66:3038 67:646 68:650 69:1600 70:387 71:91 72:891 74:75 75:6 80:768 81:693 82:663 83:397 84:389 85:687 86:369 87:441 88:172 89:429 121:18 122:6 123:1 124:365 125:639 128:152 129:208 130:118 131:312 132:37 133:8 134:163 135:48 136:177 137:86 138:224 139:49 140:518 141:135 142:368 143:192 144:239 145:41 146:326 147:135 148:353 149:177 150:113 151:119 152:75 153:117 154:5 155:221 156:172 157:177 158:165 159:174 160:93 161:85 162:218 163:167 164:249 165:224 166:184 167:244 168:483 169:128 170:360 171:14 190:202 192:5708 193:3410 194:2724 195:2045 196:871 198:3898 199:3317 200:4632 201:1042 202:6807 203:7122 204:3913 205:2045 206:2424 207:2964 208:2276 209:3469 210:2167 211:861 212:1283 213:1432 214:369 215:41 216:4071 217:1125 218:338 219:259 220:793 221:384 222:252 End of report Report Website: http://thyme.apnic.net