Routing Table Report 04:00 +10GMT Wed 11 Jul, 2007 Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/ap-data/2007/07/11/0400 Analysis Summary ---------------- BGP routing table entries examined: 225315 Prefixes after maximum aggregation: 118522 Deaggregation factor: 1.90 Unique aggregates announced to Internet: 109263 Total ASes present in the Internet Routing Table: 25634 Prefixes per ASN: 8.79 Origin-only ASes present in the Internet Routing Table: 22334 Origin ASes announcing only one prefix: 10858 Transit ASes present in the Internet Routing Table: 3300 Transit-only ASes present in the Internet Routing Table: 73 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 21 Max AS path prepend of ASN (35389) 16 Prefixes from unregistered ASNs in the Routing Table: 7 Unregistered ASNs in the Routing Table: 10 Prefixes from 32-bit ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1734582880 Equivalent to 103 /8s, 99 /16s and 162 /24s Percentage of available address space announced: 46.8 Percentage of allocated address space announced: 62.0 Percentage of available address space allocated: 75.5 Total number of prefixes smaller than registry allocations: 118445 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 52787 Total APNIC prefixes after maximum aggregation: 20539 APNIC Deaggregation factor: 2.57 Prefixes being announced from the APNIC address blocks: 49683 Unique aggregates announced from the APNIC address blocks: 21746 APNIC Region origin ASes present in the Internet Routing Table: 3004 APNIC Prefixes per ASN: 16.54 APNIC Region origin ASes announcing only one prefix: 803 APNIC Region transit ASes present in the Internet Routing Table: 455 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 21 Number of APNIC addresses announced to Internet: 302301344 Equivalent to 18 /8s, 4 /16s and 192 /24s Percentage of available APNIC address space announced: 74.9 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, 116/6, 120/6, 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: 107210 Total ARIN prefixes after maximum aggregation: 62273 ARIN Deaggregation factor: 1.72 Prefixes being announced from the ARIN address blocks: 78841 Unique aggregates announced from the ARIN address blocks: 31124 ARIN Region origin ASes present in the Internet Routing Table: 11672 ARIN Prefixes per ASN: 6.75 ARIN Region origin ASes announcing only one prefix: 4502 ARIN Region transit ASes present in the Internet Routing Table: 1068 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 338817600 Equivalent to 20 /8s, 49 /16s and 242 /24s Percentage of available ARIN address space announced: 74.8 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, 96/6, 199/8, 204/6, 208/7 and 216/8 RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 47294 Total RIPE prefixes after maximum aggregation: 30426 RIPE Deaggregation factor: 1.55 Prefixes being announced from the RIPE address blocks: 43664 Unique aggregates announced from the RIPE address blocks: 28810 RIPE Region origin ASes present in the Internet Routing Table: 9868 RIPE Prefixes per ASN: 4.42 RIPE Region origin ASes announcing only one prefix: 5229 RIPE Region transit ASes present in the Internet Routing Table: 1563 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 20 Number of RIPE addresses announced to Internet: 322392128 Equivalent to 19 /8s, 55 /16s and 80 /24s Percentage of available RIPE address space announced: 80.1 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 40960-44031 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7, 212/7 and 217/8 LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 15427 Total LACNIC prefixes after maximum aggregation: 4256 LACNIC Deaggregation factor: 3.62 Prefixes being announced from the LACNIC address blocks: 13485 Unique aggregates announced from the LACNIC address blocks: 7630 LACNIC Region origin ASes present in the Internet Routing Table: 822 LACNIC Prefixes per ASN: 16.41 LACNIC Region origin ASes announcing only one prefix: 265 LACNIC Region transit ASes present in the Internet Routing Table: 144 Average LACNIC Region AS path length visible: 4.2 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 40430592 Equivalent to 2 /8s, 104 /16s and 236 /24s Percentage of available LACNIC address space announced: 60.2 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: 2589 Total AfriNIC prefixes after maximum aggregation: 1018 AfriNIC Deaggregation factor: 2.54 Prefixes being announced from the AfriNIC address blocks: 2094 Unique aggregates announced from the AfriNIC address blocks: 1258 AfriNIC Region origin ASes present in the Internet Routing Table: 194 AfriNIC Prefixes per ASN: 10.79 AfriNIC Region origin ASes announcing only one prefix: 59 AfriNIC Region transit ASes present in the Internet Routing Table: 37 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 6260736 Equivalent to 0 /8s, 95 /16s and 136 /24s Percentage of available AfriNIC address space announced: 18.7 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 1349 10237 282 CHINANET-BACKBONE 4755 1264 382 72 Videsh Sanchar Nigam Ltd. Aut 9583 1113 80 374 Sify Limited 9498 985 533 68 BHARTI BT INTERNET LTD. 23577 797 34 691 Korea Telecom (ATM-MPLS) 4766 781 4927 314 Korea Telecom (KIX) 17488 716 47 52 Hathway IP Over Cable Interne 7545 678 150 112 TPG Internet Pty Ltd 18101 563 117 38 Reliance Infocom Ltd Internet 1221 547 1951 425 Telstra Pty Ltd 4812 528 903 92 China Telecom (Shanghai) 4668 510 68 10 LG-EDS Systems Inc. 17676 504 10935 65 Softbank BB Corp. 9443 470 122 77 Primus Telecommunications 4802 411 105 151 Wantree Development 7474 409 218 269 SingTel Optus Pty Ltd 17974 371 130 13 PT TELEKOMUNIKASI INDONESIA 2907 362 1701 302 SINET Japan 9829 362 258 14 BSNL National Internet Backbo 4808 351 666 118 CNCGROUP IP network: China169 ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7018 1459 6073 991 AT&T WorldNet Services 4323 1321 1037 374 Time Warner Telecom 2386 1206 615 748 AT&T Data Communications Serv 6478 1127 369 163 AT&T Worldnet Services 11492 1096 107 24 Cable One 6197 1027 717 509 BellSouth Network Solutions, 18566 1013 288 9 Covad Communications 174 964 6778 863 Cogent Communications 701 946 6597 723 UUNET Technologies, Inc. 7011 851 252 537 Citizens Utilities 1239 811 2734 579 Sprint 20115 800 732 427 Charter Communications 19262 779 2733 201 Verizon Global Networks 209 740 3859 576 Qwest 22773 733 1892 46 Cox Communications, Inc. 5668 615 169 21 CenturyTel Internet Holdings, 7029 615 488 79 Alltel Information Services, 855 575 254 73 Canadian Research Network 852 573 1093 363 Telus Advanced Communications 6198 568 613 260 BellSouth Network Solutions, RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 2119 514 1075 136 Telenor Internet Access 702 503 1930 402 UUNET - Commercial IP service 24863 358 56 37 LINKdotNET AS number 3301 310 1455 290 TeliaNet Sweden 3320 310 6034 257 Deutsche Telekom AG 9116 309 168 25 Goldenlines main autonomous s 6746 280 129 256 Dynamic Network Technologies, 5089 268 1658 53 NTL Group Limited 680 265 2045 256 DFN-IP service G-WiN 3215 255 2376 96 France Telecom Transpac 8220 250 444 242 COLT Telecommunications 8708 250 420 239 Romania Data Systems S.A. 8551 223 213 28 Bezeq International 3269 222 2775 74 TELECOM ITALIA 3352 218 1864 41 Ibernet, Internet Access Netw 9121 210 1441 24 TTnet Autonomous System 1257 195 1196 173 SWIPnet Swedish IP Network 3292 192 1379 172 TDC Tele Danmark 12479 190 578 6 Uni2 Autonomous System 3246 185 253 176 Song Networks LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 854 1918 207 UniNet S.A. de C.V. 11830 483 299 9 Instituto Costarricense de El 11172 373 116 63 Servicios Alestra S.A de C.V 16814 361 22 8 NSS, S.A. 22047 313 238 12 VTR PUNTO NET S.A. 7303 304 147 33 Telecom Argentina Stet-France 6471 295 74 33 ENTEL CHILE S.A. 14117 279 19 15 Telefonica del Sur S.A. 11556 231 128 4 Cable-Wireless Panama 6147 225 172 27 Telefonica Del Peru 6503 208 172 85 AVANTEL, S.A. 10620 207 59 14 TVCABLE BOGOTA 23216 196 16 43 RAMtelecom Telecomunicaciones 10481 181 72 8 Prima S.A. 14522 176 28 7 SatNet S.A. 8163 173 11 7 METROTEL REDES S.A. 7738 156 506 23 Telecomunicacoes da Bahia S.A 21826 156 27 59 INTERCABLE 7910 155 11 30 ANDINET ON LINE 19169 153 10 31 Telconet AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 3741 278 867 221 The Internet Solution 8452 230 188 7 TEDATA 6713 142 135 11 Itissalat Al-MAGHRIB 2018 136 301 111 Tertiary Education Network 33783 124 8 12 EEPAD TISP TELECOM & INTERNET 5536 123 8 15 Internet Egypt Network 24835 86 48 6 RAYA Telecom - Egypt 2905 77 174 73 The Internetworking Company o 15475 76 84 4 Nile Online 2561 62 6 2 Egyptian Universities Network 15706 56 12 4 Sudatel Internet Exchange Aut 23889 49 16 14 MAURITIUS TELECOM 5713 45 294 35 Telkom SA Ltd 33774 43 29 24 AS Number for Telecom Algeria 16637 37 21 29 Johnnic e-Ventures 33776 35 2 6 Starcomms Nigeria Limited 12455 34 6 3 Jambonet Autonomous system 8524 32 2 8 AUCEGYPT Autonomous System 21280 28 4 4 Swift Global Kenya Ltd.Is an 10798 24 2 15 Standard Bank of South Africa Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 4755 1264 1192 Videsh Sanchar Nigam Ltd. Aut 11492 1096 1072 Cable One 4134 1349 1067 CHINANET-BACKBONE 18566 1013 1004 Covad Communications 6478 1127 964 AT&T Worldnet Services 4323 1321 947 Time Warner Telecom 9498 985 917 BHARTI BT INTERNET LTD. 9583 1113 739 Sify Limited 22773 733 687 Cox Communications, Inc. 17488 716 664 Hathway IP Over Cable Interne 8151 854 647 UniNet S.A. de C.V. 5668 615 594 CenturyTel Internet Holdings, 19262 779 578 Verizon Global Networks 7545 678 566 TPG Internet Pty Ltd 7029 615 536 Alltel Information Services, 18101 563 525 Reliance Infocom Ltd Internet 6197 1027 518 BellSouth Network Solutions, 19916 568 517 OLM LLC 15270 555 517 PaeTec.net -a division of Pae 6517 554 517 Yipes Communications, Inc. List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 65332 PRIVATE 63.166.106.192/27 1803 SPRINT 65502 PRIVATE 63.220.13.0/24 19316 Spectrum Access, Inc 43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net 38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE 38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 7.1.1.0/24 1239 Sprint 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 172.33.1.0/24 7018 AT&T WorldNet Services 192.0.10.0/24 9498 BHARTI BT INTERNET LTD. 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 192.153.136.0/21 721 DLA Systems Automation Center 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 /8:18 /9:9 /10:15 /11:36 /12:128 /13:252 /14:466 /15:900 /16:9542 /17:4015 /18:6501 /19:13714 /20:15982 /21:14417 /22:18771 /23:19696 /24:118487 /25:784 /26:988 /27:479 /28:78 /29:10 /30:14 /31:0 /32:13 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 6478 1117 1127 AT&T Worldnet Services 11492 1087 1096 Cable One 18566 995 1013 Covad Communications 9583 954 1113 Sify Limited 2386 899 1206 AT&T Data Communications Serv 7018 791 1459 AT&T WorldNet Services 23577 788 797 Korea Telecom (ATM-MPLS) 6197 780 1027 BellSouth Network Solutions, 7011 750 851 Citizens Utilities 4755 660 1264 Videsh Sanchar Nigam Ltd. Aut 9498 659 985 BHARTI BT INTERNET LTD. 4766 588 781 Korea Telecom (KIX) 19916 563 568 OLM LLC 4323 553 1321 Time Warner Telecom 17488 539 716 Hathway IP Over Cable Interne 6517 519 554 Yipes Communications, Inc. 15270 519 555 PaeTec.net -a division of Pae 4668 500 510 LG-EDS Systems Inc. 5668 480 615 CenturyTel Internet Holdings, 18101 478 563 Reliance Infocom Ltd Internet Number of /24s announced per /8 block (Global) ---------------------------------------------- 4:8 7:1 8:85 9:1 12:1807 15:19 16:3 17:3 18:11 20:37 24:937 25:1 32:50 33:3 38:334 40:60 41:208 44:2 47:3 52:4 55:3 56:3 57:25 58:427 59:386 60:323 61:990 62:872 63:1957 64:3132 65:2349 66:3297 67:745 68:625 69:1896 70:432 71:106 72:1347 73:2 74:566 75:266 76:72 77:280 78:19 80:830 81:815 82:668 83:395 84:480 85:863 86:340 87:449 88:284 89:902 90:8 91:409 97:6 98:4 116:239 117:50 121:217 122:575 123:124 124:843 125:942 128:287 129:202 130:139 131:362 132:54 133:9 134:195 135:38 136:185 137:80 138:149 139:72 140:490 141:173 142:374 143:236 144:297 145:45 146:324 147:120 148:403 149:144 150:113 151:160 152:92 153:126 154:4 155:254 156:153 157:213 158:158 159:163 160:105 161:93 162:221 163:181 164:454 165:413 166:294 167:289 168:502 169:120 170:406 171:20 172:1 189:62 190:716 192:5752 193:3898 194:3156 195:2240 196:962 198:3809 199:3267 200:4917 201:1094 202:7364 203:7564 204:3956 205:2019 206:2404 207:2830 208:2708 209:3502 210:2441 211:963 212:1307 213:1483 214:412 215:41 216:4002 217:1155 218:361 219:386 220:988 221:410 222:265 End of report