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Routing Table Report 04:00 +10GMT Thu 27 Sep, 2007
Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/ap-data/2007/09/27/0400
Analysis Summary ----------------
BGP routing table entries examined: 232756 Prefixes after maximum aggregation: 120928 Deaggregation factor: 1.92 Unique aggregates announced to Internet: 113061 Total ASes present in the Internet Routing Table: 26292 Prefixes per ASN: 8.85 Origin-only ASes present in the Internet Routing Table: 22897 Origin ASes announcing only one prefix: 11148 Transit ASes present in the Internet Routing Table: 3395 Transit-only ASes present in the Internet Routing Table: 75 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 22 Max AS path prepend of ASN (35389) 16 Prefixes from unregistered ASNs in the Routing Table: 19 Unregistered ASNs in the Routing Table: 5 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 11 Number of addresses announced to Internet: 1786393696 Equivalent to 106 /8s, 122 /16s and 52 /24s Percentage of available address space announced: 48.2 Percentage of allocated address space announced: 63.1 Percentage of available address space allocated: 76.4 Total number of prefixes smaller than registry allocations: 123776
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 54406 Total APNIC prefixes after maximum aggregation: 20974 APNIC Deaggregation factor: 2.59 Prefixes being announced from the APNIC address blocks: 51334 Unique aggregates announced from the APNIC address blocks: 22770 APNIC Region origin ASes present in the Internet Routing Table: 3065 APNIC Prefixes per ASN: 16.75 APNIC Region origin ASes announcing only one prefix: 809 APNIC Region transit ASes present in the Internet Routing Table: 470 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 319519392 Equivalent to 19 /8s, 11 /16s and 122 /24s Percentage of available APNIC address space announced: 79.1
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: 109656 Total ARIN prefixes after maximum aggregation: 63230 ARIN Deaggregation factor: 1.73 Prefixes being announced from the ARIN address blocks: 80874 Unique aggregates announced from the ARIN address blocks: 32041 ARIN Region origin ASes present in the Internet Routing Table: 11846 ARIN Prefixes per ASN: 6.83 ARIN Region origin ASes announcing only one prefix: 4542 ARIN Region transit ASes present in the Internet Routing Table: 1083 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 345979264 Equivalent to 20 /8s, 159 /16s and 57 /24s Percentage of available ARIN address space announced: 76.4
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: 48867 Total RIPE prefixes after maximum aggregation: 31196 RIPE Deaggregation factor: 1.57 Prefixes being announced from the RIPE address blocks: 45240 Unique aggregates announced from the RIPE address blocks: 29869 RIPE Region origin ASes present in the Internet Routing Table: 10231 RIPE Prefixes per ASN: 4.42 RIPE Region origin ASes announcing only one prefix: 5452 RIPE Region transit ASes present in the Internet Routing Table: 1623 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 329164928 Equivalent to 19 /8s, 158 /16s and 168 /24s Percentage of available RIPE address space announced: 75.5
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 40960-45055 RIPE Address Blocks 62/8, 77/8, 78/7, 80/4, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 17123 Total LACNIC prefixes after maximum aggregation: 4487 LACNIC Deaggregation factor: 3.82 Prefixes being announced from the LACNIC address blocks: 15223 Unique aggregates announced from the LACNIC address blocks: 8159 LACNIC Region origin ASes present in the Internet Routing Table: 868 LACNIC Prefixes per ASN: 17.54 LACNIC Region origin ASes announcing only one prefix: 276 LACNIC Region transit ASes present in the Internet Routing Table: 148 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 43243008 Equivalent to 2 /8s, 147 /16s and 214 /24s Percentage of available LACNIC address space announced: 64.4
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: 2676 Total AfriNIC prefixes after maximum aggregation: 1025 AfriNIC Deaggregation factor: 2.61 Prefixes being announced from the AfriNIC address blocks: 2268 Unique aggregates announced from the AfriNIC address blocks: 1364 AfriNIC Region origin ASes present in the Internet Routing Table: 206 AfriNIC Prefixes per ASN: 11.01 AfriNIC Region origin ASes announcing only one prefix: 69 AfriNIC Region transit ASes present in the Internet Routing Table: 37 Average AfriNIC Region AS path length visible: 3.9 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 7460096 Equivalent to 0 /8s, 113 /16s and 213 /24s Percentage of available AfriNIC address space announced: 22.2
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 4755 1344 383 66 Videsh Sanchar Nigam Ltd. Aut 9583 1126 81 409 Sify Limited 4134 1079 11348 295 CHINANET-BACKBONE 9498 998 532 64 BHARTI BT INTERNET LTD. 17488 816 53 61 Hathway IP Over Cable Interne 4766 809 5441 321 Korea Telecom (KIX) 23577 788 34 684 Korea Telecom (ATM-MPLS) 7545 729 159 120 TPG Internet Pty Ltd 18101 600 119 50 Reliance Infocom Ltd Internet 4802 578 132 149 Wantree Development 4812 547 974 94 China Telecom (Shanghai) 1221 540 1950 421 Telstra Pty Ltd 9829 530 1312 9 BSNL National Internet Backbo 4668 517 68 10 LG-EDS Systems Inc. 17676 502 10903 63 Softbank BB Corp. 4808 480 783 119 CNCGROUP IP network: China169 9443 467 122 77 Primus Telecommunications 7474 381 218 268 SingTel Optus Pty Ltd 17974 361 130 13 PT TELEKOMUNIKASI INDONESIA 4837 357 5136 169 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1478 6122 994 AT&T WorldNet Services 4323 1354 991 366 Time Warner Telecom 2386 1218 635 730 AT&T Data Communications Serv 11492 1152 113 17 Cable One 6478 1132 328 132 AT&T Worldnet Services 6197 1031 718 508 BellSouth Network Solutions, 18566 1028 288 9 Covad Communications 174 971 6779 850 Cogent Communications 7011 939 285 557 Citizens Utilities 701 874 6558 682 UUNET Technologies, Inc. 20115 819 754 441 Charter Communications 1239 801 2720 562 Sprint 19262 780 2765 192 Verizon Global Networks 22773 772 2149 51 Cox Communications, Inc. 209 738 3818 582 Qwest 3356 665 10820 369 Level 3 Communications, LLC 5668 656 176 23 CenturyTel Internet Holdings, 6517 593 165 36 Yipes Communications, Inc. 15270 580 160 38 PaeTec.net -a division of Pae 852 577 1093 357 Telus Advanced Communications
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 491 1921 393 UUNET - Commercial IP service 24863 371 58 37 LINKdotNET AS number 9116 352 168 27 Goldenlines main autonomous s 3301 319 1457 296 TeliaNet Sweden 3320 314 6035 261 Deutsche Telekom AG 8551 297 284 38 Bezeq International 6746 290 131 266 Dynamic Network Technologies, 680 269 2045 257 DFN-IP service G-WiN 8866 265 62 22 Bulgarian Telecommunication C 8708 263 421 242 Romania Data Systems S.A. 3215 261 2456 98 France Telecom Transpac 8220 255 444 238 COLT Telecommunications 3352 229 1882 40 Ibernet, Internet Access Netw 5089 224 1658 54 NTL Group Limited 3269 223 2839 73 TELECOM ITALIA 9121 217 1442 25 TTnet Autonomous System 3300 197 172 96 AUCS Communications Services 3292 196 1380 176 TDC Tele Danmark 1257 194 1195 171 SWIPnet Swedish IP Network 12479 193 578 6 Uni2 Autonomous System
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1021 2158 213 UniNet S.A. de C.V. 11830 514 299 9 Instituto Costarricense de El 16814 426 26 9 NSS, S.A. 11172 380 114 60 Servicios Alestra S.A de C.V 7303 352 166 50 Telecom Argentina Stet-France 14522 345 29 8 SatNet S.A. 6471 330 75 33 ENTEL CHILE S.A. 22047 317 246 13 VTR PUNTO NET S.A. 14117 284 19 15 Telefonica del Sur S.A. 11664 278 30 13 Keytech SA 10481 261 104 9 Prima S.A. 10620 238 66 24 TVCABLE BOGOTA 11556 237 128 4 Cable-Wireless Panama 6147 228 178 24 Telefonica Del Peru 6503 202 170 82 AVANTEL, S.A. 23216 196 16 44 RAMtelecom Telecomunicaciones 20299 178 25 30 NEWCOM AMERICAS 8163 177 11 6 METROTEL REDES S.A. 28573 177 267 19 NET Servicos de Comunicao S.A 19169 175 12 19 Telconet
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3741 277 869 225 The Internet Solution 8452 219 188 7 TEDATA 2018 140 301 115 Tertiary Education Network 6713 127 135 11 Itissalat Al-MAGHRIB 33783 125 8 12 EEPAD TISP TELECOM & INTERNET 5536 124 8 10 Internet Egypt Network 33776 100 6 3 Starcomms Nigeria Limited 24835 87 48 6 RAYA Telecom - Egypt 15475 76 84 4 Nile Online 2905 75 174 72 The Internetworking Company o 23889 73 24 15 MAURITIUS TELECOM 15706 56 12 4 Sudatel Internet Exchange Aut 33774 47 29 25 AS Number for Telecom Algeria 5713 46 294 36 Telkom SA Ltd 16637 42 21 29 Johnnic e-Ventures 12455 32 6 3 Jambonet Autonomous system 8524 31 2 10 AUCEGYPT Autonomous System 10798 27 16 1 Standard Bank of South Africa 29975 26 10 9 Vodacom 15804 24 2 1 AS of The Way Out Internet So
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1344 1278 Videsh Sanchar Nigam Ltd. Aut 11492 1152 1135 Cable One 18566 1028 1019 Covad Communications 6478 1132 1000 AT&T Worldnet Services 4323 1354 988 Time Warner Telecom 9498 998 934 BHARTI BT INTERNET LTD. 8151 1021 808 UniNet S.A. de C.V. 4134 1079 784 CHINANET-BACKBONE 17488 816 755 Hathway IP Over Cable Interne 22773 772 721 Cox Communications, Inc. 9583 1126 717 Sify Limited 5668 656 633 CenturyTel Internet Holdings, 7545 729 609 TPG Internet Pty Ltd 19262 780 588 Verizon Global Networks 6517 593 557 Yipes Communications, Inc. 18101 600 550 Reliance Infocom Ltd Internet 15270 580 542 PaeTec.net -a division of Pae 6197 1031 523 BellSouth Network Solutions, 9829 530 521 BSNL National Internet Backbo 19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L 65501 PRIVATE 202.153.21.0/24 23666 PT Sistelindo Mitral
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 101.13.13.0/24 8764 LIETUVOS-TELEKOMAS Autonomous 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 /8:19 /9:9 /10:16 /11:37 /12:136 /13:264 /14:473 /15:923 /16:9621 /17:4091 /18:6649 /19:14105 /20:16544 /21:15068 /22:19568 /23:20386 /24:122412 /25:762 /26:1033 /27:541 /28:86 /29:5 /30:0 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1144 1152 Cable One 6478 1131 1132 AT&T Worldnet Services 18566 1010 1028 Covad Communications 9583 968 1126 Sify Limited 2386 909 1218 AT&T Data Communications Serv 7011 829 939 Citizens Utilities 7018 826 1478 AT&T WorldNet Services 6197 784 1031 BellSouth Network Solutions, 23577 779 788 Korea Telecom (ATM-MPLS) 4755 755 1344 Videsh Sanchar Nigam Ltd. Aut 9498 678 998 BHARTI BT INTERNET LTD. 17488 639 816 Hathway IP Over Cable Interne 4766 607 809 Korea Telecom (KIX) 4323 581 1354 Time Warner Telecom 19916 563 568 OLM LLC 6517 558 593 Yipes Communications, Inc. 15270 544 580 PaeTec.net -a division of Pae 5668 521 656 CenturyTel Internet Holdings, 4668 507 517 LG-EDS Systems Inc. 18101 503 600 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 8:82 12:1786 13:1 15:20 16:3 17:3 18:13 20:37 24:974 25:1 32:60 33:3 38:351 40:61 41:320 44:2 47:4 52:4 55:3 56:3 57:23 58:473 59:406 60:370 61:993 62:933 63:2008 64:3223 65:2376 66:3505 67:816 68:675 69:1973 70:456 71:106 72:1431 73:5 74:674 75:260 76:131 77:361 78:160 80:816 81:833 82:568 83:375 84:632 85:825 86:344 87:568 88:284 89:998 90:38 91:579 97:6 98:1 101:1 116:367 117:160 118:19 121:300 122:594 123:184 124:676 125:1006 128:272 129:213 130:137 131:364 132:54 133:9 134:196 135:34 136:188 137:82 138:155 139:74 140:505 141:174 142:391 143:263 144:311 145:47 146:332 147:125 148:418 149:165 150:107 151:157 152:89 153:118 154:11 155:256 156:162 157:218 158:160 159:175 160:135 161:102 162:173 163:182 164:488 165:395 166:287 167:297 168:501 169:123 170:385 171:22 172:2 189:75 190:1164 192:5710 193:3961 194:3192 195:2299 196:963 198:3824 199:3212 200:5334 201:1217 202:7363 203:7862 204:3927 205:1992 206:2411 207:2848 208:2855 209:3474 210:2468 211:1085 212:1304 213:1490 214:424 215:45 216:4015 217:1197 218:320 219:370 220:1011 221:414 222:261
End of report
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