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Routing Table Report 04:00 +10GMT Fri 28 Sep, 2007
Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/ap-data/2007/09/28/0400
Analysis Summary ----------------
BGP routing table entries examined: 233069 Prefixes after maximum aggregation: 120937 Deaggregation factor: 1.93 Unique aggregates announced to Internet: 113137 Total ASes present in the Internet Routing Table: 26293 Prefixes per ASN: 8.86 Origin-only ASes present in the Internet Routing Table: 22886 Origin ASes announcing only one prefix: 11154 Transit ASes present in the Internet Routing Table: 3407 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: 1786613856 Equivalent to 106 /8s, 125 /16s and 144 /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: 123963
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 54456 Total APNIC prefixes after maximum aggregation: 20986 APNIC Deaggregation factor: 2.59 Prefixes being announced from the APNIC address blocks: 51383 Unique aggregates announced from the APNIC address blocks: 22768 APNIC Region origin ASes present in the Internet Routing Table: 3062 APNIC Prefixes per ASN: 16.78 APNIC Region origin ASes announcing only one prefix: 812 APNIC Region transit ASes present in the Internet Routing Table: 471 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 18 Number of APNIC addresses announced to Internet: 319711136 Equivalent to 19 /8s, 14 /16s and 103 /24s Percentage of available APNIC address space announced: 79.2
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: 109904 Total ARIN prefixes after maximum aggregation: 63248 ARIN Deaggregation factor: 1.74 Prefixes being announced from the ARIN address blocks: 81100 Unique aggregates announced from the ARIN address blocks: 32068 ARIN Region origin ASes present in the Internet Routing Table: 11851 ARIN Prefixes per ASN: 6.84 ARIN Region origin ASes announcing only one prefix: 4545 ARIN Region transit ASes present in the Internet Routing Table: 1091 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 346032768 Equivalent to 20 /8s, 160 /16s and 10 /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: 48903 Total RIPE prefixes after maximum aggregation: 31179 RIPE Deaggregation factor: 1.57 Prefixes being announced from the RIPE address blocks: 45267 Unique aggregates announced from the RIPE address blocks: 29889 RIPE Region origin ASes present in the Internet Routing Table: 10233 RIPE Prefixes per ASN: 4.42 RIPE Region origin ASes announcing only one prefix: 5455 RIPE Region transit ASes present in the Internet Routing Table: 1627 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 329252224 Equivalent to 19 /8s, 159 /16s and 253 /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: 17099 Total LACNIC prefixes after maximum aggregation: 4483 LACNIC Deaggregation factor: 3.81 Prefixes being announced from the LACNIC address blocks: 15202 Unique aggregates announced from the LACNIC address blocks: 8182 LACNIC Region origin ASes present in the Internet Routing Table: 866 LACNIC Prefixes per ASN: 17.55 LACNIC Region origin ASes announcing only one prefix: 274 LACNIC Region transit ASes present in the Internet Routing Table: 147 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 43261696 Equivalent to 2 /8s, 148 /16s and 31 /24s Percentage of available LACNIC address space announced: 64.5
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: 2679 Total AfriNIC prefixes after maximum aggregation: 1025 AfriNIC Deaggregation factor: 2.61 Prefixes being announced from the AfriNIC address blocks: 2282 Unique aggregates announced from the AfriNIC address blocks: 1363 AfriNIC Region origin ASes present in the Internet Routing Table: 205 AfriNIC Prefixes per ASN: 11.13 AfriNIC Region origin ASes announcing only one prefix: 68 AfriNIC Region transit ASes present in the Internet Routing Table: 36 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 15 Number of AfriNIC addresses announced to Internet: 7458048 Equivalent to 0 /8s, 113 /16s and 205 /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 1357 383 66 Videsh Sanchar Nigam Ltd. Aut 9583 1123 81 415 Sify Limited 4134 1082 11404 294 CHINANET-BACKBONE 9498 999 532 64 BHARTI BT INTERNET LTD. 17488 816 53 61 Hathway IP Over Cable Interne 4766 809 5441 321 Korea Telecom (KIX) 23577 791 34 685 Korea Telecom (ATM-MPLS) 7545 733 159 120 TPG Internet Pty Ltd 18101 600 119 50 Reliance Infocom Ltd Internet 4802 576 131 149 Wantree Development 4812 548 974 94 China Telecom (Shanghai) 1221 539 1950 420 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 492 783 119 CNCGROUP IP network: China169 9443 467 122 77 Primus Telecommunications 7474 381 218 268 SingTel Optus Pty Ltd 17974 359 130 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 1464 6105 983 AT&T WorldNet Services 4323 1356 991 366 Time Warner Telecom 2386 1218 635 730 AT&T Data Communications Serv 11492 1152 113 17 Cable One 6478 1131 328 137 AT&T Worldnet Services 6197 1031 718 508 BellSouth Network Solutions, 18566 1028 288 9 Covad Communications 174 967 6779 846 Cogent Communications 7011 941 286 559 Citizens Utilities 1239 884 2720 563 Sprint 701 873 6573 681 UUNET Technologies, Inc. 20115 828 760 439 Charter Communications 19262 781 2766 190 Verizon Global Networks 22773 773 2149 52 Cox Communications, Inc. 209 738 3818 582 Qwest 3356 672 10820 371 Level 3 Communications, LLC 5668 656 176 23 CenturyTel Internet Holdings, 6517 586 165 36 Yipes Communications, Inc. 15270 580 160 38 PaeTec.net -a division of Pae 852 576 1093 356 Telus Advanced Communications
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 489 1920 391 UUNET - Commercial IP service 24863 371 58 37 LINKdotNET AS number 9116 350 168 27 Goldenlines main autonomous s 3301 317 1457 294 TeliaNet Sweden 3320 313 6035 260 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 262 2472 99 France Telecom Transpac 8220 255 444 238 COLT Telecommunications 3352 226 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 3292 197 1380 177 TDC Tele Danmark 3300 197 172 96 AUCS Communications Services 1257 194 1195 171 SWIPnet Swedish IP Network 12479 194 578 6 Uni2 Autonomous System
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1020 2158 215 UniNet S.A. de C.V. 11830 514 299 9 Instituto Costarricense de El 16814 426 26 9 NSS, S.A. 11172 378 114 60 Servicios Alestra S.A de C.V 7303 352 166 50 Telecom Argentina Stet-France 14522 345 29 8 SatNet S.A. 6471 337 75 33 ENTEL CHILE S.A. 22047 317 246 13 VTR PUNTO NET S.A. 14117 287 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 203 170 82 AVANTEL, S.A. 23216 196 16 44 RAMtelecom Telecomunicaciones 20299 178 25 30 NEWCOM AMERICAS 8163 177 11 6 METROTEL REDES S.A. 19169 175 12 19 Telconet 28573 174 272 18 NET Servicos de Comunicao S.A
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3741 276 869 224 The Internet Solution 8452 220 188 7 TEDATA 2018 140 301 115 Tertiary Education Network 6713 138 135 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 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 21280 24 4 4 Swift Global Kenya Ltd.Is an
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1357 1291 Videsh Sanchar Nigam Ltd. Aut 11492 1152 1135 Cable One 18566 1028 1019 Covad Communications 6478 1131 994 AT&T Worldnet Services 4323 1356 990 Time Warner Telecom 9498 999 935 BHARTI BT INTERNET LTD. 8151 1020 805 UniNet S.A. de C.V. 4134 1082 788 CHINANET-BACKBONE 17488 816 755 Hathway IP Over Cable Interne 22773 773 721 Cox Communications, Inc. 9583 1123 708 Sify Limited 5668 656 633 CenturyTel Internet Holdings, 7545 733 613 TPG Internet Pty Ltd 19262 781 591 Verizon Global Networks 18101 600 550 Reliance Infocom Ltd Internet 6517 586 550 Yipes Communications, Inc. 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 /13:265 /14:474 /15:924 /16:9625 /17:4093 /18:6657 /19:14118 /20:16547 /21:15089 /22:19598 /23:20379 /24:122634 /25:764 /26:1036 /27:543 /28:93 /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 1130 1131 AT&T Worldnet Services 18566 1010 1028 Covad Communications 9583 965 1123 Sify Limited 2386 909 1218 AT&T Data Communications Serv 7011 831 941 Citizens Utilities 7018 813 1464 AT&T WorldNet Services 6197 784 1031 BellSouth Network Solutions, 23577 782 791 Korea Telecom (ATM-MPLS) 4755 758 1357 Videsh Sanchar Nigam Ltd. Aut 9498 679 999 BHARTI BT INTERNET LTD. 17488 639 816 Hathway IP Over Cable Interne 4766 607 809 Korea Telecom (KIX) 4323 583 1356 Time Warner Telecom 19916 563 568 OLM LLC 6517 551 586 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 20:36 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 58:474 59:406 60:370 61:991 62:931 63:2003 64:3232 65:2376 66:3517 67:817 68:675 69:1975 70:456 71:107 72:1436 73:5 74:675 75:260 76:133 77:379 78:193 80:816 81:840 82:570 83:374 84:630 85:820 86:344 87:561 88:287 89:995 90:38 91:586 97:6 98:1 101:1 116:365 117:160 118:19 121:302 122:608 123:183 124:677 125:1008 128:272 129:213 130:137 131:364 132:54 133:9 134:197 135:33 136:188 137:82 138:156 139:74 140:513 141:174 142:398 143:267 144:305 145:47 146:332 147:125 148:422 149:165 150:107 151:157 152:89 153:118 154:11 155:256 156:162 157:218 158:159 159:175 160:135 161:100 162:173 163:182 164:487 165:396 166:287 167:297 168:502 169:123 170:386 171:22 172:2 189:75 190:1167 192:5708 193:3960 194:3195 195:2298 196:966 198:3824 199:3220 200:5314 201:1217 202:7356 203:7879 204:3928 205:1996 206:2428 207:2909 208:2864 209:3476 210:2468 211:1085 212:1301 213:1488 214:422 215:45 216:4057 217:1192 218:320 219:370 220:997 221:413 222:262
End of report
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