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Routing Table Report 04:00 +10GMT Wed 14 Nov, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 237694 Prefixes after maximum aggregation: 122580 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 115925 Total ASes present in the Internet Routing Table: 26632 Prefixes per ASN: 8.93 Origin-only ASes present in the Internet Routing Table: 23195 Origin ASes announcing only one prefix: 11278 Transit ASes present in the Internet Routing Table: 3437 Transit-only ASes present in the Internet Routing Table: 80 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 28 Max AS path prepend of ASN (35389) 25 Prefixes from unregistered ASNs in the Routing Table: 13 Unregistered ASNs in the Routing Table: 7 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 13 Number of addresses announced to Internet: 1791993216 Equivalent to 106 /8s, 207 /16s and 165 /24s Percentage of available address space announced: 48.3 Percentage of allocated address space announced: 61.8 Percentage of available address space allocated: 78.2 Total number of prefixes smaller than registry allocations: 110582
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55402 Total APNIC prefixes after maximum aggregation: 21178 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52290 Unique aggregates announced from the APNIC address blocks: 23183 APNIC Region origin ASes present in the Internet Routing Table: 3081 APNIC Prefixes per ASN: 16.97 APNIC Region origin ASes announcing only one prefix: 803 APNIC Region transit ASes present in the Internet Routing Table: 468 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 324383936 Equivalent to 19 /8s, 85 /16s and 180 /24s Percentage of available APNIC address space announced: 74.2
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, 114/7, 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: 111601 Total ARIN prefixes after maximum aggregation: 63815 ARIN Deaggregation factor: 1.75 Prefixes being announced from the ARIN address blocks: 82435 Unique aggregates announced from the ARIN address blocks: 32725 ARIN Region origin ASes present in the Internet Routing Table: 11927 ARIN Prefixes per ASN: 6.91 ARIN Region origin ASes announcing only one prefix: 4589 ARIN Region transit ASes present in the Internet Routing Table: 1118 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 353235840 Equivalent to 21 /8s, 13 /16s and 243 /24s Percentage of available ARIN address space announced: 78.0
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: 49659 Total RIPE prefixes after maximum aggregation: 31925 RIPE Deaggregation factor: 1.56 Prefixes being announced from the RIPE address blocks: 46564 Unique aggregates announced from the RIPE address blocks: 30773 RIPE Region origin ASes present in the Internet Routing Table: 10457 RIPE Prefixes per ASN: 4.45 RIPE Region origin ASes announcing only one prefix: 5538 RIPE Region transit ASes present in the Internet Routing Table: 1633 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE addresses announced to Internet: 336420992 Equivalent to 20 /8s, 13 /16s and 96 /24s Percentage of available RIPE address space announced: 77.1
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 40960-45055 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: 17781 Total LACNIC prefixes after maximum aggregation: 4576 LACNIC Deaggregation factor: 3.89 Prefixes being announced from the LACNIC address blocks: 15692 Unique aggregates announced from the LACNIC address blocks: 8740 LACNIC Region origin ASes present in the Internet Routing Table: 875 LACNIC Prefixes per ASN: 17.93 LACNIC Region origin ASes announcing only one prefix: 282 LACNIC Region transit ASes present in the Internet Routing Table: 149 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 46029824 Equivalent to 2 /8s, 190 /16s and 92 /24s Percentage of available LACNIC address space announced: 45.7
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/7, 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 3230 Total AfriNIC prefixes after maximum aggregation: 1072 AfriNIC Deaggregation factor: 3.01 Prefixes being announced from the AfriNIC address blocks: 2382 Unique aggregates announced from the AfriNIC address blocks: 1404 AfriNIC Region origin ASes present in the Internet Routing Table: 211 AfriNIC Prefixes per ASN: 11.29 AfriNIC Region origin ASes announcing only one prefix: 66 AfriNIC Region transit ASes present in the Internet Routing Table: 38 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 8169728 Equivalent to 0 /8s, 124 /16s and 169 /24s Percentage of available AfriNIC address space announced: 24.3
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 4755 1476 383 69 Videsh Sanchar Nigam Ltd. Aut 4134 1101 11564 302 CHINANET-BACKBONE 9583 1089 81 423 Sify Limited 9498 1047 549 64 BHARTI BT INTERNET LTD. 17488 879 57 70 Hathway IP Over Cable Interne 4766 816 5474 329 Korea Telecom (KIX) 23577 779 34 680 Korea Telecom (ATM-MPLS) 7545 721 159 123 TPG Internet Pty Ltd 18101 609 119 53 Reliance Infocom Ltd Internet 1221 543 1951 423 Telstra Pty Ltd 9829 530 1312 9 BSNL National Internet Backbo 4812 524 866 77 China Telecom (Shanghai) 4668 521 68 10 LG-EDS Systems Inc. 17676 504 10919 64 Softbank BB Corp. 4808 497 799 122 CNCGROUP IP network: China169 4802 481 130 141 Wantree Development 9443 440 121 70 Primus Telecommunications 17974 401 146 14 PT TELEKOMUNIKASI INDONESIA 7474 383 202 269 SingTel Optus Pty Ltd 4837 356 5050 168 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1500 6146 1011 AT&T WorldNet Services 4323 1366 1014 359 Time Warner Telecom 2386 1262 632 772 AT&T Data Communications Serv 11492 1169 121 43 Cable One 6478 1122 329 181 AT&T Worldnet Services 18566 1031 288 9 Covad Communications 6197 1030 719 509 BellSouth Network Solutions, 7011 985 291 568 Citizens Utilities 174 977 6864 842 Cogent Communications 701 899 6571 704 UUNET Technologies, Inc. 20115 849 774 457 Charter Communications 3356 829 10887 412 Level 3 Communications, LLC 22773 816 2133 54 Cox Communications, Inc. 19262 811 2925 182 Verizon Global Networks 1239 802 2713 558 Sprint 209 730 3784 573 Qwest 5668 664 176 17 CenturyTel Internet Holdings, 15270 600 161 41 PaeTec.net -a division of Pae 3561 588 2324 370 Savvis 6517 587 163 33 Yipes Communications, Inc.
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 469 1917 382 UUNET - Commercial IP service 9116 349 184 28 Goldenlines main autonomous s 8551 326 314 40 Bezeq International 3301 316 1441 293 TeliaNet Sweden 3320 316 6035 262 Deutsche Telekom AG 8866 275 62 25 Bulgarian Telecommunication C 6746 274 129 252 Dynamic Network Technologies, 8708 274 421 245 Romania Data Systems S.A. 680 268 2045 254 DFN-IP service G-WiN 8452 268 188 7 TEDATA 3215 265 2519 91 France Telecom Transpac 8220 255 444 236 COLT Telecommunications 3352 235 1932 41 Ibernet, Internet Access Netw 3269 229 2967 71 TELECOM ITALIA 9121 210 1442 25 TTnet Autonomous System 3300 198 171 93 AUCS Communications Services 3246 195 257 185 Song Networks 12479 195 578 6 Uni2 Autonomous System 1257 194 1195 177 SWIPnet Swedish IP Network 3292 193 1380 177 TDC Tele Danmark
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1160 2419 216 UniNet S.A. de C.V. 11830 539 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 14522 381 33 8 SatNet S.A. 7303 376 182 56 Telecom Argentina Stet-France 11172 374 114 60 Servicios Alestra S.A de C.V 6471 358 85 38 ENTEL CHILE S.A. 22047 317 246 13 VTR PUNTO NET S.A. 10481 301 120 10 Prima S.A. 14117 285 19 15 Telefonica del Sur S.A. 10620 254 71 43 TVCABLE BOGOTA 6147 242 182 20 Telefonica Del Peru 11556 236 128 4 Cable-Wireless Panama 23216 220 18 48 RAMtelecom Telecomunicaciones 6503 218 187 86 AVANTEL, S.A. 28573 214 314 27 NET Servicos de Comunicao S.A 7738 206 538 24 Telecomunicacoes da Bahia S.A 20299 188 33 30 NEWCOM AMERICAS 21826 186 33 47 INTERCABLE 19169 182 12 19 Telconet
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 384 60 41 LINKdotNET AS number 3741 281 869 226 The Internet Solution 20858 198 34 3 EgyNet 6713 143 135 11 Itissalat Al-MAGHRIB 2018 140 299 115 Tertiary Education Network 33783 126 8 12 EEPAD TISP TELECOM & INTERNET 5536 124 8 10 Internet Egypt Network 33776 100 6 3 Starcomms Nigeria Limited 24835 88 48 6 RAYA Telecom - Egypt 15475 81 84 4 Nile Online 2905 76 176 73 The Internetworking Company o 23889 76 24 15 MAURITIUS TELECOM 20484 64 5 6 Yalla Online Autonomous Syste 15706 58 12 4 Sudatel Internet Exchange Aut 29571 55 11 7 Ci Telecom Autonomous system 33774 48 33 26 AS Number for Telecom Algeria 5713 46 422 36 Telkom SA Ltd 12455 36 6 3 Jambonet Autonomous system 8524 32 2 10 AUCEGYPT Autonomous System 16637 31 21 29 Johnnic e-Ventures
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1476 1407 Videsh Sanchar Nigam Ltd. Aut 11492 1169 1126 Cable One 18566 1031 1022 Covad Communications 4323 1366 1007 Time Warner Telecom 9498 1047 983 BHARTI BT INTERNET LTD. 8151 1160 944 UniNet S.A. de C.V. 6478 1122 941 AT&T Worldnet Services 17488 879 809 Hathway IP Over Cable Interne 4134 1101 799 CHINANET-BACKBONE 22773 816 762 Cox Communications, Inc. 9583 1089 666 Sify Limited 5668 664 647 CenturyTel Internet Holdings, 19262 811 629 Verizon Global Networks 7545 721 598 TPG Internet Pty Ltd 15270 600 559 PaeTec.net -a division of Pae 18101 609 556 Reliance Infocom Ltd Internet 6517 587 554 Yipes Communications, Inc. 11830 539 530 Instituto Costarricense de El 19916 569 522 OLM LLC 6197 1030 521 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 64999 PRIVATE 78.24.120.0/23 3257 Tiscali Intl Network 64999 PRIVATE 78.24.122.0/23 3257 Tiscali Intl Network 64999 PRIVATE 78.24.124.0/24 3257 Tiscali Intl Network 64999 PRIVATE 78.24.125.0/24 3257 Tiscali Intl Network 64999 PRIVATE 78.24.126.0/24 3257 Tiscali Intl Network 64999 PRIVATE 78.24.127.0/24 3257 Tiscali Intl Network 65068 PRIVATE 79.171.184.0/21 43895 * 64718 PRIVATE 81.200.197.0/24 25325 AS of Deutsche Bahn 64718 PRIVATE 81.200.198.0/23 25325 AS of Deutsche Bahn 64719 PRIVATE 81.200.204.0/24 25325 AS of Deutsche Bahn 65300 PRIVATE 216.243.221.0/24 11320 Internet Express, In 65300 PRIVATE 216.243.222.0/24 11320 Internet Express, In 65300 PRIVATE 216.243.223.0/24 11320 Internet Express, In
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 50.50.50.0/24 9730 The Best ISP to go Multimedia 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 172.14.254.0/24 20312 CNTI-REACCIUN "Centro Naciona 172.15.254.0/24 20312 CNTI-REACCIUN "Centro Naciona 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 /10:16 /11:39 /12:136 /13:271 /14:485 /15:948 /16:9715 /17:4192 /18:6767 /19:14670 /20:16753 /21:15656 /22:19873 /23:20885 /24:124763 /25:814 /26:1013 /27:544 /28:114 /29:5 /30:0 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1160 1169 Cable One 6478 1121 1122 AT&T Worldnet Services 18566 1013 1031 Covad Communications 2386 954 1262 AT&T Data Communications Serv 9583 933 1089 Sify Limited 7011 872 985 Citizens Utilities 4755 849 1476 Videsh Sanchar Nigam Ltd. Aut 7018 825 1500 AT&T WorldNet Services 6197 773 1030 BellSouth Network Solutions, 23577 770 779 Korea Telecom (ATM-MPLS) 9498 731 1047 BHARTI BT INTERNET LTD. 17488 694 879 Hathway IP Over Cable Interne 4766 606 816 Korea Telecom (KIX) 4323 579 1366 Time Warner Telecom 19916 564 569 OLM LLC 15270 562 600 PaeTec.net -a division of Pae 6517 543 587 Yipes Communications, Inc. 5668 522 664 CenturyTel Internet Holdings, 4668 511 521 LG-EDS Systems Inc. 18101 509 609 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:89 12:1830 15:19 16:3 17:6 18:13 20:35 24:994 25:1 32:63 33:3 38:360 40:64 41:390 44:2 47:8 50:1 52:3 55:3 56:3 57:21 58:479 59:413 60:384 61:987 62:939 63:1980 64:3299 65:2373 66:3592 67:909 68:679 69:2016 70:466 71:106 72:1437 73:7 74:760 75:264 76:153 77:420 78:272 79:11 80:876 81:793 82:579 83:350 84:617 85:824 86:358 87:597 88:283 89:1018 90:39 91:741 92:5 96:2 97:6 98:11 116:430 117:224 118:44 121:338 122:642 123:207 124:711 125:1043 128:309 129:195 130:142 131:369 132:56 133:9 134:194 135:34 136:192 137:82 138:152 139:74 140:516 141:146 142:373 143:258 144:323 145:48 146:326 147:125 148:486 149:184 150:169 151:137 152:95 153:121 154:11 155:261 156:164 157:224 158:160 159:197 160:155 161:101 162:190 163:184 164:497 165:405 166:290 167:309 168:513 169:130 170:420 171:29 172:5 189:116 190:1200 192:5725 193:4036 194:3202 195:2446 196:927 198:3804 199:3227 200:5250 201:1252 202:7477 203:7832 204:3981 205:2001 206:2421 207:2781 208:2955 209:3596 210:2492 211:1079 212:1308 213:1536 214:419 215:44 216:4095 217:1189 218:320 219:399 220:1016 221:407 222:266
End of report
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