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Routing Table Report 04:00 +10GMT Mon 12 Nov, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 237465 Prefixes after maximum aggregation: 122454 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 115643 Total ASes present in the Internet Routing Table: 26621 Prefixes per ASN: 8.92 Origin-only ASes present in the Internet Routing Table: 23188 Origin ASes announcing only one prefix: 11286 Transit ASes present in the Internet Routing Table: 3433 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: 8 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1789722112 Equivalent to 106 /8s, 172 /16s and 254 /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: 110380
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55441 Total APNIC prefixes after maximum aggregation: 21142 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52332 Unique aggregates announced from the APNIC address blocks: 23150 APNIC Region origin ASes present in the Internet Routing Table: 3079 APNIC Prefixes per ASN: 17.00 APNIC Region origin ASes announcing only one prefix: 803 APNIC Region transit ASes present in the Internet Routing Table: 472 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 15 Number of APNIC addresses announced to Internet: 323989696 Equivalent to 19 /8s, 79 /16s and 176 /24s Percentage of available APNIC address space announced: 74.1
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, 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: 111456 Total ARIN prefixes after maximum aggregation: 63777 ARIN Deaggregation factor: 1.75 Prefixes being announced from the ARIN address blocks: 82349 Unique aggregates announced from the ARIN address blocks: 32689 ARIN Region origin ASes present in the Internet Routing Table: 11923 ARIN Prefixes per ASN: 6.91 ARIN Region origin ASes announcing only one prefix: 4584 ARIN Region transit ASes present in the Internet Routing Table: 1111 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 352455552 Equivalent to 21 /8s, 2 /16s and 11 /24s Percentage of available ARIN address space announced: 77.8
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: 49581 Total RIPE prefixes after maximum aggregation: 31898 RIPE Deaggregation factor: 1.55 Prefixes being announced from the RIPE address blocks: 46490 Unique aggregates announced from the RIPE address blocks: 30633 RIPE Region origin ASes present in the Internet Routing Table: 10450 RIPE Prefixes per ASN: 4.45 RIPE Region origin ASes announcing only one prefix: 5545 RIPE Region transit ASes present in the Internet Routing Table: 1628 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE addresses announced to Internet: 335952896 Equivalent to 20 /8s, 6 /16s and 60 /24s Percentage of available RIPE address space announced: 77.0
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: 17713 Total LACNIC prefixes after maximum aggregation: 4544 LACNIC Deaggregation factor: 3.90 Prefixes being announced from the LACNIC address blocks: 15644 Unique aggregates announced from the LACNIC address blocks: 8697 LACNIC Region origin ASes present in the Internet Routing Table: 873 LACNIC Prefixes per ASN: 17.92 LACNIC Region origin ASes announcing only one prefix: 284 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: 46002432 Equivalent to 2 /8s, 189 /16s and 241 /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: 3252 Total AfriNIC prefixes after maximum aggregation: 1077 AfriNIC Deaggregation factor: 3.02 Prefixes being announced from the AfriNIC address blocks: 2398 Unique aggregates announced from the AfriNIC address blocks: 1402 AfriNIC Region origin ASes present in the Internet Routing Table: 215 AfriNIC Prefixes per ASN: 11.15 AfriNIC Region origin ASes announcing only one prefix: 70 AfriNIC Region transit ASes present in the Internet Routing Table: 38 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 7635968 Equivalent to 0 /8s, 116 /16s and 132 /24s Percentage of available AfriNIC address space announced: 22.8
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 1481 383 69 Videsh Sanchar Nigam Ltd. Aut 9583 1101 81 418 Sify Limited 4134 1100 11563 301 CHINANET-BACKBONE 9498 1046 549 64 BHARTI BT INTERNET LTD. 17488 879 57 70 Hathway IP Over Cable Interne 4766 815 5474 328 Korea Telecom (KIX) 23577 778 34 681 Korea Telecom (ATM-MPLS) 7545 722 159 124 TPG Internet Pty Ltd 18101 608 119 52 Reliance Infocom Ltd Internet 1221 541 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 500 797 121 CNCGROUP IP network: China169 4802 481 130 141 Wantree Development 9443 440 121 70 Primus Telecommunications 17974 406 146 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 1501 6146 1008 AT&T WorldNet Services 4323 1363 1014 359 Time Warner Telecom 2386 1259 630 769 AT&T Data Communications Serv 11492 1167 121 47 Cable One 6478 1121 329 183 AT&T Worldnet Services 18566 1031 288 9 Covad Communications 6197 1030 719 509 BellSouth Network Solutions, 7011 982 290 565 Citizens Utilities 174 978 6866 843 Cogent Communications 701 903 6569 706 UUNET Technologies, Inc. 20115 847 773 461 Charter Communications 3356 827 10887 411 Level 3 Communications, LLC 22773 808 2133 54 Cox Communications, Inc. 19262 804 2895 185 Verizon Global Networks 1239 800 2713 558 Sprint 209 728 3784 572 Qwest 5668 663 176 17 CenturyTel Internet Holdings, 15270 598 161 41 PaeTec.net -a division of Pae 3561 588 2324 370 Savvis 6517 585 163 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 351 184 29 Goldenlines main autonomous s 8551 327 314 40 Bezeq International 3301 316 1441 293 TeliaNet Sweden 3320 316 6035 262 Deutsche Telekom AG 6746 275 129 253 Dynamic Network Technologies, 8708 274 421 245 Romania Data Systems S.A. 8866 271 62 25 Bulgarian Telecommunication C 680 268 2045 254 DFN-IP service G-WiN 3215 263 2503 98 France Telecom Transpac 8452 262 188 7 TEDATA 8220 255 444 237 COLT Telecommunications 3352 235 1932 41 Ibernet, Internet Access Netw 3269 229 2967 71 TELECOM ITALIA 9121 212 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 1161 2419 215 UniNet S.A. de C.V. 11830 539 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 7303 373 180 56 Telecom Argentina Stet-France 11172 371 114 58 Servicios Alestra S.A de C.V 14522 361 33 8 SatNet S.A. 6471 351 77 37 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 221 18 48 RAMtelecom Telecomunicaciones 6503 216 187 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 380 60 40 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 127 8 11 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 75 174 72 The Internetworking Company o 23889 75 24 15 MAURITIUS TELECOM 20484 64 5 6 Yalla Online Autonomous Syste 15706 58 12 4 Sudatel Internet Exchange Aut 16637 58 21 29 Johnnic e-Ventures 29571 56 11 7 Ci Telecom Autonomous system 33774 48 33 26 AS Number for Telecom Algeria 5713 45 294 35 Telkom SA Ltd 12455 36 6 3 Jambonet Autonomous system 8524 32 2 10 AUCEGYPT Autonomous System
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1481 1412 Videsh Sanchar Nigam Ltd. Aut 11492 1167 1120 Cable One 18566 1031 1022 Covad Communications 4323 1363 1004 Time Warner Telecom 9498 1046 982 BHARTI BT INTERNET LTD. 8151 1161 946 UniNet S.A. de C.V. 6478 1121 938 AT&T Worldnet Services 17488 879 809 Hathway IP Over Cable Interne 4134 1100 799 CHINANET-BACKBONE 22773 808 754 Cox Communications, Inc. 9583 1101 683 Sify Limited 5668 663 646 CenturyTel Internet Holdings, 19262 804 619 Verizon Global Networks 7545 722 598 TPG Internet Pty Ltd 15270 598 557 PaeTec.net -a division of Pae 18101 608 556 Reliance Infocom Ltd Internet 6517 585 552 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 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 /13:270 /14:483 /15:948 /16:9704 /17:4188 /18:6767 /19:14675 /20:16793 /21:15647 /22:19846 /23:20842 /24:124590 /25:810 /26:1018 /27:540 /28:113 /29:5 /30:0 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1158 1167 Cable One 6478 1120 1121 AT&T Worldnet Services 18566 1013 1031 Covad Communications 2386 951 1259 AT&T Data Communications Serv 9583 946 1101 Sify Limited 7011 869 982 Citizens Utilities 4755 850 1481 Videsh Sanchar Nigam Ltd. Aut 7018 826 1501 AT&T WorldNet Services 6197 773 1030 BellSouth Network Solutions, 23577 769 778 Korea Telecom (ATM-MPLS) 9498 730 1046 BHARTI BT INTERNET LTD. 17488 694 879 Hathway IP Over Cable Interne 4766 606 815 Korea Telecom (KIX) 4323 576 1363 Time Warner Telecom 19916 564 569 OLM LLC 15270 560 598 PaeTec.net -a division of Pae 6517 541 585 Yipes Communications, Inc. 5668 522 663 CenturyTel Internet Holdings, 4668 511 521 LG-EDS Systems Inc. 18101 509 608 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:89 12:1825 15:19 16:3 17:6 18:13 20:35 24:993 25:1 32:57 33:3 38:359 40:64 41:398 44:2 47:8 52:3 55:3 56:3 57:21 58:479 59:414 60:384 61:990 62:940 63:1976 64:3300 65:2377 66:3574 67:906 68:679 69:2016 70:466 71:106 72:1432 73:7 74:750 75:264 76:152 77:417 78:271 79:11 80:874 81:798 82:578 83:350 84:614 85:821 86:358 87:590 88:282 89:1013 90:38 91:730 92:5 96:2 97:6 98:9 116:430 117:224 118:44 121:337 122:645 123:208 124:706 125:1041 128:310 129:195 130:141 131:369 132:56 133:9 134:193 135:34 136:192 137:82 138:152 139:75 140:519 141:145 142:372 143:256 144:324 145:50 146:305 147:125 148:484 149:185 150:166 151:137 152:93 153:121 154:11 155:261 156:164 157:224 158:160 159:198 160:133 161:101 162:190 163:184 164:496 165:406 166:291 167:306 168:511 169:130 170:416 171:26 172:5 189:115 190:1200 192:5724 193:4032 194:3199 195:2460 196:938 198:3800 199:3228 200:5232 201:1248 202:7470 203:7822 204:3976 205:2000 206:2438 207:2777 208:2940 209:3595 210:2504 211:1078 212:1305 213:1525 214:418 215:44 216:4090 217:1189 218:320 219:398 220:1021 221:407 222:266
End of report
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