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Routing Table Report 04:00 +10GMT Fri 07 Dec, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 239747 Prefixes after maximum aggregation: 123272 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 117126 Total ASes present in the Internet Routing Table: 26839 Prefixes per ASN: 8.93 Origin-only ASes present in the Internet Routing Table: 23352 Origin ASes announcing only one prefix: 11383 Transit ASes present in the Internet Routing Table: 3487 Transit-only ASes present in the Internet Routing Table: 72 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 24 Max AS path prepend of ASN (13227) 16 Prefixes from unregistered ASNs in the Routing Table: 6 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: 14 Number of addresses announced to Internet: 1794765920 Equivalent to 106 /8s, 249 /16s and 244 /24s Percentage of available address space announced: 48.4 Percentage of allocated address space announced: 61.9 Percentage of available address space allocated: 78.2 Total number of prefixes smaller than registry allocations: 112092
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55889 Total APNIC prefixes after maximum aggregation: 21352 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52772 Unique aggregates announced from the APNIC address blocks: 23463 APNIC Region origin ASes present in the Internet Routing Table: 3100 APNIC Prefixes per ASN: 17.02 APNIC Region origin ASes announcing only one prefix: 810 APNIC Region transit ASes present in the Internet Routing Table: 477 Average APNIC Region AS path length visible: 3.7 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 322914976 Equivalent to 19 /8s, 63 /16s and 74 /24s Percentage of available APNIC address space announced: 73.9
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, 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: 112058 Total ARIN prefixes after maximum aggregation: 63928 ARIN Deaggregation factor: 1.75 Prefixes being announced from the ARIN address blocks: 82721 Unique aggregates announced from the ARIN address blocks: 32965 ARIN Region origin ASes present in the Internet Routing Table: 11972 ARIN Prefixes per ASN: 6.91 ARIN Region origin ASes announcing only one prefix: 4604 ARIN Region transit ASes present in the Internet Routing Table: 1129 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 354613888 Equivalent to 21 /8s, 34 /16s and 250 /24s Percentage of available ARIN address space announced: 78.3
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: 50483 Total RIPE prefixes after maximum aggregation: 32301 RIPE Deaggregation factor: 1.56 Prefixes being announced from the RIPE address blocks: 47312 Unique aggregates announced from the RIPE address blocks: 31284 RIPE Region origin ASes present in the Internet Routing Table: 10597 RIPE Prefixes per ASN: 4.46 RIPE Region origin ASes announcing only one prefix: 5617 RIPE Region transit ASes present in the Internet Routing Table: 1653 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 24 Number of RIPE addresses announced to Internet: 338201216 Equivalent to 20 /8s, 40 /16s and 138 /24s Percentage of available RIPE address space announced: 77.5
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: 18013 Total LACNIC prefixes after maximum aggregation: 4589 LACNIC Deaggregation factor: 3.93 Prefixes being announced from the LACNIC address blocks: 15991 Unique aggregates announced from the LACNIC address blocks: 8875 LACNIC Region origin ASes present in the Internet Routing Table: 884 LACNIC Prefixes per ASN: 18.09 LACNIC Region origin ASes announcing only one prefix: 284 LACNIC Region transit ASes present in the Internet Routing Table: 156 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 46988288 Equivalent to 2 /8s, 204 /16s and 252 /24s Percentage of available LACNIC address space announced: 46.7
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: 3289 Total AfriNIC prefixes after maximum aggregation: 1086 AfriNIC Deaggregation factor: 3.03 Prefixes being announced from the AfriNIC address blocks: 2451 Unique aggregates announced from the AfriNIC address blocks: 1445 AfriNIC Region origin ASes present in the Internet Routing Table: 213 AfriNIC Prefixes per ASN: 11.51 AfriNIC Region origin ASes announcing only one prefix: 68 AfriNIC Region transit ASes present in the Internet Routing Table: 39 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 8194304 Equivalent to 0 /8s, 125 /16s and 9 /24s Percentage of available AfriNIC address space announced: 24.4
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 1488 383 70 Videsh Sanchar Nigam Ltd. Aut 9583 1093 81 431 Sify Limited 9498 1057 549 63 BHARTI BT INTERNET LTD. 4134 1040 11553 304 CHINANET-BACKBONE 17488 915 59 78 Hathway IP Over Cable Interne 4766 818 5474 330 Korea Telecom (KIX) 23577 800 34 683 Korea Telecom (ATM-MPLS) 7545 668 148 113 TPG Internet Pty Ltd 18101 610 120 57 Reliance Infocom Ltd Internet 9829 566 448 10 BSNL National Internet Backbo 1221 547 1952 423 Telstra Pty Ltd 4668 519 68 10 LG-EDS Systems Inc. 4808 519 796 120 CNCGROUP IP network: China169 4812 515 865 81 China Telecom (Shanghai) 17676 504 10919 64 Softbank BB Corp. 4802 471 133 143 Wantree Development 9443 440 121 70 Primus Telecommunications 17974 400 145 17 PT TELEKOMUNIKASI INDONESIA 7474 384 202 270 SingTel Optus Pty Ltd 4837 361 5068 175 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1496 6121 1007 AT&T WorldNet Services 4323 1385 1015 363 Time Warner Telecom 2386 1319 635 794 AT&T Data Communications Serv 11492 1170 124 41 Cable One 6478 1118 329 193 AT&T Worldnet Services 18566 1034 288 9 Covad Communications 6197 1031 721 510 BellSouth Network Solutions, 7011 992 295 578 Citizens Utilities 174 970 6857 821 Cogent Communications 701 898 6548 703 UUNET Technologies, Inc. 20115 846 773 457 Charter Communications 3356 844 10904 418 Level 3 Communications, LLC 22773 825 2133 54 Cox Communications, Inc. 19262 802 3046 190 Verizon Global Networks 1239 792 2672 552 Sprint 209 741 3786 582 Qwest 5668 661 176 17 CenturyTel Internet Holdings, 15270 609 160 41 PaeTec.net -a division of Pae 6517 599 163 33 Yipes Communications, Inc. 852 584 1110 357 Telus Advanced Communications
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 467 1917 380 UUNET - Commercial IP service 3292 407 1653 367 TDC Tele Danmark 9116 341 184 28 Goldenlines main autonomous s 3301 319 1457 294 TeliaNet Sweden 3320 317 6035 263 Deutsche Telekom AG 8452 284 188 7 TEDATA 8866 282 78 26 Bulgarian Telecommunication C 6746 277 130 254 Dynamic Network Technologies, 8551 277 266 40 Bezeq International 8708 272 421 244 Romania Data Systems S.A. 3215 270 2583 92 France Telecom Transpac 680 268 2045 254 DFN-IP service G-WiN 8220 248 439 230 COLT Telecommunications 3352 238 1948 40 Ibernet, Internet Access Netw 3269 229 3029 67 TELECOM ITALIA 3300 214 220 102 AUCS Communications Services 9121 211 1444 26 TTnet Autonomous System 9155 198 43 11 QualityNet AS number 1257 196 1195 179 SWIPnet Swedish IP Network 12479 195 578 6 Uni2 Autonomous System
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1157 2409 220 UniNet S.A. de C.V. 11830 539 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 7303 404 196 61 Telecom Argentina Stet-France 14522 379 34 8 SatNet S.A. 11172 378 115 62 Servicios Alestra S.A de C.V 6471 363 85 38 ENTEL CHILE S.A. 22047 322 254 13 VTR PUNTO NET S.A. 10481 301 120 10 Prima S.A. 10620 288 79 23 TVCABLE BOGOTA 14117 285 19 15 Telefonica del Sur S.A. 6147 257 214 21 Telefonica Del Peru 7738 238 602 25 Telecomunicacoes da Bahia S.A 11556 236 128 4 Cable-Wireless Panama 20299 223 33 29 NEWCOM AMERICAS 23216 221 17 47 RAMtelecom Telecomunicaciones 6503 220 187 86 AVANTEL, S.A. 28573 216 321 29 NET Servicos de Comunicao S.A 19169 190 12 20 Telconet 21826 186 33 47 INTERCABLE
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 391 60 36 LINKdotNET AS number 3741 280 869 226 The Internet Solution 20858 200 34 3 EgyNet 6713 145 135 11 Itissalat Al-MAGHRIB 2018 144 300 116 Tertiary Education Network 5536 124 8 10 Internet Egypt Network 33783 123 8 16 EEPAD TISP TELECOM & INTERNET 33776 100 6 3 Starcomms Nigeria Limited 24835 88 48 6 RAYA Telecom - Egypt 15475 84 84 4 Nile Online 2905 77 174 73 The Internetworking Company o 23889 75 24 15 MAURITIUS TELECOM 20484 66 5 6 Yalla Online Autonomous Syste 15706 58 12 4 Sudatel Internet Exchange Aut 29571 57 13 7 Ci Telecom Autonomous system 33774 50 37 28 AS Number for Telecom Algeria 5713 47 423 37 Telkom SA Ltd 16637 43 21 28 Johnnic e-Ventures 8524 32 2 10 AUCEGYPT Autonomous System 12455 32 6 3 Jambonet Autonomous system
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1488 1418 Videsh Sanchar Nigam Ltd. Aut 11492 1170 1129 Cable One 18566 1034 1025 Covad Communications 4323 1385 1022 Time Warner Telecom 9498 1057 994 BHARTI BT INTERNET LTD. 8151 1157 937 UniNet S.A. de C.V. 6478 1118 925 AT&T Worldnet Services 17488 915 837 Hathway IP Over Cable Interne 22773 825 771 Cox Communications, Inc. 4134 1040 736 CHINANET-BACKBONE 9583 1093 662 Sify Limited 5668 661 644 CenturyTel Internet Holdings, 19262 802 612 Verizon Global Networks 15270 609 568 PaeTec.net -a division of Pae 6517 599 566 Yipes Communications, Inc. 9829 566 556 BSNL National Internet Backbo 7545 668 555 TPG Internet Pty Ltd 18101 610 553 Reliance Infocom Ltd Internet 11830 539 530 Instituto Costarricense de El 2386 1319 525 AT&T Data Communications Serv
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65068 PRIVATE 79.171.184.0/21 43895 * 65168 PRIVATE 124.66.136.0/24 9255 Singapore Telecom 65168 PRIVATE 124.66.137.0/24 9255 Singapore Telecom 65168 PRIVATE 124.66.138.0/24 9255 Singapore Telecom 65168 PRIVATE 124.66.139.0/24 9255 Singapore Telecom 64779 PRIVATE 124.161.4.0/23 38356 BeiJing Sincerity-ti
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 31.31.31.0/24 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 173.173.173.0/24 9730 The Best ISP to go Multimedia 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 /11:40 /12:134 /13:270 /14:485 /15:960 /16:9737 /17:4187 /18:6844 /19:14816 /20:16894 /21:15926 /22:20112 /23:21035 /24:125749 /25:817 /26:1036 /27:548 /28:102 /29:5 /30:0 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1161 1170 Cable One 6478 1117 1118 AT&T Worldnet Services 18566 1016 1034 Covad Communications 2386 1010 1319 AT&T Data Communications Serv 9583 938 1093 Sify Limited 7011 877 992 Citizens Utilities 4755 854 1488 Videsh Sanchar Nigam Ltd. Aut 7018 823 1496 AT&T WorldNet Services 23577 791 800 Korea Telecom (ATM-MPLS) 6197 773 1031 BellSouth Network Solutions, 9498 744 1057 BHARTI BT INTERNET LTD. 17488 730 915 Hathway IP Over Cable Interne 4766 606 818 Korea Telecom (KIX) 4323 591 1385 Time Warner Telecom 15270 571 609 PaeTec.net -a division of Pae 19916 564 569 OLM LLC 6517 555 599 Yipes Communications, Inc. 5668 520 661 CenturyTel Internet Holdings, 4668 509 519 LG-EDS Systems Inc. 18101 504 610 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:89 12:1907 13:2 15:20 16:3 17:6 18:13 20:35 24:1007 25:1 31:1 32:61 33:3 38:364 40:64 41:416 44:2 47:8 52:3 55:3 56:3 57:21 58:491 59:414 60:389 61:996 62:1022 63:1979 64:3295 65:2358 66:3607 67:945 68:646 69:2051 70:465 71:106 72:1447 73:7 74:749 75:263 76:157 77:487 78:378 79:42 80:897 81:812 82:550 83:355 84:617 85:879 86:364 87:611 88:289 89:1028 90:39 91:846 92:13 96:1 97:7 98:18 114:1 115:1 116:470 117:220 118:50 121:363 122:656 123:226 124:735 125:1059 128:309 129:181 130:137 131:375 132:62 133:9 134:193 135:33 136:195 137:82 138:148 139:73 140:413 141:116 142:373 143:262 144:329 145:51 146:329 147:127 148:481 149:184 150:171 151:117 152:95 153:122 154:11 155:270 156:199 157:225 158:165 159:199 160:185 161:100 162:193 163:185 164:558 165:415 166:290 167:307 168:552 169:126 170:419 171:29 172:5 173:1 189:119 190:1281 192:5740 193:4043 194:3222 195:2324 196:941 198:3807 199:3231 200:5221 201:1279 202:7451 203:7845 204:3964 205:2024 206:2410 207:2762 208:3018 209:3547 210:2514 211:1107 212:1275 213:1585 214:414 215:47 216:4086 217:1216 218:331 219:402 220:1015 221:406 222:279
End of report
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