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Routing Table Report 04:00 +10GMT Mon 24 Dec, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 241373 Prefixes after maximum aggregation: 123747 Deaggregation factor: 1.95 Unique aggregates announced to Internet: 117629 Total ASes present in the Internet Routing Table: 26961 Prefixes per ASN: 8.95 Origin-only ASes present in the Internet Routing Table: 23469 Origin ASes announcing only one prefix: 11419 Transit ASes present in the Internet Routing Table: 3492 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 (29642) 15 Prefixes from unregistered ASNs in the Routing Table: 6 Unregistered ASNs in the Routing Table: 6 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: 1798500256 Equivalent to 107 /8s, 50 /16s and 239 /24s Percentage of available address space announced: 48.5 Percentage of allocated address space announced: 62.1 Percentage of available address space allocated: 78.2 Total number of prefixes smaller than registry allocations: 113260
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 56116 Total APNIC prefixes after maximum aggregation: 21451 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52981 Unique aggregates announced from the APNIC address blocks: 23496 APNIC Region origin ASes present in the Internet Routing Table: 3110 APNIC Prefixes per ASN: 17.04 APNIC Region origin ASes announcing only one prefix: 815 APNIC Region transit ASes present in the Internet Routing Table: 480 Average APNIC Region AS path length visible: 3.6 Max APNIC Region AS path length visible: 17 Number of APNIC addresses announced to Internet: 324268448 Equivalent to 19 /8s, 83 /16s and 241 /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: 112843 Total ARIN prefixes after maximum aggregation: 64083 ARIN Deaggregation factor: 1.76 Prefixes being announced from the ARIN address blocks: 83234 Unique aggregates announced from the ARIN address blocks: 33074 ARIN Region origin ASes present in the Internet Routing Table: 12011 ARIN Prefixes per ASN: 6.93 ARIN Region origin ASes announcing only one prefix: 4624 ARIN Region transit ASes present in the Internet Routing Table: 1137 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 15 Number of ARIN addresses announced to Internet: 355993280 Equivalent to 21 /8s, 56 /16s and 6 /24s Percentage of available ARIN address space announced: 78.6
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: 50908 Total RIPE prefixes after maximum aggregation: 32509 RIPE Deaggregation factor: 1.57 Prefixes being announced from the RIPE address blocks: 47759 Unique aggregates announced from the RIPE address blocks: 31557 RIPE Region origin ASes present in the Internet Routing Table: 10664 RIPE Prefixes per ASN: 4.48 RIPE Region origin ASes announcing only one prefix: 5628 RIPE Region transit ASes present in the Internet Routing Table: 1651 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 339489920 Equivalent to 20 /8s, 60 /16s and 52 /24s Percentage of available RIPE address space announced: 77.8
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: 18169 Total LACNIC prefixes after maximum aggregation: 4593 LACNIC Deaggregation factor: 3.96 Prefixes being announced from the LACNIC address blocks: 16165 Unique aggregates announced from the LACNIC address blocks: 8976 LACNIC Region origin ASes present in the Internet Routing Table: 888 LACNIC Prefixes per ASN: 18.20 LACNIC Region origin ASes announcing only one prefix: 286 LACNIC Region transit ASes present in the Internet Routing Table: 153 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 47102976 Equivalent to 2 /8s, 206 /16s and 188 /24s Percentage of available LACNIC address space announced: 46.8
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: 3322 Total AfriNIC prefixes after maximum aggregation: 1095 AfriNIC Deaggregation factor: 3.03 Prefixes being announced from the AfriNIC address blocks: 2473 Unique aggregates announced from the AfriNIC address blocks: 1446 AfriNIC Region origin ASes present in the Internet Routing Table: 212 AfriNIC Prefixes per ASN: 11.67 AfriNIC Region origin ASes announcing only one prefix: 66 AfriNIC Region transit ASes present in the Internet Routing Table: 37 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 8201472 Equivalent to 0 /8s, 125 /16s and 37 /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 1500 383 71 Videsh Sanchar Nigam Ltd. Aut 9583 1098 81 433 Sify Limited 9498 1067 549 62 BHARTI BT INTERNET LTD. 4134 978 11601 305 CHINANET-BACKBONE 17488 929 60 82 Hathway IP Over Cable Interne 4766 818 5476 331 Korea Telecom (KIX) 23577 809 34 690 Korea Telecom (ATM-MPLS) 18101 610 120 58 Reliance Infocom Ltd Internet 9829 590 449 11 BSNL National Internet Backbo 7545 584 147 99 TPG Internet Pty Ltd 1221 542 1952 418 Telstra Pty Ltd 4812 529 874 82 China Telecom (Shanghai) 4808 523 799 121 CNCGROUP IP network: China169 4668 520 68 10 LG-EDS Systems Inc. 17676 504 10919 64 Softbank BB Corp. 4802 470 128 151 Wantree Development 9443 438 121 69 Primus Telecommunications 17974 393 145 17 PT TELEKOMUNIKASI INDONESIA 7474 387 202 273 SingTel Optus Pty Ltd 4837 368 5068 177 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1480 6106 1004 AT&T WorldNet Services 4323 1393 1011 364 Time Warner Telecom 2386 1321 635 798 AT&T Data Communications Serv 11492 1197 134 17 Cable One 6478 1090 330 161 AT&T Worldnet Services 18566 1035 288 9 Covad Communications 6197 1032 721 510 BellSouth Network Solutions, 7011 1007 297 587 Citizens Utilities 174 973 6829 823 Cogent Communications 701 902 6543 708 UUNET Technologies, Inc. 19262 864 3119 176 Verizon Global Networks 20115 857 792 465 Charter Communications 3356 838 10906 416 Level 3 Communications, LLC 22773 835 2140 59 Cox Communications, Inc. 1239 791 2673 552 Sprint 209 740 3784 585 Qwest 5668 664 176 18 CenturyTel Internet Holdings, 6517 619 164 36 Yipes Communications, Inc. 15270 593 160 49 PaeTec.net -a division of Pae 852 586 1134 359 Telus Advanced Communications
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 463 1901 378 UUNET - Commercial IP service 3292 407 1654 367 TDC Tele Danmark 3301 323 1458 297 TeliaNet Sweden 3320 316 6019 262 Deutsche Telekom AG 8452 284 188 7 TEDATA 8866 279 78 24 Bulgarian Telecommunication C 8551 276 266 40 Bezeq International 8708 271 420 243 Romania Data Systems S.A. 3215 270 2583 92 France Telecom Transpac 6746 270 128 249 Dynamic Network Technologies, 680 268 2045 254 DFN-IP service G-WiN 9116 264 184 28 Goldenlines main autonomous s 9155 257 43 11 QualityNet AS number 8220 242 423 228 COLT Telecommunications 3352 238 1948 40 Ibernet, Internet Access Netw 3269 231 3037 68 TELECOM ITALIA 5462 229 666 27 Telewest Broadband 3300 211 172 100 AUCS Communications Services 9121 211 1444 26 TTnet Autonomous System 29357 199 17 4 WATANIYA TELECOM
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1145 2390 218 UniNet S.A. de C.V. 11830 545 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 7303 419 204 56 Telecom Argentina Stet-France 11172 379 115 62 Servicios Alestra S.A de C.V 6471 371 85 37 ENTEL CHILE S.A. 14522 371 34 8 SatNet S.A. 22047 322 254 13 VTR PUNTO NET S.A. 10481 301 120 10 Prima S.A. 10620 297 81 22 TVCABLE BOGOTA 14117 286 19 15 Telefonica del Sur S.A. 6147 254 214 21 Telefonica Del Peru 7738 238 602 25 Telecomunicacoes da Bahia S.A 11556 235 128 3 Cable-Wireless Panama 28573 229 321 29 NET Servicos de Comunicao S.A 23216 225 17 47 RAMtelecom Telecomunicaciones 20299 220 33 29 NEWCOM AMERICAS 6503 216 180 85 AVANTEL, S.A. 19169 191 12 20 Telconet 21826 187 33 48 INTERCABLE
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 400 60 36 LINKdotNET AS number 3741 272 869 224 The Internet Solution 20858 201 34 3 EgyNet 6713 145 135 11 Itissalat Al-MAGHRIB 2018 142 268 114 Tertiary Education Network 33783 137 9 12 EEPAD TISP TELECOM & INTERNET 5536 124 8 10 Internet Egypt Network 33776 99 6 7 Starcomms Nigeria Limited 24835 88 48 6 RAYA Telecom - Egypt 15475 84 84 4 Nile Online 23889 79 24 16 MAURITIUS TELECOM 2905 77 174 73 The Internetworking Company o 29571 77 13 7 Ci Telecom Autonomous system 20484 65 5 6 Yalla Online Autonomous Syste 15706 57 12 4 Sudatel Internet Exchange Aut 33774 51 37 28 AS Number for Telecom Algeria 5713 50 455 40 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 11492 1197 1180 Cable One 4323 1393 1029 Time Warner Telecom 18566 1035 1026 Covad Communications 9498 1067 1005 BHARTI BT INTERNET LTD. 6478 1090 929 AT&T Worldnet Services 8151 1145 927 UniNet S.A. de C.V. 17488 929 847 Hathway IP Over Cable Interne 22773 835 776 Cox Communications, Inc. 19262 864 688 Verizon Global Networks 4134 978 673 CHINANET-BACKBONE 9583 1098 665 Sify Limited 5668 664 646 CenturyTel Internet Holdings, 6517 619 583 Yipes Communications, Inc. 9829 590 579 BSNL National Internet Backbo 18101 610 552 Reliance Infocom Ltd Internet 15270 593 544 PaeTec.net -a division of Pae 11830 545 536 Instituto Costarricense de El 2386 1321 523 AT&T Data Communications Serv 6197 1032 522 BellSouth Network Solutions, 19916 563 521 OLM LLC
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65068 PRIVATE 79.171.184.0/21 43895 * 65500 PRIVATE 83.142.233.0/24 20516 LuckyNet Israel 64779 PRIVATE 124.161.4.0/23 38356 BeiJing Sincerity-ti 65201 PRIVATE 202.112.49.0/24 4538 China Education and 65201 PRIVATE 202.112.50.0/24 4538 China Education and 65201 PRIVATE 202.112.57.0/24 4538 China Education and
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 /12:135 /13:271 /14:487 /15:970 /16:9745 /17:4195 /18:6893 /19:14881 /20:17056 /21:16097 /22:20216 /23:21237 /24:126534 /25:855 /26:1053 /27:547 /28:101 /29:8 /30:1 /31:0 /32:9
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1187 1197 Cable One 6478 1089 1090 AT&T Worldnet Services 18566 1017 1035 Covad Communications 2386 1016 1321 AT&T Data Communications Serv 9583 943 1098 Sify Limited 7011 892 1007 Citizens Utilities 4755 865 1500 Videsh Sanchar Nigam Ltd. Aut 7018 814 1480 AT&T WorldNet Services 23577 800 809 Korea Telecom (ATM-MPLS) 6197 774 1032 BellSouth Network Solutions, 9498 753 1067 BHARTI BT INTERNET LTD. 17488 744 929 Hathway IP Over Cable Interne 4766 605 818 Korea Telecom (KIX) 4323 597 1393 Time Warner Telecom 6517 572 619 Yipes Communications, Inc. 19916 558 563 OLM LLC 15270 556 593 PaeTec.net -a division of Pae 5668 522 664 CenturyTel Internet Holdings, 4668 510 520 LG-EDS Systems Inc. 18101 504 610 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:96 12:1912 13:2 15:21 16:3 17:6 18:14 20:35 24:1011 25:1 31:1 32:61 33:4 38:371 40:69 41:433 44:2 47:8 52:3 55:3 56:3 57:21 58:498 59:411 60:397 61:986 62:1082 63:1979 64:3299 65:2356 66:3574 67:1014 68:642 69:2071 70:465 71:106 72:1454 73:7 74:804 75:270 76:172 77:490 78:405 79:63 80:899 81:791 82:569 83:370 84:550 85:866 86:367 87:602 88:291 89:1069 90:39 91:893 92:49 96:2 97:7 98:25 114:1 115:1 116:445 117:230 118:70 119:5 121:368 122:668 123:227 124:755 125:1061 128:310 129:185 130:136 131:390 132:68 133:9 134:190 135:34 136:194 137:83 138:146 139:71 140:514 141:126 142:375 143:260 144:320 145:51 146:323 147:128 148:480 149:186 150:169 151:129 152:95 153:127 154:11 155:278 156:202 157:239 158:163 159:210 160:190 161:99 162:197 163:186 164:559 165:409 166:291 167:310 168:545 169:128 170:419 171:29 172:5 173:1 189:136 190:1316 192:5736 193:4047 194:3247 195:2327 196:940 198:3805 199:3232 200:5230 201:1309 202:7465 203:7815 204:3973 205:2040 206:2416 207:2752 208:3046 209:3560 210:2535 211:1110 212:1264 213:1590 214:439 215:45 216:4094 217:1205 218:335 219:402 220:1005 221:405 222:289
End of report
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