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Routing Table Report 04:00 +10GMT Thu 29 Nov, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 239222 Prefixes after maximum aggregation: 122992 Deaggregation factor: 1.95 Unique aggregates announced to Internet: 116637 Total ASes present in the Internet Routing Table: 26769 Prefixes per ASN: 8.94 Origin-only ASes present in the Internet Routing Table: 23317 Origin ASes announcing only one prefix: 11359 Transit ASes present in the Internet Routing Table: 3452 Transit-only ASes present in the Internet Routing Table: 73 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: 12 Unregistered ASNs in the Routing Table: 11 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: 1795520864 Equivalent to 107 /8s, 5 /16s and 121 /24s Percentage of available address space announced: 48.4 Percentage of allocated address space announced: 62.0 Percentage of available address space allocated: 78.2 Total number of prefixes smaller than registry allocations: 111829
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55758 Total APNIC prefixes after maximum aggregation: 21270 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52644 Unique aggregates announced from the APNIC address blocks: 23309 APNIC Region origin ASes present in the Internet Routing Table: 3091 APNIC Prefixes per ASN: 17.03 APNIC Region origin ASes announcing only one prefix: 804 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: 326067104 Equivalent to 19 /8s, 111 /16s and 99 /24s Percentage of available APNIC address space announced: 74.6
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: 111940 Total ARIN prefixes after maximum aggregation: 63862 ARIN Deaggregation factor: 1.75 Prefixes being announced from the ARIN address blocks: 82574 Unique aggregates announced from the ARIN address blocks: 32799 ARIN Region origin ASes present in the Internet Routing Table: 11957 ARIN Prefixes per ASN: 6.91 ARIN Region origin ASes announcing only one prefix: 4598 ARIN Region transit ASes present in the Internet Routing Table: 1122 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 353995136 Equivalent to 21 /8s, 25 /16s and 137 /24s Percentage of available ARIN address space announced: 78.1
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: 50255 Total RIPE prefixes after maximum aggregation: 32173 RIPE Deaggregation factor: 1.56 Prefixes being announced from the RIPE address blocks: 47095 Unique aggregates announced from the RIPE address blocks: 31137 RIPE Region origin ASes present in the Internet Routing Table: 10555 RIPE Prefixes per ASN: 4.46 RIPE Region origin ASes announcing only one prefix: 5605 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: 337205632 Equivalent to 20 /8s, 25 /16s and 89 /24s Percentage of available RIPE address space announced: 77.3
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: 17961 Total LACNIC prefixes after maximum aggregation: 4586 LACNIC Deaggregation factor: 3.92 Prefixes being announced from the LACNIC address blocks: 15940 Unique aggregates announced from the LACNIC address blocks: 8894 LACNIC Region origin ASes present in the Internet Routing Table: 879 LACNIC Prefixes per ASN: 18.13 LACNIC Region origin ASes announcing only one prefix: 284 LACNIC Region transit ASes present in the Internet Routing Table: 157 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 46622464 Equivalent to 2 /8s, 199 /16s and 103 /24s Percentage of available LACNIC address space announced: 46.3
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: 3287 Total AfriNIC prefixes after maximum aggregation: 1085 AfriNIC Deaggregation factor: 3.03 Prefixes being announced from the AfriNIC address blocks: 2444 Unique aggregates announced from the AfriNIC address blocks: 1437 AfriNIC Region origin ASes present in the Internet Routing Table: 213 AfriNIC Prefixes per ASN: 11.47 AfriNIC Region origin ASes announcing only one prefix: 68 AfriNIC Region transit ASes present in the Internet Routing Table: 37 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 8102144 Equivalent to 0 /8s, 123 /16s and 161 /24s Percentage of available AfriNIC address space announced: 24.1
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 1105 11537 303 CHINANET-BACKBONE 9583 1093 81 423 Sify Limited 9498 1055 550 65 BHARTI BT INTERNET LTD. 17488 905 59 73 Hathway IP Over Cable Interne 4766 817 5474 330 Korea Telecom (KIX) 23577 800 34 684 Korea Telecom (ATM-MPLS) 7545 696 153 117 TPG Internet Pty Ltd 18101 607 120 55 Reliance Infocom Ltd Internet 1221 548 1952 424 Telstra Pty Ltd 4812 529 869 79 China Telecom (Shanghai) 9829 529 1312 9 BSNL National Internet Backbo 4668 518 68 10 LG-EDS Systems Inc. 4808 507 797 121 CNCGROUP IP network: China169 17676 503 10919 64 Softbank BB Corp. 4802 470 133 141 Wantree Development 9443 440 121 70 Primus Telecommunications 17974 404 146 14 PT TELEKOMUNIKASI INDONESIA 7474 379 202 266 SingTel Optus Pty Ltd 4837 360 5084 171 chinanet IDC center beijing n
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1502 6139 1011 AT&T WorldNet Services 4323 1381 1017 364 Time Warner Telecom 2386 1281 633 790 AT&T Data Communications Serv 11492 1181 128 33 Cable One 6478 1124 329 178 AT&T Worldnet Services 18566 1033 288 9 Covad Communications 6197 1029 719 509 BellSouth Network Solutions, 7011 988 294 575 Citizens Utilities 174 967 6858 829 Cogent Communications 701 904 6550 710 UUNET Technologies, Inc. 20115 846 775 453 Charter Communications 3356 833 10887 415 Level 3 Communications, LLC 22773 823 2133 54 Cox Communications, Inc. 19262 814 2965 187 Verizon Global Networks 1239 799 2712 557 Sprint 209 743 3786 583 Qwest 5668 660 176 17 CenturyTel Internet Holdings, 15270 608 161 41 PaeTec.net -a division of Pae 6517 596 163 33 Yipes Communications, Inc. 852 583 1109 358 Telus Advanced Communications
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 468 1917 381 UUNET - Commercial IP service 3292 403 1653 364 TDC Tele Danmark 9116 347 184 28 Goldenlines main autonomous s 3301 319 1457 294 TeliaNet Sweden 3320 316 6035 262 Deutsche Telekom AG 8866 282 78 26 Bulgarian Telecommunication C 8452 281 188 7 TEDATA 8551 277 266 40 Bezeq International 6746 275 129 252 Dynamic Network Technologies, 8708 274 421 244 Romania Data Systems S.A. 680 268 2045 254 DFN-IP service G-WiN 3215 266 2535 92 France Telecom Transpac 8220 254 445 234 COLT Telecommunications 3352 235 1932 41 Ibernet, Internet Access Netw 3269 227 2965 69 TELECOM ITALIA 3300 214 220 102 AUCS Communications Services 9121 211 1444 26 TTnet Autonomous System 9155 199 43 11 QualityNet AS number 12479 195 578 6 Uni2 Autonomous System 1257 191 1194 176 SWIPnet Swedish IP Network
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 8151 1160 2409 218 UniNet S.A. de C.V. 11830 539 299 9 Instituto Costarricense de El 16814 427 27 10 NSS, S.A. 7303 402 195 60 Telecom Argentina Stet-France 14522 381 33 8 SatNet S.A. 11172 379 115 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 300 120 10 Prima S.A. 10620 285 78 20 TVCABLE BOGOTA 14117 285 19 15 Telefonica del Sur S.A. 6147 258 214 21 Telefonica Del Peru 7738 242 602 25 Telecomunicacoes da Bahia S.A 11556 236 128 4 Cable-Wireless Panama 23216 220 17 47 RAMtelecom Telecomunicaciones 6503 217 187 86 AVANTEL, S.A. 28573 213 314 27 NET Servicos de Comunicao S.A 20299 208 34 30 NEWCOM AMERICAS 19169 188 12 20 Telconet 21826 186 33 47 INTERCABLE
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 393 61 39 LINKdotNET AS number 3741 281 869 226 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 124 8 15 EEPAD TISP TELECOM & INTERNET 33776 100 6 3 Starcomms Nigeria Limited 24835 88 48 6 RAYA Telecom - Egypt 15475 81 84 4 Nile Online 2905 75 158 72 The Internetworking Company o 23889 74 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 46 422 36 Telkom SA Ltd 16637 42 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 1476 1407 Videsh Sanchar Nigam Ltd. Aut 11492 1181 1148 Cable One 18566 1033 1024 Covad Communications 4323 1381 1017 Time Warner Telecom 9498 1055 990 BHARTI BT INTERNET LTD. 6478 1124 946 AT&T Worldnet Services 8151 1160 942 UniNet S.A. de C.V. 17488 905 832 Hathway IP Over Cable Interne 4134 1105 802 CHINANET-BACKBONE 22773 823 769 Cox Communications, Inc. 9583 1093 670 Sify Limited 5668 660 643 CenturyTel Internet Holdings, 19262 814 627 Verizon Global Networks 7545 696 579 TPG Internet Pty Ltd 15270 608 567 PaeTec.net -a division of Pae 6517 596 563 Yipes Communications, Inc. 18101 607 552 Reliance Infocom Ltd Internet 11830 539 530 Instituto Costarricense de El 19916 569 522 OLM LLC 6197 1029 520 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65000 PRIVATE 41.204.180.0/24 36866 Jamii Telecommunicat 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 * 64779 PRIVATE 124.161.4.0/23 38356 BeiJing Sincerity-ti 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 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 /10:16 /11:40 /12:134 /13:270 /14:485 /15:953 /16:9742 /17:4194 /18:6797 /19:14789 /20:16866 /21:15833 /22:20023 /23:21005 /24:125530 /25:812 /26:1029 /27:560 /28:104 /29:5 /30:0 /31:0 /32:8
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1170 1181 Cable One 6478 1123 1124 AT&T Worldnet Services 18566 1015 1033 Covad Communications 2386 973 1281 AT&T Data Communications Serv 9583 938 1093 Sify Limited 7011 873 988 Citizens Utilities 4755 848 1476 Videsh Sanchar Nigam Ltd. Aut 7018 825 1502 AT&T WorldNet Services 23577 791 800 Korea Telecom (ATM-MPLS) 6197 772 1029 BellSouth Network Solutions, 9498 737 1055 BHARTI BT INTERNET LTD. 17488 720 905 Hathway IP Over Cable Interne 4766 606 817 Korea Telecom (KIX) 4323 586 1381 Time Warner Telecom 15270 570 608 PaeTec.net -a division of Pae 19916 564 569 OLM LLC 6517 552 596 Yipes Communications, Inc. 5668 519 660 CenturyTel Internet Holdings, 4668 508 518 LG-EDS Systems Inc. 18101 503 607 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:89 12:1870 13:1 15:20 16:3 17:6 18:13 20:35 24:1006 25:1 31:1 32:62 33:3 38:361 40:64 41:415 44:2 47:8 52:3 55:3 56:3 57:21 58:479 59:415 60:383 61:993 62:1006 63:1979 64:3297 65:2362 66:3595 67:930 68:649 69:2033 70:467 71:105 72:1438 73:7 74:743 75:263 76:150 77:477 78:360 79:33 80:895 81:797 82:567 83:353 84:617 85:883 86:362 87:604 88:286 89:1049 90:39 91:782 92:11 96:2 97:6 98:16 114:1 115:1 116:454 117:231 118:48 121:353 122:655 123:206 124:727 125:1052 128:309 129:195 130:136 131:373 132:59 133:9 134:193 135:34 136:194 137:82 138:153 139:75 140:513 141:146 142:373 143:259 144:323 145:51 146:332 147:124 148:481 149:185 150:170 151:137 152:95 153:122 154:11 155:267 156:199 157:226 158:159 159:197 160:183 161:101 162:190 163:185 164:558 165:410 166:290 167:309 168:540 169:130 170:420 171:29 172:5 173:1 189:118 190:1256 192:5734 193:4035 194:3211 195:2319 196:939 198:3800 199:3237 200:5252 201:1281 202:7461 203:7812 204:3976 205:2005 206:2403 207:2769 208:2983 209:3571 210:2504 211:1108 212:1289 213:1589 214:408 215:46 216:4086 217:1209 218:340 219:399 220:1005 221:410 222:282
End of report
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