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Routing Table Report 04:00 +10GMT Wed 28 Nov, 2007
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary ----------------
BGP routing table entries examined: 239009 Prefixes after maximum aggregation: 122955 Deaggregation factor: 1.94 Unique aggregates announced to Internet: 116751 Total ASes present in the Internet Routing Table: 26764 Prefixes per ASN: 8.93 Origin-only ASes present in the Internet Routing Table: 23303 Origin ASes announcing only one prefix: 11357 Transit ASes present in the Internet Routing Table: 3461 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: 11 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: 1795588736 Equivalent to 107 /8s, 6 /16s and 130 /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: 111675
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 55693 Total APNIC prefixes after maximum aggregation: 21248 APNIC Deaggregation factor: 2.62 Prefixes being announced from the APNIC address blocks: 52579 Unique aggregates announced from the APNIC address blocks: 23337 APNIC Region origin ASes present in the Internet Routing Table: 3093 APNIC Prefixes per ASN: 17.00 APNIC Region origin ASes announcing only one prefix: 807 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: 325979072 Equivalent to 19 /8s, 110 /16s and 11 /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: 111948 Total ARIN prefixes after maximum aggregation: 63893 ARIN Deaggregation factor: 1.75 Prefixes being announced from the ARIN address blocks: 82578 Unique aggregates announced from the ARIN address blocks: 32892 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: 4597 ARIN Region transit ASes present in the Internet Routing Table: 1126 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 14 Number of ARIN addresses announced to Internet: 353752960 Equivalent to 21 /8s, 21 /16s and 215 /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: 50136 Total RIPE prefixes after maximum aggregation: 32147 RIPE Deaggregation factor: 1.56 Prefixes being announced from the RIPE address blocks: 46985 Unique aggregates announced from the RIPE address blocks: 31145 RIPE Region origin ASes present in the Internet Routing Table: 10548 RIPE Prefixes per ASN: 4.45 RIPE Region origin ASes announcing only one prefix: 5602 RIPE Region transit ASes present in the Internet Routing Table: 1638 Average RIPE Region AS path length visible: 4.0 Max RIPE Region AS path length visible: 28 Number of RIPE addresses announced to Internet: 337145216 Equivalent to 20 /8s, 24 /16s and 109 /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: 17938 Total LACNIC prefixes after maximum aggregation: 4574 LACNIC Deaggregation factor: 3.92 Prefixes being announced from the LACNIC address blocks: 15922 Unique aggregates announced from the LACNIC address blocks: 8885 LACNIC Region origin ASes present in the Internet Routing Table: 878 LACNIC Prefixes per ASN: 18.13 LACNIC Region origin ASes announcing only one prefix: 283 LACNIC Region transit ASes present in the Internet Routing Table: 155 Average LACNIC Region AS path length visible: 4.0 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 46610176 Equivalent to 2 /8s, 199 /16s and 55 /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: 3274 Total AfriNIC prefixes after maximum aggregation: 1077 AfriNIC Deaggregation factor: 3.04 Prefixes being announced from the AfriNIC address blocks: 2427 Unique aggregates announced from the AfriNIC address blocks: 1436 AfriNIC Region origin ASes present in the Internet Routing Table: 214 AfriNIC Prefixes per ASN: 11.34 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: 20 Number of AfriNIC addresses announced to Internet: 8133888 Equivalent to 0 /8s, 124 /16s and 29 /24s Percentage of available AfriNIC address space announced: 24.2
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 1474 383 69 Videsh Sanchar Nigam Ltd. Aut 4134 1104 11537 303 CHINANET-BACKBONE 9583 1093 81 423 Sify Limited 9498 1054 550 65 BHARTI BT INTERNET LTD. 17488 905 59 73 Hathway IP Over Cable Interne 4766 816 5474 329 Korea Telecom (KIX) 23577 798 34 682 Korea Telecom (ATM-MPLS) 7545 722 159 123 TPG Internet Pty Ltd 18101 607 120 55 Reliance Infocom Ltd Internet 1221 546 1951 423 Telstra Pty Ltd 9829 530 1312 9 BSNL National Internet Backbo 4812 529 869 79 China Telecom (Shanghai) 4668 518 68 10 LG-EDS Systems Inc. 4808 507 797 122 CNCGROUP IP network: China169 17676 503 10919 64 Softbank BB Corp. 4802 471 133 142 Wantree Development 9443 440 121 70 Primus Telecommunications 17974 402 146 14 PT TELEKOMUNIKASI INDONESIA 7474 382 202 268 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 1506 6140 1022 AT&T WorldNet Services 4323 1376 1017 363 Time Warner Telecom 2386 1281 633 790 AT&T Data Communications Serv 11492 1179 123 41 Cable One 6478 1123 329 178 AT&T Worldnet Services 18566 1033 288 9 Covad Communications 6197 1029 719 509 BellSouth Network Solutions, 7011 987 294 575 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 821 2133 54 Cox Communications, Inc. 19262 814 2965 187 Verizon Global Networks 1239 799 2712 556 Sprint 209 743 3786 583 Qwest 5668 660 176 17 CenturyTel Internet Holdings, 15270 608 161 41 PaeTec.net -a division of Pae 6517 592 163 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 404 1653 365 TDC Tele Danmark 9116 346 184 28 Goldenlines main autonomous s 3301 319 1457 294 TeliaNet Sweden 3320 316 6035 262 Deutsche Telekom AG 8866 280 78 26 Bulgarian Telecommunication C 8551 277 266 40 Bezeq International 6746 275 129 252 Dynamic Network Technologies, 8708 274 421 244 Romania Data Systems S.A. 8452 269 188 7 TEDATA 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 215 220 103 AUCS Communications Services 9121 211 1444 26 TTnet Autonomous System 1257 195 1195 178 SWIPnet Swedish IP Network 12479 195 578 6 Uni2 Autonomous System 2856 189 2304 158 BTnet UK Regional 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 392 191 57 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 319 254 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 235 128 3 Cable-Wireless Panama 23216 220 17 47 RAMtelecom Telecomunicaciones 6503 218 187 86 AVANTEL, S.A. 28573 213 314 27 NET Servicos de Comunicao S.A 20299 205 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 279 869 224 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 81 84 4 Nile Online 2905 76 174 73 The Internetworking Company o 23889 74 24 15 MAURITIUS TELECOM 20484 65 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 1474 1405 Videsh Sanchar Nigam Ltd. Aut 11492 1179 1138 Cable One 18566 1033 1024 Covad Communications 4323 1376 1013 Time Warner Telecom 9498 1054 989 BHARTI BT INTERNET LTD. 6478 1123 945 AT&T Worldnet Services 8151 1160 942 UniNet S.A. de C.V. 17488 905 832 Hathway IP Over Cable Interne 4134 1104 801 CHINANET-BACKBONE 22773 821 767 Cox Communications, Inc. 9583 1093 670 Sify Limited 5668 660 643 CenturyTel Internet Holdings, 19262 814 627 Verizon Global Networks 7545 722 599 TPG Internet Pty Ltd 15270 608 567 PaeTec.net -a division of Pae 6517 592 559 Yipes Communications, Inc. 18101 607 552 Reliance Infocom Ltd Internet 11830 539 530 Instituto Costarricense de El 19916 569 522 OLM LLC 9829 530 521 BSNL National Internet Backbo
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 * 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 /15:952 /16:9748 /17:4194 /18:6788 /19:14791 /20:16844 /21:15821 /22:20010 /23:20988 /24:125399 /25:810 /26:1021 /27:554 /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 1179 Cable One 6478 1122 1123 AT&T Worldnet Services 18566 1015 1033 Covad Communications 2386 972 1281 AT&T Data Communications Serv 9583 938 1093 Sify Limited 7011 872 987 Citizens Utilities 4755 846 1474 Videsh Sanchar Nigam Ltd. Aut 7018 827 1506 AT&T WorldNet Services 23577 789 798 Korea Telecom (ATM-MPLS) 6197 772 1029 BellSouth Network Solutions, 9498 736 1054 BHARTI BT INTERNET LTD. 17488 720 905 Hathway IP Over Cable Interne 4766 606 816 Korea Telecom (KIX) 4323 582 1376 Time Warner Telecom 15270 570 608 PaeTec.net -a division of Pae 19916 564 569 OLM LLC 6517 548 592 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 24:1007 25:1 31:1 32:62 33:3 38:361 40:64 41:413 44:2 47:8 52:3 55:3 56:3 57:21 58:477 59:415 60:383 61:992 62:943 63:1978 64:3297 65:2362 66:3593 67:931 68:650 69:2033 70:466 71:105 72:1436 73:7 74:743 75:263 76:147 77:463 78:354 79:28 80:894 81:796 82:572 83:353 84:615 85:884 86:362 87:603 88:286 89:1047 90:39 91:779 92:11 96:2 97:6 98:16 114:1 115:1 116:455 117:230 118:48 121:349 122:654 123:205 124:725 125:1049 128:309 129:195 130:136 131:371 132:58 133:9 134:193 135:34 136:194 137:82 138:153 139:75 140:517 141:146 142:374 143:259 144:322 145:47 146:333 147:124 148:481 149:185 150:170 151:137 152:95 153:122 154:11 155:267 156:199 157:226 158:160 159:197 160:183 161:99 162:190 163:185 164:558 165:410 166:290 167:309 168:543 169:130 170:419 171:29 172:5 173:1 189:118 190:1251 192:5732 193:4036 194:3208 195:2326 196:929 198:3798 199:3233 200:5248 201:1280 202:7439 203:7816 204:3984 205:2002 206:2405 207:2770 208:2979 209:3569 210:2503 211:1107 212:1314 213:1587 214:405 215:45 216:4101 217:1205 218:340 219:400 220:1000 221:410 222:281
End of report
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