Routing Table Report 00:00 GMT Sun 29 Jul, 2007
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net This report: http://thyme.apnic.net/oix-data/2007/07/29
Analysis Summary ----------------
BGP routing table entries examined: 230891 Prefixes after maximum aggregation: 120264 Deaggregation factor: 1.92 Unique aggregates announced to Internet: 110196 Total ASes present in the Internet Routing Table: 25829 Prefixes per ASN: 8.94 Origin-only ASes present in the Internet Routing Table: 22399 Origin ASes announcing only one prefix: 10927 Transit ASes present in the Internet Routing Table: 3430 Transit-only ASes present in the Internet Routing Table: 89 Average AS path length visible in the Internet Routing Table: 3.6 Max AS path length visible: 31 Max AS path prepend of ASN (23775) 25 Prefixes from unregistered ASNs in the Routing Table: 94 Unregistered ASNs in the Routing Table: 70 Prefixes from 32-bit ASNs in the Routing Table: 5 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 13 Number of addresses announced to Internet: 1741087236 Equivalent to 103 /8s, 198 /16s and 226 /24s Percentage of available address space announced: 47.0 Percentage of allocated address space announced: 62.2 Percentage of available address space allocated: 75.5 Total number of prefixes smaller than registry allocations: 122415
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 54395 Total APNIC prefixes after maximum aggregation: 20956 APNIC Deaggregation factor: 2.60 Prefixes being announced from the APNIC address blocks: 51209 Unique aggregates announced from the APNIC address blocks: 22004 APNIC Region origin ASes present in the Internet Routing Table: 3033 APNIC Prefixes per ASN: 16.88 APNIC Region origin ASes announcing only one prefix: 813 APNIC Region transit ASes present in the Internet Routing Table: 470 Average APNIC Region AS path length visible: 4.0 Max APNIC Region AS path length visible: 28 Number of APNIC addresses announced to Internet: 305639100 Equivalent to 18 /8s, 55 /16s and 174 /24s Percentage of available APNIC address space announced: 75.7
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, 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: 109503 Total ARIN prefixes after maximum aggregation: 62950 ARIN Deaggregation factor: 1.74 Prefixes being announced from the ARIN address blocks: 80331 Unique aggregates announced from the ARIN address blocks: 31474 ARIN Region origin ASes present in the Internet Routing Table: 11721 ARIN Prefixes per ASN: 6.85 ARIN Region origin ASes announcing only one prefix: 4519 ARIN Region transit ASes present in the Internet Routing Table: 1132 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 341181280 Equivalent to 20 /8s, 86 /16s and 3 /24s Percentage of available ARIN address space announced: 75.3
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: 48746 Total RIPE prefixes after maximum aggregation: 30994 RIPE Deaggregation factor: 1.57 Prefixes being announced from the RIPE address blocks: 45172 Unique aggregates announced from the RIPE address blocks: 28977 RIPE Region origin ASes present in the Internet Routing Table: 9957 RIPE Prefixes per ASN: 4.54 RIPE Region origin ASes announcing only one prefix: 5266 RIPE Region transit ASes present in the Internet Routing Table: 1597 Average RIPE Region AS path length visible: 3.6 Max RIPE Region AS path length visible: 25 Number of RIPE addresses announced to Internet: 322512960 Equivalent to 19 /8s, 57 /16s and 40 /24s Percentage of available RIPE address space announced: 80.1
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 40960-44031 RIPE Address Blocks 62/8, 77/8, 78/7, 80/5, 88/6, 92/7, 193/8, 194/7, 212/7 and 217/8
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 15532 Total LACNIC prefixes after maximum aggregation: 4291 LACNIC Deaggregation factor: 3.62 Prefixes being announced from the LACNIC address blocks: 13586 Unique aggregates announced from the LACNIC address blocks: 7680 LACNIC Region origin ASes present in the Internet Routing Table: 829 LACNIC Prefixes per ASN: 16.39 LACNIC Region origin ASes announcing only one prefix: 267 LACNIC Region transit ASes present in the Internet Routing Table: 145 Average LACNIC Region AS path length visible: 4.7 Max LACNIC Region AS path length visible: 31 Number of LACNIC addresses announced to Internet: 40882688 Equivalent to 2 /8s, 111 /16s and 210 /24s Percentage of available LACNIC address space announced: 60.9
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 189/8, 190/8, 200/7
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 2668 Total AfriNIC prefixes after maximum aggregation: 1063 AfriNIC Deaggregation factor: 2.51 Prefixes being announced from the AfriNIC address blocks: 2202 Unique aggregates announced from the AfriNIC address blocks: 1281 AfriNIC Region origin ASes present in the Internet Routing Table: 199 AfriNIC Prefixes per ASN: 11.07 AfriNIC Region origin ASes announcing only one prefix: 62 AfriNIC Region transit ASes present in the Internet Routing Table: 32 Average AfriNIC Region AS path length visible: 3.6 Max AfriNIC Region AS path length visible: 13 Number of AfriNIC addresses announced to Internet: 6368768 Equivalent to 0 /8s, 97 /16s and 46 /24s Percentage of available AfriNIC address space announced: 19.0
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 4134 1364 10954 288 CHINANET-BACKBONE 4755 1306 382 70 Videsh Sanchar Nigam Ltd. Aut 9583 1121 80 399 Sify Limited 9498 1004 533 70 BHARTI BT INTERNET LTD. 23577 927 34 795 Korea Telecom (ATM-MPLS) 4766 795 4930 317 Korea Telecom (KIX) 17488 738 48 58 Hathway IP Over Cable Interne 7545 700 150 112 TPG Internet Pty Ltd 1221 593 1951 437 Telstra Pty Ltd 18101 578 117 41 Reliance Infocom Ltd Internet 4812 528 913 95 China Telecom (Shanghai) 4668 512 68 10 LG-EDS Systems Inc. 17676 504 10935 65 Softbank BB Corp. 7474 488 218 267 SingTel Optus Pty Ltd 9443 472 122 78 Primus Telecommunications 9942 440 77 113 COMindico Australia 4802 412 105 150 Wantree Development 4808 386 686 131 CNCGROUP IP network: China169 9829 363 258 15 BSNL National Internet Backbo 17974 362 130 13 PT TELEKOMUNIKASI INDONESIA
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 2119 1121 995 550 Telenor Internet Access 702 502 1906 403 UUNET - Commercial IP service 5089 368 1658 53 NTL Group Limited 24863 360 56 40 LINKdotNET AS number 9116 321 168 25 Goldenlines main autonomous s 8551 314 311 49 Bezeq International 3301 312 1456 292 TeliaNet Sweden 3320 308 6034 255 Deutsche Telekom AG 6746 285 129 261 Dynamic Network Technologies, 680 264 2044 255 DFN-IP service G-WiN 8220 260 445 242 COLT Telecommunications 3215 255 2376 96 France Telecom Transpac 8708 251 420 240 Romania Data Systems S.A. 3352 224 1864 41 Ibernet, Internet Access Netw 3269 221 2775 73 TELECOM ITALIA 9121 210 1441 24 TTnet Autonomous System 1257 207 1195 172 SWIPnet Swedish IP Network 3292 194 1379 174 TDC Tele Danmark 3300 192 172 93 AUCS Communications Services 12479 191 578 6 Uni2 Autonomous System
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1468 10160 989 AT&T WorldNet Services 4323 1322 1021 375 Time Warner Telecom 2386 1215 633 755 AT&T Data Communications Serv 6478 1119 319 133 AT&T Worldnet Services 11492 1107 108 20 Cable One 6197 1026 717 508 BellSouth Network Solutions, 18566 1016 288 9 Covad Communications 174 966 6778 852 Cogent Communications 701 936 6562 713 UUNET Technologies, Inc. 7011 901 258 545 Citizens Utilities 1239 809 2734 582 Sprint 20115 803 737 431 Charter Communications 19262 765 2761 189 Verizon Global Networks 209 752 3877 597 Qwest 22773 748 2148 49 Cox Communications, Inc. 577 682 811 205 Bell Advanced Communications 5668 619 169 21 CenturyTel Internet Holdings, 852 586 1093 363 Telus Advanced Communications 855 575 254 73 Canadian Research Network 6198 568 614 261 BellSouth Network Solutions,
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1306 1236 Videsh Sanchar Nigam Ltd. Aut 11492 1107 1087 Cable One 4134 1364 1076 CHINANET-BACKBONE 18566 1016 1007 Covad Communications 6478 1119 986 AT&T Worldnet Services 4323 1322 947 Time Warner Telecom 9498 1004 934 BHARTI BT INTERNET LTD. 9583 1121 722 Sify Limited 22773 748 699 Cox Communications, Inc. 8151 894 688 UniNet S.A. de C.V. 17488 738 680 Hathway IP Over Cable Interne 5668 619 598 CenturyTel Internet Holdings, 7545 700 588 TPG Internet Pty Ltd 19262 765 576 Verizon Global Networks 2119 1121 571 Telenor Internet Access 18101 578 537 Reliance Infocom Ltd Internet 6517 568 532 Yipes Communications, Inc. 15270 562 525 PaeTec.net -a division of Pae 6197 1026 518 BellSouth Network Solutions, 19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 47588 UNALLOCATED 64.71.19.0/24 33544 WiLine Networks Inc. 47588 UNALLOCATED 64.71.29.0/24 33544 WiLine Networks Inc. 34074 UNALLOCATED 77.77.152.0/24 8390 Global One Communica 43346 UNALLOCATED 77.87.168.0/21 28906 CJSC "TransTelecom-N 43087 UNALLOCATED 77.95.88.0/21 12389 JSC Rostelecom 43185 UNALLOCATED 77.95.208.0/21 12779 ITGATE.Net 42864 UNALLOCATED 77.242.144.0/20 8928 Interoute Telecommun 43082 UNALLOCATED 77.246.160.0/20 174 Cogent Communication 43345 UNALLOCATED 78.40.40.0/24 702 UUNET - Commercial I 43328 UNALLOCATED 78.40.112.0/21 21448 Crosswired Mancheste 43391 UNALLOCATED 78.40.224.0/21 9121 TTnet Autonomous Sys 43203 UNALLOCATED 78.108.152.0/22 2819 KPNQwest Czechia AS 43314 UNALLOCATED 78.109.128.0/20 21127 JSC Zap-Sib TransTel 39389 UNALLOCATED 80.67.165.0/24 20766 The main Autonomous 43157 UNALLOCATED 83.143.224.0/21 174 Cogent Communication 24982 UNALLOCATED 85.112.68.0/24 39010 TerraNet sal 43378 UNALLOCATED 89.45.176.0/20 5606 KPNQwest Romania AS 43286 UNALLOCATED 91.149.120.0/22 3216 Teleross, Moscow, Ru 42883 UNALLOCATED 91.193.204.0/22 6849 JSC UKRTELECOM, 42976 UNALLOCATED 91.194.4.0/24 8551 Bezeq International 43050 UNALLOCATED 91.194.50.0/23 24995 MIK ISP, Kiev, Ukrai 39389 UNALLOCATED 91.194.60.0/23 20766 The main Autonomous 43103 UNALLOCATED 91.194.72.0/23 21219 Datacom Autonomous S 43144 UNALLOCATED 91.194.106.0/23 12831 TASK, PL-GDANSK 43285 UNALLOCATED 91.194.170.0/23 25577 C4L main AS 43290 UNALLOCATED 91.194.198.0/23 20751 max4eu.net InterNet- 43294 UNALLOCATED 91.194.200.0/23 33909 RIALNET Ltd. 43376 UNALLOCATED 91.194.234.0/23 39737 Net Vision Telecom S 43067 UNALLOCATED 91.196.80.0/22 31305 Kriviy Rih City netw 43103 UNALLOCATED 91.196.92.0/22 21219 Datacom Autonomous S 43319 UNALLOCATED 91.197.8.0/22 12452 VSTN AS 43359 UNALLOCATED 91.197.36.0/22 25441 Irish Broadband Inte 43164 UNALLOCATED 91.198.0.0/24 16016 VOLJATEL Autonomous 43194 UNALLOCATED 91.198.5.0/24 5486 Euronet Digital Comm 43187 UNALLOCATED 91.198.7.0/24 3340 DataNet Telecommunic 43212 UNALLOCATED 91.198.19.0/24 5606 KPNQwest Romania AS 38347 UNALLOCATED 116.212.160.0/21 9389 BEIJING SHENZHOU GRE 38347 UNALLOCATED 116.212.168.0/21 9389 BEIJING SHENZHOU GRE 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 64635 PRIVATE 148.147.0.0/16 18676 Avaya Inc. 64603 PRIVATE 155.184.0.0/16 18676 Avaya Inc. 65500 PRIVATE 192.239.84.0/24 10886 University of Maryla 42512 UNALLOCATED 193.110.76.0/22 13121 Navigator Online ISP 43028 UNALLOCATED 193.200.201.0/24 21016 LVRTC Autonomous Sys 43034 UNALLOCATED 193.200.207.0/24 9119 Softnet 35396 UNALLOCATED 193.247.0.0/19 6730 sunrise (TDC Switzer 64516 PRIVATE 194.50.62.0/24 39579 CHICAGO-METALLIC AS 43122 UNALLOCATED 194.110.128.0/24 8220 COLT Telecommunicati 42752 UNALLOCATED 194.110.150.0/24 9121 TTnet Autonomous Sys 42795 UNALLOCATED 194.110.245.0/24 174 Cogent Communication 64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In 64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In 64524 PRIVATE 194.149.116.64/28 6721 The Terminal Bar: In 64514 PRIVATE 194.149.116.176/28 6721 The Terminal Bar: In 41431 UNALLOCATED 194.246.85.0/24 12843 TelemaxX Autonomous 64532 PRIVATE 195.22.48.64/27 6721 The Terminal Bar: In 42591 UNALLOCATED 195.34.68.0/24 25233 Awalnet 64526 PRIVATE 195.47.13.96/28 6721 The Terminal Bar: In 64542 PRIVATE 195.47.24.112/28 6721 The Terminal Bar: In 64542 PRIVATE 195.47.24.128/27 6721 The Terminal Bar: In 64542 PRIVATE 195.47.25.192/27 6721 The Terminal Bar: In 64519 PRIVATE 195.47.33.160/27 6721 The Terminal Bar: In 64519 PRIVATE 195.47.33.192/28 6721 The Terminal Bar: In 64526 PRIVATE 195.47.39.128/26 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.128/26 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.128/25 6721 The Terminal Bar: In 64513 PRIVATE 195.47.40.192/26 6721 The Terminal Bar: In 64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In 64516 PRIVATE 195.47.88.128/25 6721 The Terminal Bar: In 64526 PRIVATE 195.47.100.0/25 6721 The Terminal Bar: In 65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In 39094 UNALLOCATED 195.66.64.0/24 12578 LATTELEKOM-APOLLO 64514 PRIVATE 195.144.99.0/26 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.64/27 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.96/28 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.112/28 6721 The Terminal Bar: In 64514 PRIVATE 195.144.99.128/25 6721 The Terminal Bar: In 65001 PRIVATE 195.250.120.0/23 8534 InfoSky - Informatik 65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw 65000 PRIVATE 199.133.62.0/24 10886 University of Maryla 65000 PRIVATE 199.133.63.0/24 10886 University of Maryla 24410 UNALLOCATED 203.119.28.0/24 4134 CHINANET-BACKBONE 24410 UNALLOCATED 203.119.30.0/24 4134 CHINANET-BACKBONE 64588 PRIVATE 207.107.179.0/24 2491 fONOROLA 64516 PRIVATE 209.43.37.0/24 7332 IQuest Internet 22895 UNALLOCATED 216.174.38.0/24 19094 Adelphia Business So 65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net 64512 PRIVATE 217.134.164.0/22 5428 Energis Communicatio 64512 PRIVATE 217.134.168.0/21 5428 Energis Communicatio 64512 PRIVATE 217.134.176.0/21 5428 Energis Communicatio 64512 PRIVATE 217.134.184.0/22 5428 Energis Communicatio 37956 UNALLOCATED 221.123.16.0/24 38440 Mobileclusters Ltd 37956 UNALLOCATED 221.123.17.0/24 38440 Mobileclusters Ltd 37956 UNALLOCATED 221.123.18.0/24 38440 Mobileclusters Ltd
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 192.0.2.0/24 812 Rogers WAVE
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 7.1.1.0/24 1239 Sprint 95.192.0.0/16 12654 RIPE NCC RIS Project 95.255.248.0/21 12654 RIPE NCC RIS Project 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 172.33.1.0/24 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 /10:15 /11:36 /12:130 /13:260 /14:470 /15:910 /16:9598 /17:4109 /18:6596 /19:13897 /20:16348 /21:14754 /22:19282 /23:20324 /24:120326 /25:1038 /26:1346 /27:572 /28:262 /29:188 /30:297 /31:9 /32:97
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6478 1118 1119 AT&T Worldnet Services 11492 1098 1107 Cable One 2119 1005 1121 Telenor Internet Access 18566 998 1016 Covad Communications 9583 963 1121 Sify Limited 23577 918 927 Korea Telecom (ATM-MPLS) 2386 909 1215 AT&T Data Communications Serv 7018 801 1468 AT&T WorldNet Services 7011 799 901 Citizens Utilities 6197 780 1026 BellSouth Network Solutions, 4755 697 1306 Videsh Sanchar Nigam Ltd. Aut 9498 673 1004 BHARTI BT INTERNET LTD. 4766 593 795 Korea Telecom (KIX) 19916 563 568 OLM LLC 17488 561 738 Hathway IP Over Cable Interne 4323 554 1322 Time Warner Telecom 6517 534 568 Yipes Communications, Inc. 15270 527 562 PaeTec.net -a division of Pae 4668 502 512 LG-EDS Systems Inc. 18101 490 578 Reliance Infocom Ltd Internet
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 7:1 8:83 9:1 12:1830 15:19 16:3 17:3 18:12 20:37 24:949 25:1 32:167 33:3 38:336 40:60 41:221 43:6 44:2 47:4 52:4 55:3 56:3 57:50 58:473 59:383 60:348 61:1009 62:946 63:1993 64:3169 65:2432 66:3334 67:761 68:630 69:1935 70:450 71:114 72:1365 73:2 74:585 75:294 76:83 77:261 78:23 80:813 81:829 82:707 83:384 84:537 85:842 86:328 87:460 88:275 89:913 90:12 91:424 97:6 98:3 116:265 117:82 121:252 122:586 123:132 124:884 125:962 128:291 129:213 130:140 131:363 132:54 133:9 134:193 135:38 136:177 137:85 138:156 139:122 140:490 141:172 142:396 143:254 144:287 145:45 146:326 147:121 148:401 149:144 150:112 151:160 152:87 153:123 154:3 155:257 156:157 157:214 158:158 159:170 160:105 161:97 162:209 163:182 164:470 165:396 166:286 167:290 168:507 169:118 170:406 171:23 172:1 189:64 190:759 192:5805 193:3917 194:3191 195:2298 196:1012 198:3883 199:3290 200:4863 201:1104 202:7482 203:7617 204:3981 205:2011 206:2471 207:2899 208:2749 209:3525 210:2437 211:1010 212:1247 213:1530 214:410 215:40 216:3991 217:1160 218:378 219:392 220:1025 221:419 222:266
End of report
-
Routing Analysis Role Account