Keyboard Shortcuts
Thread View
j: Next unread messagek: Previous unread messagej a: Jump to all threadsj l: Jump to MailingList overview
Routing Table Report 00:00 GMT Tue 09 Oct, 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/2007/10/09
Analysis Summary ----------------
BGP routing table entries examined: 240569 Prefixes after maximum aggregation: 122179 Deaggregation factor: 1.97 Unique aggregates announced to Internet: 113959 Total ASes present in the Internet Routing Table: 26458 Prefixes per ASN: 9.09 Origin-only ASes present in the Internet Routing Table: 22867 Origin ASes announcing only one prefix: 11171 Transit ASes present in the Internet Routing Table: 3591 Transit-only ASes present in the Internet Routing Table: 90 Average AS path length visible in the Internet Routing Table: 3.9 Max AS path length visible: 29 Max AS path prepend of ASN (23775) 25 Prefixes from unregistered ASNs in the Routing Table: 53 Unregistered ASNs in the Routing Table: 18 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1788410988 Equivalent to 106 /8s, 152 /16s and 252 /24s Percentage of available address space announced: 48.3 Percentage of allocated address space announced: 62.4 Percentage of available address space allocated: 77.3 Total number of prefixes smaller than registry allocations: 111442
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 58147 Total APNIC prefixes after maximum aggregation: 21260 APNIC Deaggregation factor: 2.74 Prefixes being announced from the APNIC address blocks: 54975 Unique aggregates announced from the APNIC address blocks: 22926 APNIC Region origin ASes present in the Internet Routing Table: 3076 APNIC Prefixes per ASN: 17.87 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: 4.5 Max APNIC Region AS path length visible: 29 Number of APNIC addresses announced to Internet: 321012436 Equivalent to 19 /8s, 34 /16s and 66 /24s Percentage of available APNIC address space announced: 79.5
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: 112178 Total ARIN prefixes after maximum aggregation: 63779 ARIN Deaggregation factor: 1.76 Prefixes being announced from the ARIN address blocks: 82561 Unique aggregates announced from the ARIN address blocks: 32182 ARIN Region origin ASes present in the Internet Routing Table: 11876 ARIN Prefixes per ASN: 6.95 ARIN Region origin ASes announcing only one prefix: 4549 ARIN Region transit ASes present in the Internet Routing Table: 1156 Average ARIN Region AS path length visible: 3.5 Max ARIN Region AS path length visible: 22 Number of ARIN addresses announced to Internet: 347108896 Equivalent to 20 /8s, 176 /16s and 118 /24s Percentage of available ARIN address space announced: 76.6
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: 50155 Total RIPE prefixes after maximum aggregation: 31546 RIPE Deaggregation factor: 1.59 Prefixes being announced from the RIPE address blocks: 46596 Unique aggregates announced from the RIPE address blocks: 30099 RIPE Region origin ASes present in the Internet Routing Table: 10335 RIPE Prefixes per ASN: 4.51 RIPE Region origin ASes announcing only one prefix: 5465 RIPE Region transit ASes present in the Internet Routing Table: 1702 Average RIPE Region AS path length visible: 3.8 Max RIPE Region AS path length visible: 26 Number of RIPE addresses announced to Internet: 328020800 Equivalent to 19 /8s, 141 /16s and 51 /24s Percentage of available RIPE address space announced: 75.2
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: 17247 Total LACNIC prefixes after maximum aggregation: 4517 LACNIC Deaggregation factor: 3.82 Prefixes being announced from the LACNIC address blocks: 15262 Unique aggregates announced from the LACNIC address blocks: 8490 LACNIC Region origin ASes present in the Internet Routing Table: 873 LACNIC Prefixes per ASN: 17.48 LACNIC Region origin ASes announcing only one prefix: 279 LACNIC Region transit ASes present in the Internet Routing Table: 150 Average LACNIC Region AS path length visible: 4.8 Max LACNIC Region AS path length visible: 28 Number of LACNIC addresses announced to Internet: 44053504 Equivalent to 2 /8s, 160 /16s and 52 /24s Percentage of available LACNIC address space announced: 43.8
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: 2781 Total AfriNIC prefixes after maximum aggregation: 1061 AfriNIC Deaggregation factor: 2.62 Prefixes being announced from the AfriNIC address blocks: 2368 Unique aggregates announced from the AfriNIC address blocks: 1374 AfriNIC Region origin ASes present in the Internet Routing Table: 207 AfriNIC Prefixes per ASN: 11.44 AfriNIC Region origin ASes announcing only one prefix: 68 AfriNIC Region transit ASes present in the Internet Routing Table: 36 Average AfriNIC Region AS path length visible: 3.7 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 7508992 Equivalent to 0 /8s, 114 /16s and 148 /24s Percentage of available AfriNIC address space announced: 22.4
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 4538 2747 2974 36 China Education and Research 4755 1418 383 67 Videsh Sanchar Nigam Ltd. Aut 9583 1113 80 425 Sify Limited 4134 1097 11500 298 CHINANET-BACKBONE 9498 1003 533 66 BHARTI BT INTERNET LTD. 23577 929 34 795 Korea Telecom (ATM-MPLS) 17488 824 53 65 Hathway IP Over Cable Interne 4766 811 5442 321 Korea Telecom (KIX) 7545 737 159 118 TPG Internet Pty Ltd 18101 603 119 50 Reliance Infocom Ltd Internet 1221 590 1950 435 Telstra Pty Ltd 4802 575 132 144 Wantree Development 4812 548 974 94 China Telecom (Shanghai) 9829 531 1313 10 BSNL National Internet Backbo 4668 517 68 10 LG-EDS Systems Inc. 17676 502 10903 63 Softbank BB Corp. 4808 489 789 117 CNCGROUP IP network: China169 9443 466 122 77 Primus Telecommunications 7474 457 218 269 SingTel Optus Pty Ltd 9942 420 74 110 COMindico Australia
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 473 1904 386 UUNET - Commercial IP service 24863 370 57 36 LINKdotNET AS number 8551 350 334 33 Bezeq International 9116 339 168 27 Goldenlines main autonomous s 3301 316 1441 293 TeliaNet Sweden 3320 313 6035 260 Deutsche Telekom AG 6746 292 131 268 Dynamic Network Technologies, 1273 273 306 104 Cable & Wireless Deutschland 680 269 2045 257 DFN-IP service G-WiN 8708 263 421 242 Romania Data Systems S.A. 8866 263 62 22 Bulgarian Telecommunication C 3215 262 2480 100 France Telecom Transpac 8220 258 444 239 COLT Telecommunications 5089 236 1658 54 NTL Group Limited 3352 231 1898 40 Ibernet, Internet Access Netw 3269 223 2839 73 TELECOM ITALIA 9121 216 1442 25 TTnet Autonomous System 3300 206 171 97 AUCS Communications Services 1257 205 1195 169 SWIPnet Swedish IP Network 3292 195 1380 177 TDC Tele Danmark
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1479 10234 986 AT&T WorldNet Services 4323 1402 1007 363 Time Warner Telecom 2386 1230 621 752 AT&T Data Communications Serv 11492 1158 114 14 Cable One 6478 1124 329 140 AT&T Worldnet Services 6197 1032 718 508 BellSouth Network Solutions, 18566 1028 288 9 Covad Communications 174 970 6779 845 Cogent Communications 7011 957 289 554 Citizens Utilities 701 872 6573 678 UUNET Technologies, Inc. 20115 833 763 452 Charter Communications 1239 801 2720 561 Sprint 22773 795 2133 54 Cox Communications, Inc. 19262 779 2812 182 Verizon Global Networks 209 727 3826 576 Qwest 577 712 845 203 Bell Advanced Communications 3356 679 10820 369 Level 3 Communications, LLC 5668 646 176 23 CenturyTel Internet Holdings, 852 593 1093 359 Telus Advanced Communications 6517 588 165 36 Yipes Communications, Inc.
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4755 1418 1351 Videsh Sanchar Nigam Ltd. Aut 11492 1158 1144 Cable One 4323 1402 1039 Time Warner Telecom 18566 1028 1019 Covad Communications 6478 1124 984 AT&T Worldnet Services 9498 1003 937 BHARTI BT INTERNET LTD. 8151 1048 836 UniNet S.A. de C.V. 4134 1097 799 CHINANET-BACKBONE 17488 824 759 Hathway IP Over Cable Interne 22773 795 741 Cox Communications, Inc. 9583 1113 688 Sify Limited 5668 646 623 CenturyTel Internet Holdings, 7545 737 619 TPG Internet Pty Ltd 19262 779 597 Verizon Global Networks 18101 603 553 Reliance Infocom Ltd Internet 6517 588 552 Yipes Communications, Inc. 15270 581 542 PaeTec.net -a division of Pae 6197 1032 524 BellSouth Network Solutions, 9829 531 521 BSNL National Internet Backbo 19916 568 517 OLM LLC
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 64250 RESERVED 59.144.44.0/24 9498 BHARTI BT INTERNET L 65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans 64250 RESERVED 122.167.64.0/19 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.96.0/20 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.112.0/21 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.176.0/21 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.188.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.192.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.196.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.200.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.204.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.208.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.212.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.216.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.220.0/22 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.240.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.242.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.244.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.167.246.0/23 9498 BHARTI BT INTERNET L 64250 RESERVED 122.171.0.0/24 9498 BHARTI BT INTERNET L 64250 RESERVED 122.171.1.0/24 9498 BHARTI BT INTERNET L 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 65016 PRIVATE 155.248.0.0/16 5483 Hungarian Telecom 65500 PRIVATE 192.239.84.0/24 10886 University of Maryla 65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans 64513 PRIVATE 194.149.101.192/28 6721 The Terminal Bar: In 64527 PRIVATE 194.149.115.64/28 6721 The Terminal Bar: In 64532 PRIVATE 195.22.48.64/27 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 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 65000 PRIVATE 195.47.102.0/25 6721 The Terminal Bar: In 65517 PRIVATE 198.32.176.0/24 293 Energy Sciences Netw 65002 PRIVATE 198.128.4.0/24 292 Energy Sciences Netw 65001 PRIVATE 198.128.15.96/27 293 Energy Sciences Netw 65002 PRIVATE 198.129.33.36/32 292 Energy Sciences Netw 65001 PRIVATE 198.129.44.28/32 293 Energy Sciences Netw 65002 PRIVATE 198.129.224.96/29 292 Energy Sciences Netw 65002 PRIVATE 198.129.252.32/30 292 Energy Sciences Netw 65002 PRIVATE 198.129.252.112/30 292 Energy Sciences Netw 65002 PRIVATE 198.129.252.116/30 292 Energy Sciences Netw 65002 PRIVATE 198.129.252.120/30 292 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 65000 PRIVATE 216.136.11.0/24 27182 Peregrine Capital Ma 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
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 192.0.2.0/24 2854 RoSprint AS (Global One Russi 192.168.253.0/24 4323 Time Warner Telecom
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 101.13.13.0/24 8764 LIETUVOS-TELEKOMAS Autonomous 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 172.11.12.0/24 1803 SPRINT 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 /8:19 /9:9 /10:16 /11:36 /12:135 /13:270 /14:481 /15:945 /16:9755 /17:4199 /18:6786 /19:14608 /20:17559 /21:15665 /22:20060 /23:20948 /24:125639 /25:880 /26:1134 /27:626 /28:264 /29:193 /30:265 /31:0 /32:77
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1150 1158 Cable One 6478 1123 1124 AT&T Worldnet Services 18566 1010 1028 Covad Communications 9583 957 1113 Sify Limited 4538 922 2747 China Education and Research 23577 920 929 Korea Telecom (ATM-MPLS) 2386 919 1230 AT&T Data Communications Serv 7011 844 957 Citizens Utilities 7018 814 1479 AT&T WorldNet Services 4755 786 1418 Videsh Sanchar Nigam Ltd. Aut 6197 776 1032 BellSouth Network Solutions, 9498 688 1003 BHARTI BT INTERNET LTD. 17488 643 824 Hathway IP Over Cable Interne 4766 609 811 Korea Telecom (KIX) 4323 596 1402 Time Warner Telecom 19916 563 568 OLM LLC 15270 544 581 PaeTec.net -a division of Pae 6517 543 588 Yipes Communications, Inc. 5668 509 646 CenturyTel Internet Holdings, 4668 507 517 LG-EDS Systems Inc.
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 8:91 12:1807 13:1 15:20 16:3 17:4 18:13 20:36 24:1002 25:1 32:177 33:3 38:351 40:61 41:322 43:6 44:2 47:4 52:4 55:3 56:3 57:42 58:496 59:417 60:375 61:997 62:965 63:2000 64:3295 65:2424 66:3564 67:841 68:681 69:1996 70:473 71:124 72:1425 73:5 74:709 75:307 76:142 77:388 78:217 79:3 80:859 81:804 82:594 83:375 84:626 85:830 86:347 87:572 88:287 89:1017 90:37 91:608 97:6 98:4 101:1 116:375 117:194 118:38 121:308 122:613 123:196 124:687 125:1027 128:272 129:202 130:138 131:366 132:60 133:9 134:195 135:34 136:188 137:82 138:156 139:105 140:514 141:174 142:380 143:253 144:314 145:46 146:335 147:125 148:496 149:187 150:113 151:156 152:91 153:121 154:12 155:257 156:161 157:222 158:160 159:200 160:136 161:101 162:173 163:182 164:497 165:397 166:303 167:303 168:496 169:124 170:399 171:22 172:3 189:94 190:1115 192:5780 193:3987 194:3282 195:2579 196:1020 198:3892 199:3235 200:5237 201:1225 202:7803 203:7947 204:3992 205:2031 206:2488 207:2886 208:2889 209:3504 210:2763 211:1216 212:1362 213:1494 214:419 215:45 216:4092 217:1215 218:388 219:451 220:1012 221:417 222:306
End of report
Activity Summary
- 5907 days inactive
- 5907 days old
- bgp-stats@lists.apnic.net
- 1 participants
- 0 comments