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 Sat 03 Nov, 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/2007/11/03
Analysis Summary ----------------
BGP routing table entries examined: 244600 Prefixes after maximum aggregation: 122811 Deaggregation factor: 1.99 Unique aggregates announced to Internet: 114498 Total ASes present in the Internet Routing Table: 26690 Prefixes per ASN: 9.16 Origin-only ASes present in the Internet Routing Table: 23147 Origin ASes announcing only one prefix: 11295 Transit ASes present in the Internet Routing Table: 3543 Transit-only ASes present in the Internet Routing Table: 82 Average AS path length visible in the Internet Routing Table: 3.8 Max AS path length visible: 22 Max AS path prepend of ASN (35389) 18 Prefixes from unregistered ASNs in the Routing Table: 39 Unregistered ASNs in the Routing Table: 19 Prefixes from 32-bit ASNs in the Routing Table: 9 Special use prefixes present in the Routing Table: 3 Prefixes being announced from unallocated address space: 12 Number of addresses announced to Internet: 1789154468 Equivalent to 106 /8s, 164 /16s and 84 /24s Percentage of available address space announced: 48.3 Percentage of allocated address space announced: 61.7 Percentage of available address space allocated: 78.2 Total number of prefixes smaller than registry allocations: 114391
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 59254 Total APNIC prefixes after maximum aggregation: 20949 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 56047 Unique aggregates announced from the APNIC address blocks: 22070 APNIC Region origin ASes present in the Internet Routing Table: 3086 APNIC Prefixes per ASN: 18.16 APNIC Region origin ASes announcing only one prefix: 797 APNIC Region transit ASes present in the Internet Routing Table: 475 Average APNIC Region AS path length visible: 4.1 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 324027572 Equivalent to 19 /8s, 80 /16s and 68 /24s Percentage of available APNIC address space announced: 74.1
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: 113479 Total ARIN prefixes after maximum aggregation: 64210 ARIN Deaggregation factor: 1.77 Prefixes being announced from the ARIN address blocks: 83846 Unique aggregates announced from the ARIN address blocks: 32618 ARIN Region origin ASes present in the Internet Routing Table: 11968 ARIN Prefixes per ASN: 7.01 ARIN Region origin ASes announcing only one prefix: 4610 ARIN Region transit ASes present in the Internet Routing Table: 1160 Average ARIN Region AS path length visible: 3.4 Max ARIN Region AS path length visible: 16 Number of ARIN addresses announced to Internet: 352162976 Equivalent to 20 /8s, 253 /16s and 148 /24s Percentage of available ARIN address space announced: 77.7
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: 50464 Total RIPE prefixes after maximum aggregation: 31929 RIPE Deaggregation factor: 1.58 Prefixes being announced from the RIPE address blocks: 47381 Unique aggregates announced from the RIPE address blocks: 30585 RIPE Region origin ASes present in the Internet Routing Table: 10470 RIPE Prefixes per ASN: 4.53 RIPE Region origin ASes announcing only one prefix: 5543 RIPE Region transit ASes present in the Internet Routing Table: 1668 Average RIPE Region AS path length visible: 4.1 Max RIPE Region AS path length visible: 22 Number of RIPE addresses announced to Internet: 335705120 Equivalent to 20 /8s, 2 /16s and 116 /24s Percentage of available RIPE address space announced: 77.0
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: 17997 Total LACNIC prefixes after maximum aggregation: 4600 LACNIC Deaggregation factor: 3.91 Prefixes being announced from the LACNIC address blocks: 15713 Unique aggregates announced from the LACNIC address blocks: 8740 LACNIC Region origin ASes present in the Internet Routing Table: 870 LACNIC Prefixes per ASN: 18.06 LACNIC Region origin ASes announcing only one prefix: 274 LACNIC Region transit ASes present in the Internet Routing Table: 155 Average LACNIC Region AS path length visible: 4.5 Max LACNIC Region AS path length visible: 19 Number of LACNIC addresses announced to Internet: 45857792 Equivalent to 2 /8s, 187 /16s and 188 /24s Percentage of available LACNIC address space announced: 45.6
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: 3358 Total AfriNIC prefixes after maximum aggregation: 1105 AfriNIC Deaggregation factor: 3.04 Prefixes being announced from the AfriNIC address blocks: 2451 Unique aggregates announced from the AfriNIC address blocks: 1404 AfriNIC Region origin ASes present in the Internet Routing Table: 213 AfriNIC Prefixes per ASN: 11.51 AfriNIC Region origin ASes announcing only one prefix: 71 AfriNIC Region transit ASes present in the Internet Routing Table: 38 Average AfriNIC Region AS path length visible: 3.8 Max AfriNIC Region AS path length visible: 14 Number of AfriNIC addresses announced to Internet: 7633920 Equivalent to 0 /8s, 116 /16s and 124 /24s Percentage of available AfriNIC address space announced: 22.8
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 2773 2974 36 China Education and Research 4134 1722 11560 302 CHINANET-BACKBONE 4755 1435 383 67 Videsh Sanchar Nigam Ltd. Aut 9583 1107 108 15 Sify Limited 9498 1036 549 64 BHARTI BT INTERNET LTD. 23577 907 34 785 Korea Telecom (ATM-MPLS) 17488 874 57 69 Hathway IP Over Cable Interne 4766 815 5473 327 Korea Telecom (KIX) 7545 724 159 122 TPG Internet Pty Ltd 18101 609 119 53 Reliance Infocom Ltd Internet 1221 593 1951 437 Telstra Pty Ltd 9829 530 1312 9 BSNL National Internet Backbo 4812 524 866 77 China Telecom (Shanghai) 4668 520 68 10 LG-EDS Systems Inc. 17676 504 10919 64 Softbank BB Corp. 4808 497 794 120 CNCGROUP IP network: China169 4802 486 133 140 Wantree Development 7474 456 202 267 SingTel Optus Pty Ltd 9443 442 121 73 Primus Telecommunications 9942 424 76 113 COMindico Australia
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 702 468 1901 382 UUNET - Commercial IP service 8551 349 334 33 Bezeq International 9116 334 168 28 Goldenlines main autonomous s 3320 317 6036 263 Deutsche Telekom AG 3301 316 1441 293 TeliaNet Sweden 1273 283 307 107 Cable & Wireless Deutschland 6746 273 129 251 Dynamic Network Technologies, 8708 273 421 244 Romania Data Systems S.A. 680 268 2045 254 DFN-IP service G-WiN 8866 268 62 25 Bulgarian Telecommunication C 3215 263 2503 98 France Telecom Transpac 8220 252 443 234 COLT Telecommunications 8452 245 188 7 TEDATA 5089 236 1658 54 NTL Group Limited 3352 235 1932 41 Ibernet, Internet Access Netw 3269 227 2934 74 TELECOM ITALIA 3300 222 172 98 AUCS Communications Services 9121 213 1442 25 TTnet Autonomous System 1257 205 1178 175 SWIPnet Swedish IP Network 3246 196 257 184 Song Networks
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7018 1521 10219 1016 AT&T WorldNet Services 4323 1361 1012 361 Time Warner Telecom 2386 1251 630 762 AT&T Data Communications Serv 11492 1162 119 49 Cable One 6478 1121 329 184 AT&T Worldnet Services 6197 1029 718 508 BellSouth Network Solutions, 18566 1029 288 9 Covad Communications 7011 979 290 562 Citizens Utilities 174 968 6817 832 Cogent Communications 577 934 844 211 Bell Advanced Communications 701 889 6566 696 UUNET Technologies, Inc. 20115 845 772 458 Charter Communications 3561 808 2341 376 Savvis 22773 802 2133 54 Cox Communications, Inc. 19262 795 2845 180 Verizon Global Networks 3356 783 10853 400 Level 3 Communications, LLC 1239 776 2680 541 Sprint 209 703 3757 546 Qwest 5668 663 176 17 CenturyTel Internet Holdings, 15270 607 161 40 PaeTec.net -a division of Pae
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4134 1722 1420 CHINANET-BACKBONE 4755 1435 1368 Videsh Sanchar Nigam Ltd. Aut 11492 1162 1113 Cable One 9583 1107 1092 Sify Limited 18566 1029 1020 Covad Communications 4323 1361 1000 Time Warner Telecom 9498 1036 972 BHARTI BT INTERNET LTD. 6478 1121 937 AT&T Worldnet Services 8151 1130 921 UniNet S.A. de C.V. 17488 874 805 Hathway IP Over Cable Interne 22773 802 748 Cox Communications, Inc. 577 934 723 Bell Advanced Communications 5668 663 646 CenturyTel Internet Holdings, 19262 795 615 Verizon Global Networks 7545 724 602 TPG Internet Pty Ltd 15270 607 567 PaeTec.net -a division of Pae 18101 609 556 Reliance Infocom Ltd Internet 6517 586 552 Yipes Communications, Inc. 19916 569 522 OLM LLC 6197 1029 521 BellSouth Network Solutions,
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 65075 PRIVATE 65.127.220.0/23 10886 University of Maryla 65500 PRIVATE 68.87.20.0/24 36733 Comcast Cable Commun 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 65100 PRIVATE 80.10.250.0/24 3215 France Telecom Trans 65100 PRIVATE 129.6.112.0/24 10886 University of Maryla 65500 PRIVATE 192.239.84.0/24 10886 University of Maryla 65100 PRIVATE 193.253.152.0/24 3215 France Telecom Trans 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 64540 PRIVATE 195.47.75.48/28 6721 The Terminal Bar: In 64540 PRIVATE 195.47.75.64/28 6721 The Terminal Bar: In 64516 PRIVATE 195.47.88.128/25 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 65001 PRIVATE 216.240.208.0/20 6325 Illinois Century Net 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 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 172.31.46.0/24 38416 KRNIC 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 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 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 /11:39 /12:136 /13:276 /14:489 /15:962 /16:9821 /17:4286 /18:6878 /19:15014 /20:17769 /21:15974 /22:20609 /23:21398 /24:127283 /25:937 /26:1132 /27:618 /28:282 /29:236 /30:345 /31:0 /32:73
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 11492 1153 1162 Cable One 6478 1120 1121 AT&T Worldnet Services 18566 1011 1029 Covad Communications 9583 945 1107 Sify Limited 2386 941 1251 AT&T Data Communications Serv 4538 932 2773 China Education and Research 23577 898 907 Korea Telecom (ATM-MPLS) 7011 866 979 Citizens Utilities 7018 839 1521 AT&T WorldNet Services 4755 818 1435 Videsh Sanchar Nigam Ltd. Aut 6197 773 1029 BellSouth Network Solutions, 9498 721 1036 BHARTI BT INTERNET LTD. 577 693 934 Bell Advanced Communications 17488 689 874 Hathway IP Over Cable Interne 4766 606 815 Korea Telecom (KIX) 4323 574 1361 Time Warner Telecom 15270 569 607 PaeTec.net -a division of Pae 19916 564 569 OLM LLC 4134 544 1722 CHINANET-BACKBONE 6517 541 586 Yipes Communications, Inc.
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:9 8:90 12:1816 13:1 15:19 16:3 17:6 18:13 20:35 24:1028 32:174 33:3 38:358 40:64 41:382 43:6 44:2 47:8 52:3 55:3 56:3 57:43 58:515 59:428 60:385 61:1036 62:993 63:2003 64:3389 65:2434 66:3650 67:857 68:692 69:2011 70:481 71:120 72:1422 73:8 74:750 75:320 76:160 77:416 78:265 79:10 80:872 81:829 82:598 83:358 84:646 85:817 86:413 87:586 88:283 89:1019 90:38 91:717 92:5 96:1 97:6 98:12 116:423 117:209 118:42 121:338 122:637 123:205 124:703 125:1116 128:307 129:196 130:139 131:368 132:60 133:9 134:194 135:34 136:189 137:86 138:156 139:105 140:515 141:145 142:372 143:256 144:316 145:46 146:326 147:130 148:530 149:186 150:169 151:137 152:94 153:121 154:12 155:261 156:164 157:225 158:159 159:193 160:141 161:100 162:190 163:183 164:505 165:400 166:302 167:308 168:514 169:128 170:415 171:22 172:6 189:103 190:1209 192:5751 193:4023 194:3284 195:2553 196:994 198:3873 199:3226 200:5248 201:1235 202:7912 203:7864 204:3991 205:1999 206:2444 207:2828 208:2946 209:3640 210:2821 211:1205 212:1328 213:1545 214:430 215:43 216:4185 217:1213 218:428 219:454 220:1016 221:442 222:349
End of report
Activity Summary
- 5810 days inactive
- 5810 days old
- bgp-stats@lists.apnic.net
- 1 participants
- 0 comments