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 Sun 17 Aug, 2008
NB: RouteViews data includes iBGP information from some ASNs. Treat the information provided below appropriately.
Report Website: http://thyme.apnic.net Detailed Analysis: http://thyme.apnic.net/rviews/
Analysis Summary ----------------
BGP routing table entries examined: 272964 Prefixes after maximum aggregation: 130953 Deaggregation factor: 2.08 Unique aggregates announced to Internet: 129189 Total ASes present in the Internet Routing Table: 28985 Prefixes per ASN: 9.42 Origin-only ASes present in the Internet Routing Table: 25133 Origin ASes announcing only one prefix: 12201 Transit ASes present in the Internet Routing Table: 3852 Transit-only ASes present in the Internet Routing Table: 91 Average AS path length visible in the Internet Routing Table: 4.8 Max AS path length visible: 30 Max AS path prepend of ASN (17957) 20 Prefixes from unregistered ASNs in the Routing Table: 625 Unregistered ASNs in the Routing Table: 242 Number of 32-bit ASNs allocated by the RIRs: 57 Prefixes from 32-bit ASNs in the Routing Table: 7 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 825 Number of addresses announced to Internet: 1910164380 Equivalent to 113 /8s, 218 /16s and 203 /24s Percentage of available address space announced: 51.5 Percentage of allocated address space announced: 62.6 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 73.2 Total number of prefixes smaller than registry allocations: 135180
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 64119 Total APNIC prefixes after maximum aggregation: 22643 APNIC Deaggregation factor: 2.83 Prefixes being announced from the APNIC address blocks: 61211 Unique aggregates announced from the APNIC address blocks: 25858 APNIC Region origin ASes present in the Internet Routing Table: 3333 APNIC Prefixes per ASN: 18.37 APNIC Region origin ASes announcing only one prefix: 892 APNIC Region transit ASes present in the Internet Routing Table: 535 Average APNIC Region AS path length visible: 4.8 Max APNIC Region AS path length visible: 24 Number of APNIC addresses announced to Internet: 371837344 Equivalent to 22 /8s, 41 /16s and 201 /24s Percentage of available APNIC address space announced: 79.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079 APNIC Address Blocks 58/8, 59/8, 60/8, 61/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,
ARIN Region Analysis Summary ----------------------------
Prefixes being announced by ARIN Region ASes: 122981 Total ARIN prefixes after maximum aggregation: 66488 ARIN Deaggregation factor: 1.85 Prefixes being announced from the ARIN address blocks: 91383 Unique aggregates announced from the ARIN address blocks: 34858 ARIN Region origin ASes present in the Internet Routing Table: 12382 ARIN Prefixes per ASN: 7.38 ARIN Region origin ASes announcing only one prefix: 4760 ARIN Region transit ASes present in the Internet Routing Table: 1224 Average ARIN Region AS path length visible: 4.2 Max ARIN Region AS path length visible: 23 Number of ARIN addresses announced to Internet: 362102529 Equivalent to 21 /8s, 149 /16s and 63 /24s Percentage of available ARIN address space announced: 74.4
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, 46080-47103 ARIN Address Blocks 24/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 173/8, 174/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 216/8,
RIPE Region Analysis Summary ----------------------------
Prefixes being announced by RIPE Region ASes: 57979 Total RIPE prefixes after maximum aggregation: 34848 RIPE Deaggregation factor: 1.66 Prefixes being announced from the RIPE address blocks: 53395 Unique aggregates announced from the RIPE address blocks: 35192 RIPE Region origin ASes present in the Internet Routing Table: 11738 RIPE Prefixes per ASN: 4.55 RIPE Region origin ASes announcing only one prefix: 6155 RIPE Region transit ASes present in the Internet Routing Table: 1814 Average RIPE Region AS path length visible: 5.2 Max RIPE Region AS path length visible: 21 Number of RIPE addresses announced to Internet: 369091296 Equivalent to 21 /8s, 255 /16s and 226 /24s Percentage of available RIPE address space announced: 84.6
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, 47104-48127 RIPE Address Blocks 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary ------------------------------
Prefixes being announced by LACNIC Region ASes: 23269 Total LACNIC prefixes after maximum aggregation: 5261 LACNIC Deaggregation factor: 4.42 Prefixes being announced from the LACNIC address blocks: 21529 Unique aggregates announced from the LACNIC address blocks: 10719 LACNIC Region origin ASes present in the Internet Routing Table: 980 LACNIC Prefixes per ASN: 21.97 LACNIC Region origin ASes announcing only one prefix: 315 LACNIC Region transit ASes present in the Internet Routing Table: 166 Average LACNIC Region AS path length visible: 6.3 Max LACNIC Region AS path length visible: 30 Number of LACNIC addresses announced to Internet: 54389268 Equivalent to 3 /8s, 61 /16s and 234 /24s Percentage of available LACNIC address space announced: 54.0
LACNIC AS Blocks 26592-26623, 27648-28671, plus ERX transfers LACNIC Address Blocks 186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
AfriNIC Region Analysis Summary -------------------------------
Prefixes being announced by AfriNIC Region ASes: 3991 Total AfriNIC prefixes after maximum aggregation: 1234 AfriNIC Deaggregation factor: 3.23 Prefixes being announced from the AfriNIC address blocks: 4336 Unique aggregates announced from the AfriNIC address blocks: 1914 AfriNIC Region origin ASes present in the Internet Routing Table: 250 AfriNIC Prefixes per ASN: 17.34 AfriNIC Region origin ASes announcing only one prefix: 79 AfriNIC Region transit ASes present in the Internet Routing Table: 49 Average AfriNIC Region AS path length visible: 4.6 Max AfriNIC Region AS path length visible: 20 Number of AfriNIC addresses announced to Internet: 12728576 Equivalent to 0 /8s, 194 /16s and 57 /24s Percentage of available AfriNIC address space announced: 37.9
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 3294 3134 41 China Education and Research 4755 1698 578 91 Videsh Sanchar Nigam Ltd. Aut 17488 1302 89 99 Hathway IP Over Cable Interne 9583 1167 92 495 Sify Limited 4134 849 13523 339 CHINANET-BACKBONE 4766 829 6390 352 Korea Telecom (KIX) 23577 826 33 731 Korea Telecom (ATM-MPLS) 4780 720 353 61 Digital United Inc. 18101 692 167 33 Reliance Infocom Ltd Internet 9498 676 291 55 BHARTI BT INTERNET LTD.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 6389 3198 3358 208 bellsouth.net, inc. 6298 2004 323 731 Cox Communicatons 1785 1646 710 156 AppliedTheory Corporation 2386 1559 692 898 AT&T Data Communications Serv 4323 1492 1078 379 Time Warner Telecom 3549 1444 539 211 Global Crossing 7018 1416 9903 983 AT&T WorldNet Services 1803 1262 7 1000 SPRINT 11492 1214 151 22 Cable One 20115 1113 1080 573 Charter Communications
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary ---------------------------------------
ASN No of nets /20 equiv MaxAgg Description 3292 417 1776 372 TDC Tele Danmark 3215 395 2756 106 France Telecom Transpac 8452 357 188 11 TEDATA 3301 332 1444 303 TeliaNet Sweden 3320 322 7047 270 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 5462 307 666 27 Telewest Broadband 8551 289 270 39 Bezeq International 1257 278 1131 203 SWIPnet Swedish IP Network 680 274 2047 264 DFN-IP service G-WiN
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary -----------------------------------------
ASN No of nets /20 equiv MaxAgg Description 7303 1700 236 65 Telecom Argentina Stet-France 8151 1514 2592 224 UniNet S.A. de C.V. 8167 666 593 43 TELESC - Telecomunicacoes de 11830 664 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 16814 426 27 10 NSS, S.A. 6471 417 85 48 ENTEL CHILE S.A. 11172 409 118 71 Servicios Alestra S.A de C.V 16735 409 92 12 Companhia de Telecomunicacoes 10620 371 99 90 TVCABLE BOGOTA
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary ------------------------------------------
ASN No of nets /20 equiv MaxAgg Description 24863 495 64 27 LINKdotNET AS number 20858 402 34 3 EgyNet 3741 266 855 224 The Internet Solution 2018 211 213 130 Tertiary Education Network 6713 144 135 11 Itissalat Al-MAGHRIB 33783 136 10 13 EEPAD TISP TELECOM & INTERNET 5713 129 540 74 Telkom SA Ltd 5536 120 8 17 Internet Egypt Network 33776 116 6 3 Starcomms Nigeria Limited 29571 107 13 8 Ci Telecom Autonomous system
Complete listing at http://thyme.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary ----------------------------------
ASN No of nets /20 equiv MaxAgg Description 4538 3294 3134 41 China Education and Research 6389 3198 3358 208 bellsouth.net, inc. 6298 2004 323 731 Cox Communicatons 7303 1700 236 65 Telecom Argentina Stet-France 4755 1698 578 91 Videsh Sanchar Nigam Ltd. Aut 1785 1646 710 156 AppliedTheory Corporation 2386 1559 692 898 AT&T Data Communications Serv 8151 1514 2592 224 UniNet S.A. de C.V. 4323 1492 1078 379 Time Warner Telecom 3549 1444 539 211 Global Crossing
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 6389 3198 2990 bellsouth.net, inc. 7303 1700 1635 Telecom Argentina Stet-France 4755 1698 1607 Videsh Sanchar Nigam Ltd. Aut 1785 1646 1490 AppliedTheory Corporation 8151 1514 1290 UniNet S.A. de C.V. 6298 2004 1273 Cox Communicatons 3549 1444 1233 Global Crossing 17488 1302 1203 Hathway IP Over Cable Interne 11492 1214 1192 Cable One 4323 1492 1113 Time Warner Telecom
Complete listing at http://thyme.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global) -----------------------------------------
Bad AS Designation Network Transit AS Description 16927 UNALLOCATED 12.0.252.0/23 7018 AT&T WorldNet Servic 22492 UNALLOCATED 12.2.46.0/24 1239 Sprint 15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.20.55.0/24 6517 Yipes Communications 13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic 32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic 13632 UNALLOCATED 12.31.25.0/24 6517 Yipes Communications 26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global) -----------------------------------------------------------
Prefix Origin AS Description 10.29.246.47/32 286 KPNQwest Backbone AS 10.29.246.48/32 286 KPNQwest Backbone AS 10.29.246.49/32 286 KPNQwest Backbone AS 10.29.248.65/32 286 KPNQwest Backbone AS 10.29.248.71/32 286 KPNQwest Backbone AS 192.168.192.0/21 7497 Computer Network Information
Complete listing at http://thyme.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses --------------------------------
Network Origin AS Description 24.51.159.0/24 7843 Adelphia Corp. 24.53.86.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.55.0.0/18 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.142.40.0/21 7018 AT&T WorldNet Services 24.142.160.0/19 7018 AT&T WorldNet Services 24.246.0.0/17 7018 AT&T WorldNet Services 24.246.128.0/18 7018 AT&T WorldNet Services 62.61.220.0/24 24974 Tachyon Europe BV - Wireless
Complete listing at http://thyme.apnic.net/rviews/data-add-IANA
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 /10:17 /11:46 /12:147 /13:298 /14:534 /15:1064 /16:10121 /17:4405 /18:7603 /19:16005 /20:19018 /21:18380 /22:23748 /23:24593 /24:142552 /25:878 /26:1127 /27:387 /28:734 /29:838 /30:217 /31:0 /32:224
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2035 3198 bellsouth.net, inc. 6298 1977 2004 Cox Communicatons 4538 1759 3294 China Education and Research 1803 1240 1262 SPRINT 2386 1238 1559 AT&T Data Communications Serv 7303 1203 1700 Telecom Argentina Stet-France 11492 1195 1214 Cable One 1785 1114 1646 AppliedTheory Corporation 17488 1109 1302 Hathway IP Over Cable Interne 3549 1082 1444 Global Crossing
Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 8:134 12:2125 13:2 14:2 15:22 16:3 17:5 18:13 20:37 24:1084 32:197 38:483 40:92 41:691 43:1 44:2 47:12 50:1 52:3 55:3 56:3 57:48 58:558 59:581 60:453 61:990 62:1244 63:1962 64:3394 65:2361 66:3449 67:1222 68:766 69:2283 70:864 71:132 72:2037 73:7 74:1118 75:166 76:318 77:757 78:820 79:225 80:953 81:868 82:624 83:382 84:575 85:984 86:396 87:725 88:339 89:1314 90:39 91:1396 92:232 93:807 94:107 96:54 97:51 98:307 99:3 114:86 115:41 116:964 117:346 118:199 119:461 120:75 121:605 122:819 123:379 124:894 125:1230 128:351 129:205 130:135 131:407 132:70 133:9 134:188 135:33 136:217 137:94 138:145 139:101 140:502 141:103 142:406 143:338 144:402 145:51 146:384 147:156 148:516 149:202 150:129 151:183 152:148 153:143 154:10 155:278 156:173 157:290 158:166 159:294 160:273 161:119 162:265 163:155 164:515 165:460 166:379 167:331 168:628 169:139 170:451 171:33 172:10 173:13 188:1 189:500 190:2321 192:5807 193:4225 194:3283 195:2608 196:1009 198:3732 199:3313 200:5949 201:1704 202:8186 203:8086 204:3960 205:2150 206:2449 207:2772 208:3635 209:3391 210:2996 211:1243 212:1442 213:1595 214:179 215:50 216:4350 217:1200 218:404 219:517 220:1066 221:456 222:440
End of report
Activity Summary
- 5523 days inactive
- 5523 days old
- bgp-stats@lists.apnic.net
- 1 participants
- 0 comments