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 Mon 28 Jul, 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: 269549 Prefixes after maximum aggregation: 130494 Deaggregation factor: 2.07 Unique aggregates announced to Internet: 128765 Total ASes present in the Internet Routing Table: 28810 Prefixes per ASN: 9.36 Origin-only ASes present in the Internet Routing Table: 25019 Origin ASes announcing only one prefix: 12138 Transit ASes present in the Internet Routing Table: 3791 Transit-only ASes present in the Internet Routing Table: 85 Average AS path length visible in the Internet Routing Table: 4.1 Max AS path length visible: 35 Max AS path prepend of ASN (35412) 22 Prefixes from unregistered ASNs in the Routing Table: 640 Unregistered ASNs in the Routing Table: 231 Number of 32-bit ASNs allocated by the RIRs: 52 Prefixes from 32-bit ASNs in the Routing Table: 8 Special use prefixes present in the Routing Table: 6 Prefixes being announced from unallocated address space: 793 Number of addresses announced to Internet: 1898990962 Equivalent to 113 /8s, 48 /16s and 77 /24s Percentage of available address space announced: 51.2 Percentage of allocated address space announced: 62.2 Percentage of available address space allocated: 82.3 Percentage of address space in use by end-sites: 72.8 Total number of prefixes smaller than registry allocations: 132699
APNIC Region Analysis Summary -----------------------------
Prefixes being announced by APNIC Region ASes: 62414 Total APNIC prefixes after maximum aggregation: 22630 APNIC Deaggregation factor: 2.76 Prefixes being announced from the APNIC address blocks: 59496 Unique aggregates announced from the APNIC address blocks: 25646 APNIC Region origin ASes present in the Internet Routing Table: 3321 APNIC Prefixes per ASN: 17.92 APNIC Region origin ASes announcing only one prefix: 893 APNIC Region transit ASes present in the Internet Routing Table: 529 Average APNIC Region AS path length visible: 4.4 Max APNIC Region AS path length visible: 22 Number of APNIC addresses announced to Internet: 369132192 Equivalent to 22 /8s, 0 /16s and 130 /24s Percentage of available APNIC address space announced: 78.6
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: 122463 Total ARIN prefixes after maximum aggregation: 66386 ARIN Deaggregation factor: 1.84 Prefixes being announced from the ARIN address blocks: 91220 Unique aggregates announced from the ARIN address blocks: 35099 ARIN Region origin ASes present in the Internet Routing Table: 12336 ARIN Prefixes per ASN: 7.39 ARIN Region origin ASes announcing only one prefix: 4766 ARIN Region transit ASes present in the Internet Routing Table: 1204 Average ARIN Region AS path length visible: 3.6 Max ARIN Region AS path length visible: 20 Number of ARIN addresses announced to Internet: 355134593 Equivalent to 21 /8s, 42 /16s and 236 /24s Percentage of available ARIN address space announced: 73.0
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: 57431 Total RIPE prefixes after maximum aggregation: 34573 RIPE Deaggregation factor: 1.66 Prefixes being announced from the RIPE address blocks: 52871 Unique aggregates announced from the RIPE address blocks: 34801 RIPE Region origin ASes present in the Internet Routing Table: 11639 RIPE Prefixes per ASN: 4.54 RIPE Region origin ASes announcing only one prefix: 6091 RIPE Region transit ASes present in the Internet Routing Table: 1774 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 35 Number of RIPE addresses announced to Internet: 367283456 Equivalent to 21 /8s, 228 /16s and 77 /24s Percentage of available RIPE address space announced: 84.2
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, 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: 22560 Total LACNIC prefixes after maximum aggregation: 5194 LACNIC Deaggregation factor: 4.34 Prefixes being announced from the LACNIC address blocks: 20787 Unique aggregates announced from the LACNIC address blocks: 10742 LACNIC Region origin ASes present in the Internet Routing Table: 973 LACNIC Prefixes per ASN: 21.36 LACNIC Region origin ASes announcing only one prefix: 311 LACNIC Region transit ASes present in the Internet Routing Table: 166 Average LACNIC Region AS path length visible: 4.6 Max LACNIC Region AS path length visible: 27 Number of LACNIC addresses announced to Internet: 53864970 Equivalent to 3 /8s, 53 /16s and 234 /24s Percentage of available LACNIC address space announced: 53.5
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: 4047 Total AfriNIC prefixes after maximum aggregation: 1222 AfriNIC Deaggregation factor: 3.31 Prefixes being announced from the AfriNIC address blocks: 4367 Unique aggregates announced from the AfriNIC address blocks: 1867 AfriNIC Region origin ASes present in the Internet Routing Table: 245 AfriNIC Prefixes per ASN: 17.82 AfriNIC Region origin ASes announcing only one prefix: 77 AfriNIC Region transit ASes present in the Internet Routing Table: 47 Average AfriNIC Region AS path length visible: 4.2 Max AfriNIC Region AS path length visible: 17 Number of AfriNIC addresses announced to Internet: 12516864 Equivalent to 0 /8s, 190 /16s and 254 /24s Percentage of available AfriNIC address space announced: 37.3
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 2099 3134 41 China Education and Research 4755 1680 386 88 Videsh Sanchar Nigam Ltd. Aut 17488 1240 85 99 Hathway IP Over Cable Interne 9583 1136 86 484 Sify Limited 4134 839 13507 337 CHINANET-BACKBONE 23577 833 34 734 Korea Telecom (ATM-MPLS) 4766 824 6390 348 Korea Telecom (KIX) 4780 714 351 63 Digital United Inc. 18101 711 167 33 Reliance Infocom Ltd Internet 9498 656 291 54 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 3209 3359 213 bellsouth.net, inc. 6298 1648 237 780 Cox Communicatons 4323 1486 1062 380 Time Warner Telecom 2386 1476 648 882 AT&T Data Communications Serv 3549 1436 539 211 Global Crossing 7018 1412 9927 985 AT&T WorldNet Services 1803 1241 7 984 SPRINT 1785 1226 510 103 AppliedTheory Corporation 11492 1208 149 28 Cable One 20115 1117 1082 571 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 1792 372 TDC Tele Danmark 8452 348 188 11 TEDATA 3301 332 1460 303 TeliaNet Sweden 3320 322 7047 270 Deutsche Telekom AG 8866 317 77 21 Bulgarian Telecommunication C 5462 308 666 27 Telewest Broadband 8551 287 270 38 Bezeq International 3215 277 2758 90 France Telecom Transpac 680 274 2047 264 DFN-IP service G-WiN 6746 267 125 242 Dynamic Network Technologies,
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 1684 234 61 Telecom Argentina Stet-France 8151 1387 2590 224 UniNet S.A. de C.V. 11830 612 299 9 Instituto Costarricense de El 22047 565 270 14 VTR PUNTO NET S.A. 16814 426 27 10 NSS, S.A. 6471 415 85 48 ENTEL CHILE S.A. 11172 408 118 71 Servicios Alestra S.A de C.V 10620 407 107 56 TVCABLE BOGOTA 16735 396 92 12 Companhia de Telecomunicacoes 14117 375 23 9 Telefonica del Sur S.A.
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 477 61 24 LINKdotNET AS number 20858 398 34 3 EgyNet 3741 273 855 223 The Internet Solution 2018 211 213 131 Tertiary Education Network 6713 144 135 11 Itissalat Al-MAGHRIB 33783 135 10 12 EEPAD TISP TELECOM & INTERNET 5713 130 540 75 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 6389 3209 3359 213 bellsouth.net, inc. 4538 2099 3134 41 China Education and Research 7303 1684 234 61 Telecom Argentina Stet-France 4755 1680 386 88 Videsh Sanchar Nigam Ltd. Aut 6298 1648 237 780 Cox Communicatons 4323 1486 1062 380 Time Warner Telecom 2386 1476 648 882 AT&T Data Communications Serv 3549 1436 539 211 Global Crossing 7018 1412 9927 985 AT&T WorldNet Services 8151 1387 2590 224 UniNet S.A. de C.V.
Complete listing at http://thyme.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary ----------------------------------
ASN No of nets Net Savings Description 4538 2099 2058 China Education and Research 7303 1684 1623 Telecom Argentina Stet-France 4755 1680 1592 Videsh Sanchar Nigam Ltd. Aut 3549 1436 1225 Global Crossing 11492 1208 1180 Cable One 8151 1387 1163 UniNet S.A. de C.V. 17488 1240 1141 Hathway IP Over Cable Interne 1785 1226 1123 AppliedTheory Corporation 4323 1486 1106 Time Warner Telecom 18566 1045 1035 Covad Communications
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 7018 AT&T WorldNet Servic 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 27220 UNALLOCATED 12.35.204.0/24 7018 AT&T WorldNet Servic 26973 UNALLOCATED 12.39.152.0/24 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 24.48.244.0/23 7843 Adelphia Corp. 24.48.246.0/24 7843 Adelphia Corp. 24.51.159.0/24 7843 Adelphia Corp. 24.54.23.0/24 7843 Adelphia Corp. 24.54.224.0/19 20001 HoldCo LLC - Road Runner 24.75.160.0/19 7843 Adelphia Corp. 24.75.192.0/18 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
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 /10:16 /11:46 /12:146 /13:293 /14:524 /15:1052 /16:10090 /17:4372 /18:7564 /19:15793 /20:18654 /21:18183 /22:23342 /23:23972 /24:141599 /25:880 /26:1112 /27:365 /28:717 /29:369 /30:215 /31:0 /32:217
Advertised prefixes smaller than registry allocations -----------------------------------------------------
ASN No of nets Total ann. Description 6389 2040 3209 bellsouth.net, inc. 6298 1624 1648 Cox Communicatons 1803 1218 1241 SPRINT 11492 1190 1208 Cable One 7303 1188 1684 Telecom Argentina Stet-France 2386 1179 1476 AT&T Data Communications Serv 3549 1072 1436 Global Crossing 17488 1050 1240 Hathway IP Over Cable Interne 4755 1030 1680 Videsh Sanchar Nigam Ltd. Aut 18566 1026 1045 Covad Communications
Complete listing at http://thyme.apnic.net/rviews/data/sXXas-nos
Number of /24s announced per /8 block (Global) ----------------------------------------------
4:8 8:128 12:2119 13:2 14:1 15:22 16:3 17:5 18:13 20:37 24:1098 32:198 38:468 40:92 41:669 43:1 44:2 47:12 50:1 52:3 55:3 56:3 57:46 58:554 59:535 60:453 61:1006 62:1225 63:1969 64:3481 65:2384 66:3551 67:1225 68:744 69:2273 70:804 71:117 72:1965 73:5 74:1076 75:156 76:318 77:762 78:760 79:210 80:940 81:845 82:614 83:381 84:568 85:951 86:412 87:701 88:339 89:1330 90:15 91:1392 92:234 93:740 94:80 96:48 97:35 98:266 99:4 112:1 113:1 114:84 115:19 116:871 117:335 118:189 119:429 120:55 121:569 122:808 123:372 124:901 125:1183 128:361 129:201 130:134 131:410 132:66 133:9 134:186 135:32 136:224 137:92 138:146 139:100 140:495 141:98 142:405 143:330 144:389 145:51 146:384 147:157 148:517 149:199 150:125 151:180 152:146 153:143 154:10 155:251 156:175 157:290 158:187 159:239 160:275 161:119 162:215 163:155 164:517 165:464 166:335 167:332 168:625 169:139 170:451 171:32 172:10 188:1 189:336 190:2424 192:5805 193:4183 194:3265 195:2591 196:1036 198:3729 199:3288 200:5973 201:1624 202:8191 203:8054 204:3972 205:2143 206:2448 207:2769 208:3619 209:3576 210:2965 211:1232 212:1426 213:1609 214:165 215:49 216:4491 217:1227 218:393 219:506 220:1061 221:453 222:375
End of report
Activity Summary
- 5539 days inactive
- 5539 days old
- bgp-stats@lists.apnic.net
- 1 participants
- 0 comments