-------- Original Message --------
Subject: [AusNOG] Weekly Routing Table Report
Date: Sat, 28 Feb 2009 04:15:17 +1000 (EST)
From: Routing Analysis Role Account <cscora@apnic.net>
Reply-To: pfs@cisco.com
To: apops@apops.net, nanog@nanog.org, routing-wg@ripe.net,
afnog@afnog.org, ausnog@ausnog.net, sanog@sanog.org
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats@lists.apnic.net
For historical data, please see http://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfs@cisco.com>.
Routing Table Report 04:00 +10GMT Sat 28 Feb, 2009
Report Website: http://thyme.apnic.net
Detailed Analysis: http://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 281421
Prefixes after maximum aggregation: 133739
Deaggregation factor: 2.10
Unique aggregates announced to Internet: 137854
Total ASes present in the Internet Routing Table: 30695
Prefixes per ASN: 9.17
Origin-only ASes present in the Internet Routing Table: 26717
Origin ASes announcing only one prefix: 12993
Transit ASes present in the Internet Routing Table: 3978
Transit-only ASes present in the Internet Routing Table: 95
Average AS path length visible in the Internet Routing Table: 3.6
Max AS path length visible: 25
Max AS path prepend of ASN (18678) 21
Prefixes from unregistered ASNs in the Routing Table: 501
Unregistered ASNs in the Routing Table: 171
Number of 32-bit ASNs allocated by the RIRs: 115
Prefixes from 32-bit ASNs in the Routing Table: 17
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 213
Number of addresses announced to Internet: 2009268672
Equivalent to 119 /8s, 195 /16s and 1 /24s
Percentage of available address space announced: 54.2
Percentage of allocated address space announced: 63.4
Percentage of available address space allocated: 85.5
Percentage of address space in use by end-sites: 75.9
Total number of prefixes smaller than registry allocations: 138384
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 65010
Total APNIC prefixes after maximum aggregation: 23348
APNIC Deaggregation factor: 2.78
Prefixes being announced from the APNIC address blocks: 61875
Unique aggregates announced from the APNIC address blocks: 28193
APNIC Region origin ASes present in the Internet Routing Table: 3541
APNIC Prefixes per ASN: 17.47
APNIC Region origin ASes announcing only one prefix: 957
APNIC Region transit ASes present in the Internet Routing Table: 542
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 19
Number of APNIC addresses announced to Internet: 403835552
Equivalent to 24 /8s, 18 /16s and 10 /24s
Percentage of available APNIC address space announced: 80.2
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, 110/8, 111/8, 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: 123979
Total ARIN prefixes after maximum aggregation: 65438
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 93416
Unique aggregates announced from the ARIN address blocks: 35786
ARIN Region origin ASes present in the Internet Routing Table: 12813
ARIN Prefixes per ASN: 7.29
ARIN Region origin ASes announcing only one prefix: 4929
ARIN Region transit ASes present in the Internet Routing Table: 1238
Average ARIN Region AS path length visible: 3.3
Max ARIN Region AS path length visible: 20
Number of ARIN addresses announced to Internet: 416285760
Equivalent to 24 /8s, 208 /16s and 4 /24s
Percentage of available ARIN address space announced: 80.0
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, 108/8, 173/8,
174/8, 184/8, 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: 64023
Total RIPE prefixes after maximum aggregation: 37503
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 58568
Unique aggregates announced from the RIPE address blocks: 38936
RIPE Region origin ASes present in the Internet Routing Table: 12729
RIPE Prefixes per ASN: 4.60
RIPE Region origin ASes announcing only one prefix: 6677
RIPE Region transit ASes present in the Internet Routing Table: 1919
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 22
Number of RIPE addresses announced to Internet: 389934048
Equivalent to 23 /8s, 61 /16s and 235 /24s
Percentage of available RIPE address space announced: 83.0
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, 47104-49151
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, 109/8,
178/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 23356
Total LACNIC prefixes after maximum aggregation: 5679
LACNIC Deaggregation factor: 4.11
Prefixes being announced from the LACNIC address blocks: 21538
Unique aggregates announced from the LACNIC address blocks: 11822
LACNIC Region origin ASes present in the Internet Routing Table: 1070
LACNIC Prefixes per ASN: 20.13
LACNIC Region origin ASes announcing only one prefix: 344
LACNIC Region transit ASes present in the Internet Routing Table: 178
Average LACNIC Region AS path length visible: 4.0
Max LACNIC Region AS path length visible: 25
Number of LACNIC addresses announced to Internet: 61102208
Equivalent to 3 /8s, 164 /16s and 88 /24s
Percentage of available LACNIC address space announced: 60.7
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: 4584
Total AfriNIC prefixes after maximum aggregation: 1383
AfriNIC Deaggregation factor: 3.31
Prefixes being announced from the AfriNIC address blocks: 4313
Unique aggregates announced from the AfriNIC address blocks: 1394
AfriNIC Region origin ASes present in the Internet Routing Table: 286
AfriNIC Prefixes per ASN: 15.08
AfriNIC Region origin ASes announcing only one prefix: 86
AfriNIC Region transit ASes present in the Internet Routing Table: 54
Average AfriNIC Region AS path length visible: 4.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC addresses announced to Internet: 10050048
Equivalent to 0 /8s, 153 /16s and 90 /24s
Percentage of available AfriNIC address space announced: 30.0
AfriNIC AS Blocks 36864-37887 & ERX transfers
AfriNIC Address Blocks 41/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1684 6928 395 Korea Telecom (KIX)
17488 1517 118 101 Hathway IP Over Cable Interne
4755 1215 430 181 TATA Communications formerly
9583 1090 86 519 Sify Limited
4134 927 16239 367 CHINANET-BACKBONE
18101 754 198 28 Reliance Infocom Ltd Internet
7545 730 158 100 TPG Internet Pty Ltd
9498 691 297 53 BHARTI BT INTERNET LTD.
24560 675 228 174 Bharti Airtel Ltd.
9829 631 491 18 BSNL National Internet Backbo
Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4364 3688 342 bellsouth.net, inc.
209 2832 4147 615 Qwest
4323 1771 1081 377 Time Warner Telecom
1785 1752 733 139 PaeTec Communications, Inc.
20115 1608 1427 720 Charter Communications
7018 1440 5878 1003 AT&T WorldNet Services
2386 1261 681 900 AT&T Data Communications Serv
6478 1254 296 529 AT&T Worldnet Services
11492 1201 192 12 Cable One
3356 1137 10976 439 Level 3 Communications, LLC
Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1233 188 7 TEDATA
30890 445 88 202 SC Kappa Invexim SRL
3292 444 1762 389 TDC Tele Danmark
12479 397 578 6 Uni2 Autonomous System
3320 350 7081 293 Deutsche Telekom AG
3301 340 1669 305 TeliaNet Sweden
8866 337 109 22 Bulgarian Telecommunication C
3215 334 2978 103 France Telecom Transpac
29049 328 26 3 AzerSat LLC.
8551 313 288 40 Bezeq International
Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 1441 2831 230 UniNet S.A. de C.V.
10620 791 174 98 TVCABLE BOGOTA
11830 694 299 9 Instituto Costarricense de El
22047 606 302 14 VTR PUNTO NET S.A.
7303 513 256 80 Telecom Argentina Stet-France
6471 438 95 32 ENTEL CHILE S.A.
16814 427 27 11 NSS, S.A.
11172 404 118 74 Servicios Alestra S.A de C.V
7738 397 794 28 Telecomunicacoes da Bahia S.A
28573 373 506 23 NET Servicos de Comunicao S.A
Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 665 75 29 LINKdotNET AS number
20858 292 34 3 This AS will be used to conne
3741 271 857 229 The Internet Solution
2018 242 215 142 Tertiary Education Network
33783 150 10 8 EEPAD TISP TELECOM & INTERNET
6713 144 135 11 Itissalat Al-MAGHRIB
29571 130 15 8 Ci Telecom Autonomous system
5536 119 7 20 Internet Egypt Network
33776 118 6 3 Starcomms Nigeria Limited
5713 117 523 65 Telkom SA Ltd
Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 4364 3688 342 bellsouth.net, inc.
209 2832 4147 615 Qwest
4323 1771 1081 377 Time Warner Telecom
1785 1752 733 139 PaeTec Communications, Inc.
4766 1684 6928 395 Korea Telecom (KIX)
20115 1608 1427 720 Charter Communications
17488 1517 118 101 Hathway IP Over Cable Interne
8151 1441 2831 230 UniNet S.A. de C.V.
7018 1440 5878 1003 AT&T WorldNet Services
2386 1261 681 900 AT&T Data Communications Serv
Complete listing at http://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
209 2832 2217 Qwest
1785 1752 1613 PaeTec Communications, Inc.
17488 1517 1416 Hathway IP Over Cable Interne
4323 1771 1394 Time Warner Telecom
4766 1684 1289 Korea Telecom (KIX)
8452 1233 1226 TEDATA
8151 1441 1211 UniNet S.A. de C.V.
11492 1201 1189 Cable One
18566 1061 1051 Covad Communications
4755 1215 1034 TATA Communications formerly
Complete listing at http://thyme.apnic.net/current/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
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
32326 UNALLOCATED 12.40.49.0/24 7018 AT&T WorldNet Servic
25639 UNALLOCATED 12.41.169.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
24.75.116.0/22 10796 ServiceCo LLC - Road Runner
24.75.160.0/19 7843 Adelphia Corp.
24.246.0.0/17 7018 AT&T WorldNet Services
24.246.128.0/18 7018 AT&T WorldNet Services
41.220.16.0/20 8668 TelOne Zimbabwe P/L
41.223.112.0/22 5713 Telkom SA Ltd
41.223.188.0/24 22351 Intelsat
41.223.189.0/24 26452 Local Communications Networks
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
Complete listing at http://thyme.apnic.net/current/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 /9:10 /10:20 /11:55 /12:162
/13:317 /14:578 /15:1130 /16:10345 /17:4598 /18:7913
/19:16926 /20:19940 /21:19668 /22:24922 /23:25170 /24:147378
/25:710 /26:853 /27:586 /28:103 /29:8 /30:3
/31:0 /32:7
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2843 4364 bellsouth.net, inc.
209 1571 2832 Qwest
4766 1391 1684 Korea Telecom (KIX)
17488 1296 1517 Hathway IP Over Cable Interne
8452 1212 1233 TEDATA
11492 1161 1201 Cable One
1785 1158 1752 PaeTec Communications, Inc.
18566 1042 1061 Covad Communications
2386 954 1261 AT&T Data Communications Serv
9583 942 1090 Sify Limited
Complete listing at http://thyme.apnic.net/current/data/sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
4:13 8:170 12:2203 13:2 15:20 16:3
17:4 20:35 24:1120 32:51 38:544 40:96
41:1962 43:1 44:2 47:19 52:3 55:2
56:3 57:25 58:535 59:620 60:458 61:1098
62:1108 63:2014 64:3529 65:2423 66:3548 67:1448
68:661 69:2481 70:506 71:158 72:1618 73:2
74:1429 75:201 76:311 77:786 78:559 79:325
80:971 81:834 82:548 83:415 84:586 85:1010
86:398 87:626 88:349 89:1411 90:42 91:2011
92:271 93:1128 94:1127 95:463 96:92 97:181
98:192 99:16 109:1 112:71 113:78 114:196
115:229 116:1125 117:491 118:286 119:636 120:133
121:710 122:962 123:523 124:936 125:1289 128:221
129:222 130:135 131:412 132:73 133:9 134:336
135:38 136:222 137:139 138:145 139:79 140:413
141:105 142:384 143:329 144:319 145:40 146:373
147:152 148:537 149:230 150:141 151:199 152:151
153:133 154:10 155:260 156:170 157:294 158:128
159:242 160:282 161:138 162:269 163:140 164:517
165:504 166:274 167:357 168:678 169:163 170:472
171:39 172:10 173:231 174:84 178:1 186:9
187:43 188:6 189:300 190:2614 192:5819 193:4215
194:3323 195:2716 196:1057 198:3705 199:3285 200:5497
201:1503 202:7836 203:8006 204:3943 205:2164 206:2350
207:2826 208:3850 209:3475 210:2644 211:1124 212:1504
213:1700 214:69 215:26 216:4554 217:1218 218:366
219:409 220:1217 221:453 222:319
End of report
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