[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Feb 8 18:33:05 UTC 2013
This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
TRNOG, CaribNOG and the RIPE Routing Working Group.
Daily listings are sent to bgp-stats at lists.apnic.net
For historical data, please see http://thyme.rand.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz at gmail.com>.
Routing Table Report 04:00 +10GMT Sat 09 Feb, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 442644
Prefixes after maximum aggregation: 182109
Deaggregation factor: 2.43
Unique aggregates announced to Internet: 217103
Total ASes present in the Internet Routing Table: 43259
Prefixes per ASN: 10.23
Origin-only ASes present in the Internet Routing Table: 34144
Origin ASes announcing only one prefix: 15933
Transit ASes present in the Internet Routing Table: 5751
Transit-only ASes present in the Internet Routing Table: 139
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 29
Max AS path prepend of ASN ( 35412) 17
Prefixes from unregistered ASNs in the Routing Table: 379
Unregistered ASNs in the Routing Table: 135
Number of 32-bit ASNs allocated by the RIRs: 3742
Number of 32-bit ASNs visible in the Routing Table: 3364
Prefixes from 32-bit ASNs in the Routing Table: 9204
Special use prefixes present in the Routing Table: 17
Prefixes being announced from unallocated address space: 196
Number of addresses announced to Internet: 2615509516
Equivalent to 155 /8s, 229 /16s and 130 /24s
Percentage of available address space announced: 70.6
Percentage of allocated address space announced: 70.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.3
Total number of prefixes smaller than registry allocations: 156304
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 106381
Total APNIC prefixes after maximum aggregation: 33119
APNIC Deaggregation factor: 3.21
Prefixes being announced from the APNIC address blocks: 107440
Unique aggregates announced from the APNIC address blocks: 43969
APNIC Region origin ASes present in the Internet Routing Table: 4818
APNIC Prefixes per ASN: 22.30
APNIC Region origin ASes announcing only one prefix: 1238
APNIC Region transit ASes present in the Internet Routing Table: 801
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 23
Number of APNIC region 32-bit ASNs visible in the Routing Table: 423
Number of APNIC addresses announced to Internet: 718725120
Equivalent to 42 /8s, 214 /16s and 224 /24s
Percentage of available APNIC address space announced: 84.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-133119
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 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, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 155461
Total ARIN prefixes after maximum aggregation: 78762
ARIN Deaggregation factor: 1.97
Prefixes being announced from the ARIN address blocks: 156125
Unique aggregates announced from the ARIN address blocks: 70765
ARIN Region origin ASes present in the Internet Routing Table: 15450
ARIN Prefixes per ASN: 10.11
ARIN Region origin ASes announcing only one prefix: 5837
ARIN Region transit ASes present in the Internet Routing Table: 1597
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 29
Number of ARIN region 32-bit ASNs visible in the Routing Table: 18
Number of ARIN addresses announced to Internet: 1075995264
Equivalent to 64 /8s, 34 /16s and 98 /24s
Percentage of available ARIN address space announced: 56.9
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
53248-55295, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 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, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 114050
Total RIPE prefixes after maximum aggregation: 58645
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 117158
Unique aggregates announced from the RIPE address blocks: 74928
RIPE Region origin ASes present in the Internet Routing Table: 17055
RIPE Prefixes per ASN: 6.87
RIPE Region origin ASes announcing only one prefix: 8160
RIPE Region transit ASes present in the Internet Routing Table: 2785
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2174
Number of RIPE addresses announced to Internet: 653118564
Equivalent to 38 /8s, 237 /16s and 204 /24s
Percentage of available RIPE address space announced: 94.9
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, 47104-52223, 56320-58367
59392-61439, 196608-199679
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
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,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 46948
Total LACNIC prefixes after maximum aggregation: 9123
LACNIC Deaggregation factor: 5.15
Prefixes being announced from the LACNIC address blocks: 50659
Unique aggregates announced from the LACNIC address blocks: 23552
LACNIC Region origin ASes present in the Internet Routing Table: 1810
LACNIC Prefixes per ASN: 27.99
LACNIC Region origin ASes announcing only one prefix: 521
LACNIC Region transit ASes present in the Internet Routing Table: 337
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 742
Number of LACNIC addresses announced to Internet: 123125544
Equivalent to 7 /8s, 86 /16s and 191 /24s
Percentage of available LACNIC address space announced: 73.4
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
262144-263167 plus ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 10472
Total AfriNIC prefixes after maximum aggregation: 2408
AfriNIC Deaggregation factor: 4.35
Prefixes being announced from the AfriNIC address blocks: 11066
Unique aggregates announced from the AfriNIC address blocks: 3716
AfriNIC Region origin ASes present in the Internet Routing Table: 593
AfriNIC Prefixes per ASN: 18.66
AfriNIC Region origin ASes announcing only one prefix: 177
AfriNIC Region transit ASes present in the Internet Routing Table: 133
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 7
Number of AfriNIC addresses announced to Internet: 44187648
Equivalent to 2 /8s, 162 /16s and 64 /24s
Percentage of available AfriNIC address space announced: 43.9
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 2942 11558 924 Korea Telecom (KIX)
17974 2482 824 84 PT TELEKOMUNIKASI INDONESIA
7545 1824 301 88 TPG Internet Pty Ltd
4755 1684 382 190 TATA Communications formerly
9829 1428 1145 45 BSNL National Internet Backbo
9583 1204 90 499 Sify Limited
7552 1161 1070 12 Vietel Corporation
4808 1109 2040 316 CNCGROUP IP network: China169
9498 1058 310 75 BHARTI Airtel Ltd.
24560 1044 385 160 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3071 3697 105 bellsouth.net, inc.
7029 2263 1265 211 Windstream Communications Inc
18566 2081 382 183 Covad Communications
22773 1966 2931 128 Cox Communications, Inc.
1785 1953 678 125 PaeTec Communications, Inc.
20115 1689 1609 624 Charter Communications
4323 1600 1155 395 Time Warner Telecom
30036 1342 287 689 Mediacom Communications Corp
7018 1305 10552 859 AT&T WorldNet Services
7011 1200 316 683 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8402 1872 544 16 Corbina telecom
2118 1114 97 13 EUnet/RELCOM Autonomous Syste
34984 1052 232 204 BILISIM TELEKOM
13188 854 99 22 Educational Network
12479 840 782 68 Uni2 Autonomous System
31148 757 39 17 FreeNet ISP
20940 747 255 590 Akamai Technologies European
8551 716 367 39 Bezeq International
6830 713 2313 434 UPC Distribution Services
34744 669 186 47 SC GVM SISTEM 2003 SRL
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
28573 2356 1325 86 NET Servicos de Comunicao S.A
10620 2311 396 225 TVCABLE BOGOTA
7303 1679 1147 206 Telecom Argentina Stet-France
8151 1511 2830 390 UniNet S.A. de C.V.
6503 1473 435 67 AVANTEL, S.A.
14754 940 120 78 Telgua S. A.
27947 775 86 97 Telconet S.A
18881 758 716 18 Global Village Telecom
3816 683 306 86 Empresa Nacional de Telecomun
11172 604 86 67 Servicios Alestra S.A de C.V
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36998 1286 80 4 MOBITEL
24863 898 275 36 LINKdotNET AS number
8452 534 958 13 TEDATA
6713 499 602 20 Itissalat Al-MAGHRIB
24835 329 80 8 RAYA Telecom - Egypt
3741 266 906 224 The Internet Solution
12258 193 28 67 Vodacom Internet Company
15706 191 32 6 Sudatel Internet Exchange Aut
16637 191 696 90 MTN Network Solutions
29975 191 667 21 Vodacom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3071 3697 105 bellsouth.net, inc.
4766 2942 11558 924 Korea Telecom (KIX)
17974 2482 824 84 PT TELEKOMUNIKASI INDONESIA
28573 2356 1325 86 NET Servicos de Comunicao S.A
10620 2311 396 225 TVCABLE BOGOTA
7029 2263 1265 211 Windstream Communications Inc
18566 2081 382 183 Covad Communications
22773 1966 2931 128 Cox Communications, Inc.
1785 1953 678 125 PaeTec Communications, Inc.
8402 1872 544 16 Corbina telecom
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
17974 2482 2398 PT TELEKOMUNIKASI INDONESIA
28573 2356 2270 NET Servicos de Comunicao S.A
10620 2311 2086 TVCABLE BOGOTA
7029 2263 2052 Windstream Communications Inc
4766 2942 2018 Korea Telecom (KIX)
18566 2081 1898 Covad Communications
8402 1872 1856 Corbina telecom
22773 1966 1838 Cox Communications, Inc.
1785 1953 1828 PaeTec Communications, Inc.
7545 1824 1736 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
30031 UNALLOCATED 12.27.122.0/24 7018 AT&T WorldNet Servic
13317 UNALLOCATED 12.44.10.0/24 7018 AT&T WorldNet Servic
23502 UNALLOCATED 12.44.44.0/24 7018 AT&T WorldNet Servic
17300 UNALLOCATED 12.45.103.0/24 209 Qwest
17300 UNALLOCATED 12.45.110.0/24 701 UUNET Technologies,
16476 UNALLOCATED 12.46.27.0/24 7018 AT&T WorldNet Servic
14764 UNALLOCATED 12.108.237.0/24 7018 AT&T WorldNet Servic
33649 UNALLOCATED 12.111.112.0/24 19029 New Edge Networks
26064 UNALLOCATED 12.149.37.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
128.0.0.0/24 2876 Jump Management SRL
128.0.16.0/21 43568 RIPE Network Coordination Cen
128.0.24.0/21 41794 Altline LLC
128.0.60.0/23 57417 INTERNET TASMANIA SRL
128.0.62.0/23 57417 INTERNET TASMANIA SRL
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.96.0/21 12886 LEWTelNet GmbH
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
128.0.106.0/24 23456 32-bit ASN transition
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
31.210.16.0/22 15657 Neural Networks ASN
41.138.95.0/24 36930 ZanZibar Telecom
41.222.80.0/21 37110 Moztel LDA
62.12.96.0/19 38478 SunnyVision Limited
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
64.185.224.0/24 27431 JTL Networks Inc.
64.185.225.0/24 27431 JTL Networks Inc.
64.185.226.0/24 27431 JTL Networks Inc.
64.185.227.0/24 27431 JTL Networks Inc.
Complete listing at http://thyme.rand.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 /8:17 /9:13 /10:29 /11:88 /12:246
/13:482 /14:865 /15:1551 /16:12571 /17:6599 /18:10990
/19:21739 /20:31215 /21:33260 /22:45385 /23:41009 /24:232313
/25:1374 /26:1745 /27:861 /28:181 /29:74 /30:16
/31:0 /32:21
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2031 2081 Covad Communications
6389 1759 3071 bellsouth.net, inc.
7029 1637 2263 Windstream Communications Inc
8402 1601 1872 Corbina telecom
22773 1292 1966 Cox Communications, Inc.
36998 1280 1286 MOBITEL
30036 1234 1342 Mediacom Communications Corp
11492 1158 1195 Cable One
1785 1033 1953 PaeTec Communications, Inc.
6503 983 1473 AVANTEL, S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:668 2:731 3:3 4:13 5:748 6:3
8:486 12:1930 13:3 14:738 15:11 16:3
17:8 20:24 23:237 24:1801 27:1474 31:1129
32:54 33:2 34:5 36:10 37:1299 38:846
39:2 40:141 41:2685 42:179 44:4 46:1735
47:1 49:577 50:648 52:12 54:28 55:7
57:28 58:1082 59:559 60:251 61:1317 62:1025
63:2025 64:4320 65:2143 66:4272 67:2022 68:1121
69:3248 70:858 71:532 72:1876 74:2536 75:421
76:291 77:1072 78:1028 79:555 80:1226 81:992
82:638 83:539 84:574 85:1150 86:475 87:980
88:376 89:1743 90:286 91:5384 92:626 93:1706
94:2030 95:1607 96:490 97:334 98:1049 99:52
100:30 101:313 103:2094 105:519 106:132 107:207
108:511 109:1765 110:854 111:1012 112:480 113:735
114:685 115:922 116:873 117:792 118:980 119:1267
120:375 121:699 122:1734 123:1190 124:1317 125:1309
128:548 129:201 130:313 131:649 132:326 133:143
134:260 135:62 136:222 137:235 138:342 139:155
140:216 141:315 142:501 143:390 144:481 145:88
146:530 147:357 148:727 149:341 150:158 151:400
152:395 153:190 154:27 155:370 156:241 157:392
158:259 159:697 160:334 161:422 162:361 163:203
164:580 165:448 166:439 167:573 168:1009 169:131
170:1016 171:164 172:4 173:1545 174:613 175:421
176:1123 177:1677 178:1739 180:1373 181:220 182:1147
183:317 184:632 185:217 186:2268 187:1421 188:1967
189:1548 190:6641 192:6320 193:5672 194:4640 195:3650
196:1302 197:848 198:4131 199:5195 200:6045 201:2182
202:8895 203:8770 204:4439 205:2542 206:2798 207:2804
208:4056 209:3514 210:2919 211:1568 212:2013 213:1887
214:904 215:93 216:5088 217:1582 218:592 219:328
220:1264 221:550 222:337 223:422
End of report
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