[AusNOG] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Sat Dec 8 05:52:26 EST 2012
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 08 Dec, 2012
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 436440
Prefixes after maximum aggregation: 180518
Deaggregation factor: 2.42
Unique aggregates announced to Internet: 213616
Total ASes present in the Internet Routing Table: 42792
Prefixes per ASN: 10.20
Origin-only ASes present in the Internet Routing Table: 33895
Origin ASes announcing only one prefix: 15847
Transit ASes present in the Internet Routing Table: 5707
Transit-only ASes present in the Internet Routing Table: 135
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 40
Max AS path prepend of ASN ( 28730) 25
Prefixes from unregistered ASNs in the Routing Table: 1150
Unregistered ASNs in the Routing Table: 420
Number of 32-bit ASNs allocated by the RIRs: 3560
Number of 32-bit ASNs visible in the Routing Table: 3190
Prefixes from 32-bit ASNs in the Routing Table: 8632
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 153
Number of addresses announced to Internet: 2618209004
Equivalent to 156 /8s, 14 /16s and 178 /24s
Percentage of available address space announced: 70.7
Percentage of allocated address space announced: 70.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.0
Total number of prefixes smaller than registry allocations: 153938
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 105256
Total APNIC prefixes after maximum aggregation: 32667
APNIC Deaggregation factor: 3.22
Prefixes being announced from the APNIC address blocks: 106149
Unique aggregates announced from the APNIC address blocks: 43289
APNIC Region origin ASes present in the Internet Routing Table: 4803
APNIC Prefixes per ASN: 22.10
APNIC Region origin ASes announcing only one prefix: 1250
APNIC Region transit ASes present in the Internet Routing Table: 793
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 26
Number of APNIC region 32-bit ASNs visible in the Routing Table: 383
Number of APNIC addresses announced to Internet: 715881888
Equivalent to 42 /8s, 171 /16s and 125 /24s
Percentage of available APNIC address space announced: 83.7
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: 155641
Total ARIN prefixes after maximum aggregation: 78471
ARIN Deaggregation factor: 1.98
Prefixes being announced from the ARIN address blocks: 156370
Unique aggregates announced from the ARIN address blocks: 70031
ARIN Region origin ASes present in the Internet Routing Table: 15331
ARIN Prefixes per ASN: 10.20
ARIN Region origin ASes announcing only one prefix: 5789
ARIN Region transit ASes present in the Internet Routing Table: 1596
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 18
Number of ARIN addresses announced to Internet: 1088929152
Equivalent to 64 /8s, 231 /16s and 189 /24s
Percentage of available ARIN address space announced: 57.6
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: 112008
Total RIPE prefixes after maximum aggregation: 58057
RIPE Deaggregation factor: 1.93
Prefixes being announced from the RIPE address blocks: 114875
Unique aggregates announced from the RIPE address blocks: 73582
RIPE Region origin ASes present in the Internet Routing Table: 16984
RIPE Prefixes per ASN: 6.76
RIPE Region origin ASes announcing only one prefix: 8129
RIPE Region transit ASes present in the Internet Routing Table: 2764
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 40
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2062
Number of RIPE addresses announced to Internet: 649605028
Equivalent to 38 /8s, 184 /16s and 47 /24s
Percentage of available RIPE address space announced: 94.4
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: 45021
Total LACNIC prefixes after maximum aggregation: 8937
LACNIC Deaggregation factor: 5.04
Prefixes being announced from the LACNIC address blocks: 48547
Unique aggregates announced from the LACNIC address blocks: 22960
LACNIC Region origin ASes present in the Internet Routing Table: 1735
LACNIC Prefixes per ASN: 27.98
LACNIC Region origin ASes announcing only one prefix: 497
LACNIC Region transit ASes present in the Internet Routing Table: 329
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 24
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 721
Number of LACNIC addresses announced to Internet: 120301608
Equivalent to 7 /8s, 43 /16s and 168 /24s
Percentage of available LACNIC address space announced: 71.7
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: 9764
Total AfriNIC prefixes after maximum aggregation: 2332
AfriNIC Deaggregation factor: 4.19
Prefixes being announced from the AfriNIC address blocks: 10346
Unique aggregates announced from the AfriNIC address blocks: 3620
AfriNIC Region origin ASes present in the Internet Routing Table: 582
AfriNIC Prefixes per ASN: 17.78
AfriNIC Region origin ASes announcing only one prefix: 182
AfriNIC Region transit ASes present in the Internet Routing Table: 128
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: 6
Number of AfriNIC addresses announced to Internet: 43028480
Equivalent to 2 /8s, 144 /16s and 144 /24s
Percentage of available AfriNIC address space announced: 42.7
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 2932 11557 902 Korea Telecom (KIX)
17974 2432 826 46 PT TELEKOMUNIKASI INDONESIA
7545 1812 301 90 TPG Internet Pty Ltd
4755 1664 383 177 TATA Communications formerly
9829 1412 1155 41 BSNL National Internet Backbo
9583 1180 88 498 Sify Limited
7552 1140 1062 11 Vietel Corporation
4808 1126 2056 317 CNCGROUP IP network: China169
24560 1035 385 165 Bharti Airtel Ltd., Telemedia
9498 1025 307 70 BHARTI Airtel Ltd.
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
7029 3197 994 218 Windstream Communications Inc
6389 3133 3719 142 bellsouth.net, inc.
18566 2082 382 180 Covad Communications
22773 1940 2932 131 Cox Communications, Inc.
1785 1935 678 124 PaeTec Communications, Inc.
20115 1687 1607 623 Charter Communications
4323 1589 1153 395 Time Warner Telecom
30036 1370 290 754 Mediacom Communications Corp
7018 1285 10533 852 AT&T WorldNet Services
7011 1215 322 692 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 1757 544 16 Corbina telecom
2118 1424 97 15 EUnet/RELCOM Autonomous Syste
12479 859 777 64 Uni2 Autonomous System
34984 857 210 217 BILISIM TELEKOM
13188 745 95 132 Educational Network
31148 738 38 13 FreeNet ISP
6830 715 2313 436 UPC Distribution Services
20940 705 227 544 Akamai Technologies European
58113 613 68 372 LIR DATACENTER TELECOM SRL
8551 602 367 39 Bezeq International
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
10620 2263 386 207 TVCABLE BOGOTA
28573 2199 1290 71 NET Servicos de Comunicao S.A
7303 1671 1138 202 Telecom Argentina Stet-France
8151 1603 3028 356 UniNet S.A. de C.V.
6503 1536 435 67 AVANTEL, S.A.
27947 759 85 93 Telconet S.A
3816 660 309 71 Empresa Nacional de Telecomun
11172 603 85 68 Servicios Alestra S.A de C.V
18881 602 716 18 Global Village Telecom
22047 579 326 15 VTR PUNTO NET S.A.
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
24863 874 275 36 LINKdotNET AS number
36998 772 48 3 MOBITEL
8452 546 958 13 TEDATA
6713 519 666 20 Itissalat Al-MAGHRIB
24835 291 80 8 RAYA Telecom - Egypt
3741 267 906 225 The Internet Solution
12258 194 28 66 Vodacom Internet Company
15706 191 32 6 Sudatel Internet Exchange Aut
29975 191 667 21 Vodacom
33776 190 12 13 Starcomms Nigeria Limited
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
7029 3197 994 218 Windstream Communications Inc
6389 3133 3719 142 bellsouth.net, inc.
4766 2932 11557 902 Korea Telecom (KIX)
17974 2432 826 46 PT TELEKOMUNIKASI INDONESIA
10620 2263 386 207 TVCABLE BOGOTA
28573 2199 1290 71 NET Servicos de Comunicao S.A
18566 2082 382 180 Covad Communications
22773 1940 2932 131 Cox Communications, Inc.
1785 1935 678 124 PaeTec Communications, Inc.
7545 1812 301 90 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 3133 2991 bellsouth.net, inc.
17974 2432 2386 PT TELEKOMUNIKASI INDONESIA
28573 2199 2128 NET Servicos de Comunicao S.A
10620 2263 2056 TVCABLE BOGOTA
4766 2932 2030 Korea Telecom (KIX)
18566 2082 1902 Covad Communications
1785 1935 1811 PaeTec Communications, Inc.
22773 1940 1809 Cox Communications, Inc.
8402 1757 1741 Corbina telecom
7545 1812 1722 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
59505 UNALLOCATED 5.2.65.0/24 50673 Serverius AS
59505 UNALLOCATED 5.2.66.0/24 50673 Serverius AS
59530 UNALLOCATED 5.8.182.0/24 31261 GARS Telecom
61408 UNALLOCATED 5.56.0.0/21 174 Cogent Communication
61395 UNALLOCATED 5.83.56.0/22 3292 TDC Tele Danmark
61395 UNALLOCATED 5.83.60.0/22 3292 TDC Tele Danmark
59414 UNALLOCATED 5.102.144.0/21 15576 Nextra backbone in D
59395 UNALLOCATED 5.133.16.0/21 3549 Global Crossing
59407 UNALLOCATED 5.134.16.0/21 51167 Giga-Hosting GmbH
59521 UNALLOCATED 5.134.192.0/21 29518 Labs2
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
128.0.24.0/21 41794 Altline LLC
128.0.64.0/22 49466 Declic Telecom SAS
128.0.68.0/22 49466 Declic Telecom SAS
128.0.72.0/21 23456 32-bit ASN transition
128.0.80.0/20 52041 Timer LTD
128.0.104.0/23 51848 FOP Gabidullina Ludmila Nikol
128.0.106.0/24 23456 32-bit ASN transition
128.0.128.0/20 29285 AMT closed joint-stock compan
128.0.144.0/22 59675 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
27.112.114.0/24 23884 Proimage Engineering and Comm
41.222.80.0/21 37110 Moztel LDA
41.223.108.0/22 36966 >>UNKNOWN<<
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
64.66.32.0/20 18864 >>UNKNOWN<<
64.187.160.0/20 54858 Condointernet.net
64.187.208.0/24 174 Cogent Communications
64.187.209.0/24 23005 Power Pulse
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 /8:18 /9:13 /10:29 /11:87 /12:244
/13:477 /14:857 /15:1551 /16:12480 /17:6569 /18:10967
/19:21557 /20:30819 /21:32936 /22:43986 /23:40759 /24:228826
/25:1360 /26:1735 /27:866 /28:183 /29:79 /30:17
/31:0 /32:25
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
7029 2622 3197 Windstream Communications Inc
18566 2032 2082 Covad Communications
6389 1776 3133 bellsouth.net, inc.
8402 1476 1757 Corbina telecom
30036 1279 1370 Mediacom Communications Corp
22773 1274 1940 Cox Communications, Inc.
11492 1147 1183 Cable One
6503 1055 1536 AVANTEL, S.A.
1785 1020 1935 PaeTec Communications, Inc.
7011 953 1215 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:644 2:710 3:1 4:13 5:667 6:3
8:488 12:1952 13:3 14:700 15:11 16:3
17:6 20:27 23:214 24:1790 27:1409 31:1311
32:54 33:2 34:2 36:7 37:1069 38:845
39:2 40:140 41:2678 42:179 44:3 46:1701
47:3 49:511 50:622 52:12 54:27 55:8
57:28 58:1066 59:581 60:235 61:1367 62:1025
63:2022 64:4362 65:2206 66:4486 67:2084 68:1181
69:3248 70:922 71:548 72:1900 74:2627 75:479
76:297 77:1032 78:1001 79:509 80:1212 81:982
82:627 83:533 84:530 85:1154 86:475 87:959
88:353 89:1766 90:305 91:5360 92:589 93:1611
94:2020 95:1359 96:457 97:322 98:966 99:40
100:31 101:286 103:1905 105:516 106:119 107:203
108:491 109:1694 110:823 111:974 112:459 113:740
114:643 115:971 116:886 117:776 118:970 119:1256
120:378 121:795 122:1733 123:1165 124:1325 125:1287
128:560 129:202 130:296 131:642 132:319 133:143
134:254 135:62 136:215 137:234 138:343 139:167
140:180 141:304 142:506 143:355 144:491 145:81
146:521 147:269 148:735 149:330 150:154 151:235
152:399 153:187 154:22 155:441 156:226 157:379
158:256 159:678 160:335 161:415 162:372 163:188
164:580 165:451 166:476 167:566 168:992 169:131
170:985 171:169 172:6 173:1704 174:634 175:459
176:852 177:1461 178:1701 180:1345 181:181 182:1122
183:305 184:625 185:117 186:2102 187:1443 188:1799
189:1609 190:6160 192:6087 193:5821 194:4646 195:3665
196:1248 197:279 198:3981 199:5131 200:6018 201:1974
202:8811 203:8739 204:4435 205:2557 206:2755 207:2817
208:4080 209:3651 210:2916 211:1533 212:2109 213:1858
214:888 215:74 216:5176 217:1608 218:590 219:341
220:1259 221:542 222:336 223:361
End of report
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