[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Mar 8 18:32:48 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 Mar, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 444886
Prefixes after maximum aggregation: 183186
Deaggregation factor: 2.43
Unique aggregates announced to Internet: 218707
Total ASes present in the Internet Routing Table: 43533
Prefixes per ASN: 10.22
Origin-only ASes present in the Internet Routing Table: 34285
Origin ASes announcing only one prefix: 15995
Transit ASes present in the Internet Routing Table: 5792
Transit-only ASes present in the Internet Routing Table: 133
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 30
Max AS path prepend of ASN ( 28730) 25
Prefixes from unregistered ASNs in the Routing Table: 367
Unregistered ASNs in the Routing Table: 135
Number of 32-bit ASNs allocated by the RIRs: 4593
Number of 32-bit ASNs visible in the Routing Table: 3456
Prefixes from 32-bit ASNs in the Routing Table: 9661
Special use prefixes present in the Routing Table: 17
Prefixes being announced from unallocated address space: 200
Number of addresses announced to Internet: 2621887244
Equivalent to 156 /8s, 70 /16s and 211 /24s
Percentage of available address space announced: 70.8
Percentage of allocated address space announced: 70.8
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: 156958
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 107004
Total APNIC prefixes after maximum aggregation: 33192
APNIC Deaggregation factor: 3.22
Prefixes being announced from the APNIC address blocks: 108127
Unique aggregates announced from the APNIC address blocks: 44072
APNIC Region origin ASes present in the Internet Routing Table: 4815
APNIC Prefixes per ASN: 22.46
APNIC Region origin ASes announcing only one prefix: 1236
APNIC Region transit ASes present in the Internet Routing Table: 815
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 23
Number of APNIC region 32-bit ASNs visible in the Routing Table: 453
Number of APNIC addresses announced to Internet: 719197984
Equivalent to 42 /8s, 222 /16s and 23 /24s
Percentage of available APNIC address space announced: 84.1
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: 156392
Total ARIN prefixes after maximum aggregation: 79156
ARIN Deaggregation factor: 1.98
Prefixes being announced from the ARIN address blocks: 157099
Unique aggregates announced from the ARIN address blocks: 71389
ARIN Region origin ASes present in the Internet Routing Table: 15535
ARIN Prefixes per ASN: 10.11
ARIN Region origin ASes announcing only one prefix: 5885
ARIN Region transit ASes present in the Internet Routing Table: 1615
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 27
Number of ARIN region 32-bit ASNs visible in the Routing Table: 18
Number of ARIN addresses announced to Internet: 1078025856
Equivalent to 64 /8s, 65 /16s and 94 /24s
Percentage of available ARIN address space announced: 57.0
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
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: 114048
Total RIPE prefixes after maximum aggregation: 59078
RIPE Deaggregation factor: 1.93
Prefixes being announced from the RIPE address blocks: 117366
Unique aggregates announced from the RIPE address blocks: 75376
RIPE Region origin ASes present in the Internet Routing Table: 17103
RIPE Prefixes per ASN: 6.86
RIPE Region origin ASes announcing only one prefix: 8155
RIPE Region transit ASes present in the Internet Routing Table: 2802
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 30
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2231
Number of RIPE addresses announced to Internet: 654268260
Equivalent to 38 /8s, 255 /16s and 87 /24s
Percentage of available RIPE address space announced: 95.1
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: 47079
Total LACNIC prefixes after maximum aggregation: 9296
LACNIC Deaggregation factor: 5.06
Prefixes being announced from the LACNIC address blocks: 50942
Unique aggregates announced from the LACNIC address blocks: 23953
LACNIC Region origin ASes present in the Internet Routing Table: 1855
LACNIC Prefixes per ASN: 27.46
LACNIC Region origin ASes announcing only one prefix: 542
LACNIC Region transit ASes present in the Internet Routing Table: 342
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: 747
Number of LACNIC addresses announced to Internet: 124659464
Equivalent to 7 /8s, 110 /16s and 39 /24s
Percentage of available LACNIC address space announced: 74.3
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: 10573
Total AfriNIC prefixes after maximum aggregation: 2413
AfriNIC Deaggregation factor: 4.38
Prefixes being announced from the AfriNIC address blocks: 11152
Unique aggregates announced from the AfriNIC address blocks: 3742
AfriNIC Region origin ASes present in the Internet Routing Table: 606
AfriNIC Prefixes per ASN: 18.40
AfriNIC Region origin ASes announcing only one prefix: 177
AfriNIC Region transit ASes present in the Internet Routing Table: 129
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 7
Number of AfriNIC addresses announced to Internet: 45354752
Equivalent to 2 /8s, 180 /16s and 15 /24s
Percentage of available AfriNIC address space announced: 45.1
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 2929 11558 922 Korea Telecom (KIX)
17974 2503 840 86 PT TELEKOMUNIKASI INDONESIA
7545 1829 301 89 TPG Internet Pty Ltd
4755 1698 390 189 TATA Communications formerly
9829 1453 1158 43 BSNL National Internet Backbo
9583 1284 98 535 Sify Limited
7552 1161 1070 12 Vietel Corporation
4808 1117 2058 322 CNCGROUP IP network: China169
9498 1067 310 75 BHARTI Airtel Ltd.
24560 1058 385 161 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 3049 3695 95 bellsouth.net, inc.
7029 2134 1266 215 Windstream Communications Inc
18566 2080 382 185 Covad Communications
22773 1987 2929 124 Cox Communications, Inc.
1785 1958 677 123 PaeTec Communications, Inc.
20115 1682 1612 621 Charter Communications
4323 1614 1140 402 Time Warner Telecom
30036 1345 292 686 Mediacom Communications Corp
7018 1307 10810 855 AT&T WorldNet Services
11492 1207 221 334 Cable One
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 1789 544 16 Corbina telecom
2118 1116 97 13 EUnet/RELCOM Autonomous Syste
34984 1082 232 205 BILISIM TELEKOM
13188 839 99 30 Educational Network
12479 836 784 69 Uni2 Autonomous System
20940 768 262 610 Akamai Technologies European
31148 767 40 18 FreeNet ISP
6830 714 2313 435 UPC Distribution Services
8551 708 370 43 Bezeq International
58113 632 70 377 LIR DATACENTER TELECOM 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
10620 2345 403 227 TVCABLE BOGOTA
28573 2331 1332 85 NET Servicos de Comunicao S.A
7303 1681 1147 207 Telecom Argentina Stet-France
8151 1352 2727 399 UniNet S.A. de C.V.
6503 1261 435 68 AVANTEL, S.A.
14754 944 128 77 Telgua S. A.
18881 810 716 18 Global Village Telecom
27947 785 86 101 Telconet S.A
3816 688 306 85 Empresa Nacional de Telecomun
7738 650 1306 35 Telecomunicacoes da Bahia 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
36998 1286 80 4 MOBITEL
24863 894 274 34 LINKdotNET AS number
6713 535 615 23 Itissalat Al-MAGHRIB
8452 516 958 13 TEDATA
24835 342 80 8 RAYA Telecom - Egypt
3741 262 906 220 The Internet Solution
12258 193 28 67 Vodacom Internet Company
15706 191 32 6 Sudatel Internet Exchange Aut
29975 191 667 21 Vodacom
16637 187 696 90 MTN Network Solutions
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 3049 3695 95 bellsouth.net, inc.
4766 2929 11558 922 Korea Telecom (KIX)
17974 2503 840 86 PT TELEKOMUNIKASI INDONESIA
10620 2345 403 227 TVCABLE BOGOTA
28573 2331 1332 85 NET Servicos de Comunicao S.A
7029 2134 1266 215 Windstream Communications Inc
18566 2080 382 185 Covad Communications
22773 1987 2929 124 Cox Communications, Inc.
1785 1958 677 123 PaeTec Communications, Inc.
7545 1829 301 89 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
17974 2503 2417 PT TELEKOMUNIKASI INDONESIA
28573 2331 2246 NET Servicos de Comunicao S.A
10620 2345 2118 TVCABLE BOGOTA
4766 2929 2007 Korea Telecom (KIX)
7029 2134 1919 Windstream Communications Inc
18566 2080 1895 Covad Communications
22773 1987 1863 Cox Communications, Inc.
1785 1958 1835 PaeTec Communications, Inc.
8402 1789 1773 Corbina telecom
7545 1829 1740 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
65119 PRIVATE 8.36.67.0/24 6352 E*Trade Group
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
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
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.
64.185.228.0/24 27431 JTL Networks Inc.
64.185.229.0/24 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 /12:248
/13:483 /14:867 /15:1563 /16:12653 /17:6626 /18:10922
/19:21724 /20:31433 /21:33532 /22:45943 /23:41406 /24:233050
/25:1367 /26:1770 /27:860 /28:180 /29:75 /30:17
/31:0 /32:20
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2030 2080 Covad Communications
6389 1751 3049 bellsouth.net, inc.
7029 1558 2134 Windstream Communications Inc
8402 1515 1789 Corbina telecom
22773 1302 1987 Cox Communications, Inc.
36998 1280 1286 MOBITEL
30036 1229 1345 Mediacom Communications Corp
11492 1169 1207 Cable One
1785 1038 1958 PaeTec Communications, Inc.
7011 952 1200 Citizens Utilities
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:717 2:723 3:3 4:13 5:690 6:3
8:502 12:1927 13:3 14:750 15:11 16:3
17:8 20:24 23:245 24:1799 27:1464 31:1149
32:54 33:2 34:5 36:27 37:1332 38:859
39:2 40:159 41:2660 42:177 44:4 46:1763
47:1 49:609 50:664 52:12 54:28 55:11
57:28 58:1088 59:571 60:295 61:1353 62:1033
63:2042 64:4286 65:2178 66:4234 67:2055 68:1104
69:3262 70:862 71:523 72:1899 74:2551 75:407
76:287 77:1083 78:1030 79:567 80:1235 81:972
82:621 83:556 84:558 85:1162 86:474 87:946
88:375 89:1755 90:262 91:5431 92:604 93:1740
94:1871 95:1571 96:497 97:335 98:1037 99:40
100:29 101:300 103:2261 105:517 106:131 107:207
108:512 109:1802 110:854 111:1011 112:494 113:761
114:681 115:925 116:868 117:800 118:1003 119:1268
120:376 121:707 122:1735 123:1194 124:1319 125:1309
128:539 129:207 130:323 131:643 132:325 133:143
134:253 135:62 136:222 137:237 138:342 139:169
140:197 141:313 142:528 143:385 144:491 145:88
146:517 147:354 148:701 149:357 150:156 151:433
152:404 153:196 154:31 155:377 156:249 157:393
158:266 159:713 160:336 161:426 162:375 163:204
164:579 165:453 166:396 167:573 168:1007 169:131
170:1023 171:168 172:4 173:1588 174:582 175:424
176:1176 177:1739 178:1761 179:1 180:1377 181:267
182:1199 183:336 184:659 185:277 186:2330 187:1304
188:1933 189:1448 190:6610 192:6392 193:5666 194:4513
195:3485 196:1300 197:897 198:4199 199:5251 200:6037
201:2205 202:8904 203:8742 204:4488 205:2548 206:2777
207:2775 208:4066 209:3522 210:2903 211:1559 212:1999
213:1965 214:911 215:97 216:5192 217:1577 218:603
219:329 220:1263 221:546 222:316 223:476
End of report
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