[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Jun 14 18:33:11 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 15 Jun, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 455698
Prefixes after maximum aggregation: 185776
Deaggregation factor: 2.45
Unique aggregates announced to Internet: 226123
Total ASes present in the Internet Routing Table: 44284
Prefixes per ASN: 10.29
Origin-only ASes present in the Internet Routing Table: 34691
Origin ASes announcing only one prefix: 16153
Transit ASes present in the Internet Routing Table: 5876
Transit-only ASes present in the Internet Routing Table: 150
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 55
Max AS path prepend of ASN ( 56484) 51
Prefixes from unregistered ASNs in the Routing Table: 844
Unregistered ASNs in the Routing Table: 367
Number of 32-bit ASNs allocated by the RIRs: 4791
Number of 32-bit ASNs visible in the Routing Table: 3717
Prefixes from 32-bit ASNs in the Routing Table: 10806
Special use prefixes present in the Routing Table: 25
Prefixes being announced from unallocated address space: 229
Number of addresses announced to Internet: 2642097068
Equivalent to 157 /8s, 123 /16s and 51 /24s
Percentage of available address space announced: 71.4
Percentage of allocated address space announced: 71.4
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 94.6
Total number of prefixes smaller than registry allocations: 159877
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 109564
Total APNIC prefixes after maximum aggregation: 33495
APNIC Deaggregation factor: 3.27
Prefixes being announced from the APNIC address blocks: 111077
Unique aggregates announced from the APNIC address blocks: 45247
APNIC Region origin ASes present in the Internet Routing Table: 4852
APNIC Prefixes per ASN: 22.89
APNIC Region origin ASes announcing only one prefix: 1226
APNIC Region transit ASes present in the Internet Routing Table: 822
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 572
Number of APNIC addresses announced to Internet: 725150944
Equivalent to 43 /8s, 56 /16s and 236 /24s
Percentage of available APNIC address space announced: 84.7
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: 158888
Total ARIN prefixes after maximum aggregation: 80309
ARIN Deaggregation factor: 1.98
Prefixes being announced from the ARIN address blocks: 159495
Unique aggregates announced from the ARIN address blocks: 73943
ARIN Region origin ASes present in the Internet Routing Table: 15730
ARIN Prefixes per ASN: 10.14
ARIN Region origin ASes announcing only one prefix: 5982
ARIN Region transit ASes present in the Internet Routing Table: 1647
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: 19
Number of ARIN addresses announced to Internet: 1081940032
Equivalent to 64 /8s, 125 /16s and 24 /24s
Percentage of available ARIN address space announced: 57.2
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, 62464-63487, 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: 117300
Total RIPE prefixes after maximum aggregation: 60050
RIPE Deaggregation factor: 1.95
Prefixes being announced from the RIPE address blocks: 120868
Unique aggregates announced from the RIPE address blocks: 78057
RIPE Region origin ASes present in the Internet Routing Table: 17215
RIPE Prefixes per ASN: 7.02
RIPE Region origin ASes announcing only one prefix: 8166
RIPE Region transit ASes present in the Internet Routing Table: 2833
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 2358
Number of RIPE addresses announced to Internet: 656316516
Equivalent to 39 /8s, 30 /16s and 152 /24s
Percentage of available RIPE address space announced: 95.4
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: 48304
Total LACNIC prefixes after maximum aggregation: 9400
LACNIC Deaggregation factor: 5.14
Prefixes being announced from the LACNIC address blocks: 52699
Unique aggregates announced from the LACNIC address blocks: 24771
LACNIC Region origin ASes present in the Internet Routing Table: 1960
LACNIC Prefixes per ASN: 26.89
LACNIC Region origin ASes announcing only one prefix: 590
LACNIC Region transit ASes present in the Internet Routing Table: 364
Average LACNIC Region AS path length visible: 4.8
Max LACNIC Region AS path length visible: 29
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 762
Number of LACNIC addresses announced to Internet: 131745576
Equivalent to 7 /8s, 218 /16s and 71 /24s
Percentage of available LACNIC address space announced: 78.5
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-62463, 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: 10741
Total AfriNIC prefixes after maximum aggregation: 2481
AfriNIC Deaggregation factor: 4.33
Prefixes being announced from the AfriNIC address blocks: 11330
Unique aggregates announced from the AfriNIC address blocks: 3893
AfriNIC Region origin ASes present in the Internet Routing Table: 632
AfriNIC Prefixes per ASN: 17.93
AfriNIC Region origin ASes announcing only one prefix: 189
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: 6
Number of AfriNIC addresses announced to Internet: 46645504
Equivalent to 2 /8s, 199 /16s and 193 /24s
Percentage of available AfriNIC address space announced: 46.3
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 2945 11561 922 Korea Telecom (KIX)
17974 2545 855 91 PT TELEKOMUNIKASI INDONESIA
7545 1999 320 108 TPG Internet Pty Ltd
4755 1744 391 191 TATA Communications formerly
9829 1517 1205 40 BSNL National Internet Backbo
9583 1218 91 503 Sify Limited
7552 1162 1080 13 Vietel Corporation
4808 1144 2124 334 CNCGROUP IP network: China169
9498 1129 309 70 BHARTI Airtel Ltd.
24560 1077 394 164 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 3007 3691 75 bellsouth.net, inc.
18566 2065 382 184 Covad Communications
1785 1992 677 124 PaeTec Communications, Inc.
22773 1984 2927 122 Cox Communications, Inc.
20115 1665 1618 615 Charter Communications
4323 1625 1138 406 Time Warner Telecom
701 1535 11143 800 UUNET Technologies, Inc.
30036 1328 297 642 Mediacom Communications Corp
7018 1297 11039 830 AT&T WorldNet Services
11492 1218 216 359 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 1667 544 16 Corbina telecom
34984 1276 244 222 BILISIM TELEKOM
2118 1069 97 13 EUnet/RELCOM Autonomous Syste
20940 891 312 695 Akamai Technologies European
13188 808 98 82 Educational Network
31148 802 40 25 FreeNet ISP
8551 772 370 44 Bezeq International
6830 766 2376 440 UPC Distribution Services
12479 677 786 59 Uni2 Autonomous System
34744 676 173 59 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
10620 2660 418 208 TVCABLE BOGOTA
28573 2655 1534 167 NET Servicos de Comunicao S.A
7303 1730 1154 225 Telecom Argentina Stet-France
8151 1283 2721 401 UniNet S.A. de C.V.
18881 995 844 20 Global Village Telecom
6503 865 434 65 AVANTEL, S.A.
27947 842 89 106 Telconet S.A
3816 715 306 85 Empresa Nacional de Telecomun
7738 698 1370 35 Telecomunicacoes da Bahia S.A
6147 665 374 25 Telefonica Del Peru
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 1237 80 4 MOBITEL
24863 885 274 31 LINKdotNET AS number
6713 537 617 25 Itissalat Al-MAGHRIB
8452 455 956 9 TEDATA
24835 344 80 8 RAYA Telecom - Egypt
3741 261 922 219 The Internet Solution
15706 222 32 6 Sudatel Internet Exchange Aut
29571 205 17 9 Ci Telecom Autonomous system
12258 192 28 66 Vodacom Internet Company
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 3007 3691 75 bellsouth.net, inc.
4766 2945 11561 922 Korea Telecom (KIX)
10620 2660 418 208 TVCABLE BOGOTA
28573 2655 1534 167 NET Servicos de Comunicao S.A
17974 2545 855 91 PT TELEKOMUNIKASI INDONESIA
18566 2065 382 184 Covad Communications
7545 1999 320 108 TPG Internet Pty Ltd
1785 1992 677 124 PaeTec Communications, Inc.
22773 1984 2927 122 Cox Communications, Inc.
4755 1744 391 191 TATA Communications formerly
Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
28573 2655 2488 NET Servicos de Comunicao S.A
17974 2545 2454 PT TELEKOMUNIKASI INDONESIA
10620 2660 2452 TVCABLE BOGOTA
4766 2945 2023 Korea Telecom (KIX)
7545 1999 1891 TPG Internet Pty Ltd
18566 2065 1881 Covad Communications
1785 1992 1868 PaeTec Communications, Inc.
22773 1984 1862 Cox Communications, Inc.
8402 1667 1651 Corbina telecom
4755 1744 1553 TATA Communications formerly
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
128.0.46.0/23 39743 Mobimax Telecom SRL
128.0.53.0/24 60993 Totalsoft SA
128.0.54.0/24 60972 Carpatair SA
128.0.55.0/24 48571 SC efectRO SRL
128.0.57.0/24 60993 Totalsoft SA
128.0.58.0/23 9050 RTD-ROMTELECOM Autonomous Sys
128.0.60.0/24 9050 RTD-ROMTELECOM Autonomous Sys
Complete listing at http://thyme.rand.apnic.net/current/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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.
64.185.230.0/24 27431 JTL Networks Inc.
64.185.231.0/24 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 /9:11 /10:30 /11:91 /12:250
/13:484 /14:899 /15:1600 /16:12706 /17:6653 /18:11160
/19:22176 /20:32045 /21:34349 /22:47590 /23:42254 /24:239425
/25:1305 /26:1660 /27:851 /28:46 /29:61 /30:18
/31:0 /32:17
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2016 2065 Covad Communications
6389 1726 3007 bellsouth.net, inc.
8402 1363 1667 Corbina telecom
22773 1292 1984 Cox Communications, Inc.
36998 1231 1237 MOBITEL
30036 1196 1328 Mediacom Communications Corp
11492 1180 1218 Cable One
1785 1062 1992 PaeTec Communications, Inc.
6983 1011 1138 ITC^Deltacom
10620 991 2660 TVCABLE BOGOTA
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:818 2:841 3:3 4:19 5:791 6:12
8:556 12:1923 13:3 14:836 15:11 16:3
17:10 20:17 23:370 24:1765 27:1473 31:1320
32:43 33:2 34:5 36:40 37:1855 38:874
39:2 40:170 41:2693 42:195 44:6 46:1929
47:2 49:660 50:734 52:11 54:35 55:5
57:26 58:1150 59:575 60:314 61:1405 62:1126
63:2022 64:4320 65:2162 66:4178 67:2054 68:1081
69:3264 70:786 71:488 72:1917 74:2475 75:323
76:303 77:1134 78:1051 79:614 80:1273 81:1007
82:654 83:577 84:541 85:1163 86:454 87:994
88:538 89:1748 90:147 91:5526 92:606 93:1667
94:1865 95:1653 96:513 97:346 98:1005 99:42
100:30 101:327 103:2790 105:517 106:146 107:208
108:514 109:1822 110:904 111:1053 112:544 113:813
114:709 115:964 116:963 117:799 118:1093 119:1313
120:379 121:730 122:1798 123:1220 124:1368 125:1377
128:639 129:223 130:326 131:662 132:341 133:148
134:267 135:67 136:222 137:242 138:359 139:193
140:212 141:332 142:538 143:383 144:500 145:93
146:507 147:384 148:686 149:369 150:157 151:506
152:419 153:188 154:42 155:408 156:268 157:396
158:279 159:732 160:343 161:447 162:420 163:221
164:598 165:497 166:273 167:597 168:1018 169:130
170:1052 171:181 172:21 173:1584 174:546 175:469
176:966 177:2057 178:1860 179:29 180:1460 181:465
182:1231 183:387 184:692 185:540 186:2293 187:1289
188:2150 189:1250 190:6835 192:6721 193:5667 194:4590
195:3430 196:1348 197:936 198:4482 199:5338 200:5988
201:2238 202:8827 203:8901 204:4514 205:2578 206:2799
207:2845 208:4046 209:3618 210:2956 211:1506 212:2186
213:1972 214:926 215:98 216:5235 217:1621 218:619
219:335 220:1281 221:557 222:322 223:456
End of report
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