[afnog] Weekly Routing Table Report
Routing Analysis Role Account
cscora at apnic.net
Fri Feb 15 18:33:21 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 16 Feb, 2013
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 443072
Prefixes after maximum aggregation: 182226
Deaggregation factor: 2.43
Unique aggregates announced to Internet: 217209
Total ASes present in the Internet Routing Table: 43311
Prefixes per ASN: 10.23
Origin-only ASes present in the Internet Routing Table: 34169
Origin ASes announcing only one prefix: 15936
Transit ASes present in the Internet Routing Table: 5755
Transit-only ASes present in the Internet Routing Table: 141
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 29
Max AS path prepend of ASN ( 28730) 25
Prefixes from unregistered ASNs in the Routing Table: 384
Unregistered ASNs in the Routing Table: 139
Number of 32-bit ASNs allocated by the RIRs: 3756
Number of 32-bit ASNs visible in the Routing Table: 3387
Prefixes from 32-bit ASNs in the Routing Table: 9286
Special use prefixes present in the Routing Table: 17
Prefixes being announced from unallocated address space: 188
Number of addresses announced to Internet: 2616732428
Equivalent to 155 /8s, 248 /16s and 43 /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: 94.3
Total number of prefixes smaller than registry allocations: 156364
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 106392
Total APNIC prefixes after maximum aggregation: 33093
APNIC Deaggregation factor: 3.21
Prefixes being announced from the APNIC address blocks: 107472
Unique aggregates announced from the APNIC address blocks: 43908
APNIC Region origin ASes present in the Internet Routing Table: 4816
APNIC Prefixes per ASN: 22.32
APNIC Region origin ASes announcing only one prefix: 1237
APNIC Region transit ASes present in the Internet Routing Table: 807
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: 429
Number of APNIC addresses announced to Internet: 718760448
Equivalent to 42 /8s, 215 /16s and 106 /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: 155600
Total ARIN prefixes after maximum aggregation: 78739
ARIN Deaggregation factor: 1.98
Prefixes being announced from the ARIN address blocks: 156259
Unique aggregates announced from the ARIN address blocks: 70972
ARIN Region origin ASes present in the Internet Routing Table: 15463
ARIN Prefixes per ASN: 10.11
ARIN Region origin ASes announcing only one prefix: 5840
ARIN Region transit ASes present in the Internet Routing Table: 1600
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: 1076205440
Equivalent to 64 /8s, 37 /16s and 151 /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: 113997
Total RIPE prefixes after maximum aggregation: 58785
RIPE Deaggregation factor: 1.94
Prefixes being announced from the RIPE address blocks: 117156
Unique aggregates announced from the RIPE address blocks: 74884
RIPE Region origin ASes present in the Internet Routing Table: 17064
RIPE Prefixes per ASN: 6.87
RIPE Region origin ASes announcing only one prefix: 8151
RIPE Region transit ASes present in the Internet Routing Table: 2778
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: 2190
Number of RIPE addresses announced to Internet: 653473892
Equivalent to 38 /8s, 243 /16s and 56 /24s
Percentage of available RIPE address space announced: 95.0
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, 47104-52223, 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: 47136
Total LACNIC prefixes after maximum aggregation: 9119
LACNIC Deaggregation factor: 5.17
Prefixes being announced from the LACNIC address blocks: 50849
Unique aggregates announced from the LACNIC address blocks: 23570
LACNIC Region origin ASes present in the Internet Routing Table: 1810
LACNIC Prefixes per ASN: 28.09
LACNIC Region origin ASes announcing only one prefix: 526
LACNIC Region transit ASes present in the Internet Routing Table: 342
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: 743
Number of LACNIC addresses announced to Internet: 123073832
Equivalent to 7 /8s, 85 /16s and 245 /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: 10524
Total AfriNIC prefixes after maximum aggregation: 2437
AfriNIC Deaggregation factor: 4.32
Prefixes being announced from the AfriNIC address blocks: 11148
Unique aggregates announced from the AfriNIC address blocks: 3706
AfriNIC Region origin ASes present in the Internet Routing Table: 599
AfriNIC Prefixes per ASN: 18.61
AfriNIC Region origin ASes announcing only one prefix: 182
AfriNIC Region transit ASes present in the Internet Routing Table: 134
Average AfriNIC Region AS path length visible: 4.7
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: 44860416
Equivalent to 2 /8s, 172 /16s and 132 /24s
Percentage of available AfriNIC address space announced: 44.6
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 2938 11558 924 Korea Telecom (KIX)
17974 2486 824 85 PT TELEKOMUNIKASI INDONESIA
7545 1824 301 88 TPG Internet Pty Ltd
4755 1686 382 190 TATA Communications formerly
9829 1430 1144 44 BSNL National Internet Backbo
9583 1207 89 501 Sify Limited
7552 1161 1070 12 Vietel Corporation
4808 1109 2040 316 CNCGROUP IP network: China169
9498 1061 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 3065 3696 101 bellsouth.net, inc.
7029 2170 1265 211 Windstream Communications Inc
18566 2080 382 185 Covad Communications
22773 1987 2931 128 Cox Communications, Inc.
1785 1955 677 125 PaeTec Communications, Inc.
20115 1692 1610 616 Charter Communications
4323 1603 1139 396 Time Warner Telecom
30036 1344 287 686 Mediacom Communications Corp
7018 1301 10552 856 AT&T WorldNet Services
11492 1197 217 334 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 1858 544 16 Corbina telecom
2118 1115 97 13 EUnet/RELCOM Autonomous Syste
34984 1054 232 203 BILISIM TELEKOM
13188 850 99 26 Educational Network
12479 819 783 68 Uni2 Autonomous System
31148 758 39 18 FreeNet ISP
20940 750 255 592 Akamai Technologies European
6830 712 2313 433 UPC Distribution Services
8551 711 367 39 Bezeq International
34744 670 185 43 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 2381 1327 87 NET Servicos de Comunicao S.A
10620 2319 397 223 TVCABLE BOGOTA
7303 1679 1147 206 Telecom Argentina Stet-France
8151 1506 2824 396 UniNet S.A. de C.V.
6503 1445 435 67 AVANTEL, S.A.
14754 939 120 78 Telgua S. A.
27947 776 86 98 Telconet S.A
18881 771 716 18 Global Village Telecom
3816 686 306 87 Empresa Nacional de Telecomun
7738 613 1242 34 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 898 275 36 LINKdotNET AS number
8452 542 958 13 TEDATA
6713 503 602 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
29975 191 667 21 Vodacom
16637 189 696 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 3065 3696 101 bellsouth.net, inc.
4766 2938 11558 924 Korea Telecom (KIX)
17974 2486 824 85 PT TELEKOMUNIKASI INDONESIA
28573 2381 1327 87 NET Servicos de Comunicao S.A
10620 2319 397 223 TVCABLE BOGOTA
7029 2170 1265 211 Windstream Communications Inc
18566 2080 382 185 Covad Communications
22773 1987 2931 128 Cox Communications, Inc.
1785 1955 677 125 PaeTec Communications, Inc.
8402 1858 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 2486 2401 PT TELEKOMUNIKASI INDONESIA
28573 2381 2294 NET Servicos de Comunicao S.A
10620 2319 2096 TVCABLE BOGOTA
4766 2938 2014 Korea Telecom (KIX)
7029 2170 1959 Windstream Communications Inc
18566 2080 1895 Covad Communications
22773 1987 1859 Cox Communications, Inc.
8402 1858 1842 Corbina telecom
1785 1955 1830 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
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.
64.185.228.0/24 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
/13:483 /14:865 /15:1553 /16:12565 /17:6594 /18:11003
/19:21737 /20:31235 /21:33357 /22:45541 /23:41171 /24:232283
/25:1389 /26:1750 /27:859 /28:182 /29:75 /30:16
/31:0 /32:21
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
18566 2030 2080 Covad Communications
6389 1758 3065 bellsouth.net, inc.
8402 1585 1858 Corbina telecom
7029 1554 2170 Windstream Communications Inc
22773 1303 1987 Cox Communications, Inc.
36998 1280 1286 MOBITEL
30036 1235 1344 Mediacom Communications Corp
11492 1160 1197 Cable One
1785 1035 1955 PaeTec Communications, Inc.
6503 965 1445 AVANTEL, S.A.
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:672 2:747 3:3 4:13 5:760 6:3
8:499 12:1935 13:3 14:741 15:11 16:3
17:8 20:24 23:240 24:1798 27:1445 31:1131
32:54 33:2 34:5 36:11 37:1288 38:847
39:2 40:141 41:2713 42:179 44:4 46:1743
47:1 49:579 50:654 52:12 54:28 55:9
57:28 58:1079 59:560 60:251 61:1321 62:1027
63:2027 64:4308 65:2147 66:4263 67:2046 68:1125
69:3267 70:856 71:525 72:1875 74:2531 75:421
76:289 77:1078 78:1036 79:542 80:1215 81:972
82:627 83:538 84:558 85:1155 86:475 87:929
88:382 89:1746 90:278 91:5412 92:622 93:1693
94:2056 95:1589 96:506 97:336 98:1037 99:52
100:30 101:315 103:2122 105:519 106:131 107:206
108:511 109:1764 110:855 111:1014 112:487 113:739
114:684 115:920 116:876 117:787 118:984 119:1272
120:377 121:701 122:1738 123:1183 124:1320 125:1310
128:541 129:202 130:316 131:641 132:328 133:143
134:259 135:62 136:222 137:236 138:342 139:159
140:216 141:316 142:519 143:369 144:478 145:88
146:525 147:335 148:720 149:349 150:156 151:400
152:400 153:191 154:28 155:367 156:242 157:387
158:260 159:712 160:333 161:422 162:361 163:203
164:577 165:450 166:436 167:572 168:1010 169:131
170:940 171:164 172:4 173:1548 174:586 175:417
176:1166 177:1670 178:1742 180:1384 181:231 182:1153
183:321 184:635 185:236 186:2260 187:1427 188:1936
189:1539 190:6638 192:6322 193:5654 194:4643 195:3678
196:1290 197:891 198:4154 199:5221 200:6025 201:2146
202:8887 203:8759 204:4470 205:2544 206:2803 207:2810
208:4059 209:3508 210:2920 211:1565 212:1937 213:1904
214:901 215:93 216:5095 217:1586 218:594 219:328
220:1263 221:549 222:329 223:421
End of report
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