Routing Table Report 00:00 GMT Thu 14 Apr, 2011
NB: RouteViews data includes iBGP information from some ASNs.
Treat the information provided below appropriately.
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/rviews/
Analysis Summary
----------------
BGP routing table entries examined: 357518
Prefixes after maximum aggregation: 161457
Deaggregation factor: 2.21
Unique aggregates announced to Internet: 174953
Total ASes present in the Internet Routing Table: 37291
Prefixes per ASN: 9.59
Origin-only ASes present in the Internet Routing Table: 31262
Origin ASes announcing only one prefix: 15006
Transit ASes present in the Internet Routing Table: 5034
Transit-only ASes present in the Internet Routing Table: 105
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 24
Max AS path prepend of ASN (32374) 19
Prefixes from unregistered ASNs in the Routing Table: 2892
Unregistered ASNs in the Routing Table: 279
Number of 32-bit ASNs allocated by the RIRs: 1286
Number of 32-bit ASNs visible in the Routing Table: 995
Prefixes from 32-bit ASNs in the Routing Table: 2194
Special use prefixes present in the Routing Table: 76
Prefixes being announced from unallocated address space: 171
Number of addresses announced to Internet: 2411719225
Equivalent to 143 /8s, 191 /16s and 234 /24s
Percentage of available address space announced: 65.1
Percentage of allocated address space announced: 65.1
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 90.5
Total number of prefixes smaller than registry allocations: 147748
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 85982
Total APNIC prefixes after maximum aggregation: 28758
APNIC Deaggregation factor: 2.99
Prefixes being announced from the APNIC address blocks: 83083
Unique aggregates announced from the APNIC address blocks: 37075
APNIC Region origin ASes present in the Internet Routing Table: 4392
APNIC Prefixes per ASN: 18.92
APNIC Region origin ASes announcing only one prefix: 1239
APNIC Region transit ASes present in the Internet Routing Table: 686
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 47
Number of APNIC addresses announced to Internet: 608769217
Equivalent to 36 /8s, 73 /16s and 20 /24s
Percentage of available APNIC address space announced: 77.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079
55296-56319, 131072-132095
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, 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: 141972
Total ARIN prefixes after maximum aggregation: 72999
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 114213
Unique aggregates announced from the ARIN address blocks: 45126
ARIN Region origin ASes present in the Internet Routing Table: 14331
ARIN Prefixes per ASN: 7.97
ARIN Region origin ASes announcing only one prefix: 5454
ARIN Region transit ASes present in the Internet Routing Table: 1454
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 11
Number of ARIN addresses announced to Internet: 797964824
Equivalent to 47 /8s, 143 /16s and 250 /24s
Percentage of available ARIN address space announced: 63.4
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, 173/8,
174/8, 184/8, 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: 86809
Total RIPE prefixes after maximum aggregation: 47895
RIPE Deaggregation factor: 1.81
Prefixes being announced from the RIPE address blocks: 79225
Unique aggregates announced from the RIPE address blocks: 50295
RIPE Region origin ASes present in the Internet Routing Table: 15530
RIPE Prefixes per ASN: 5.10
RIPE Region origin ASes announcing only one prefix: 7750
RIPE Region transit ASes present in the Internet Routing Table: 2467
Average RIPE Region AS path length visible: 4.0
Max RIPE Region AS path length visible: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 740
Number of RIPE addresses announced to Internet: 466761020
Equivalent to 27 /8s, 210 /16s and 53 /24s
Percentage of available RIPE address space announced: 75.2
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
196608-198655
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,
176/8, 178/8, 185/8, 193/8, 194/8, 195/8, 212/8,
213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 32510
Total LACNIC prefixes after maximum aggregation: 7492
LACNIC Deaggregation factor: 4.34
Prefixes being announced from the LACNIC address blocks: 31494
Unique aggregates announced from the LACNIC address blocks: 16464
LACNIC Region origin ASes present in the Internet Routing Table: 1436
LACNIC Prefixes per ASN: 21.93
LACNIC Region origin ASes announcing only one prefix: 427
LACNIC Region transit ASes present in the Internet Routing Table: 258
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 192
Number of LACNIC addresses announced to Internet: 82004108
Equivalent to 4 /8s, 227 /16s and 72 /24s
Percentage of available LACNIC address space announced: 54.3
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,
200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 7687
Total AfriNIC prefixes after maximum aggregation: 1831
AfriNIC Deaggregation factor: 4.20
Prefixes being announced from the AfriNIC address blocks: 6012
Unique aggregates announced from the AfriNIC address blocks: 1887
AfriNIC Region origin ASes present in the Internet Routing Table: 446
AfriNIC Prefixes per ASN: 13.48
AfriNIC Region origin ASes announcing only one prefix: 136
AfriNIC Region transit ASes present in the Internet Routing Table: 101
Average AfriNIC Region AS path length visible: 4.4
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 5
Number of AfriNIC addresses announced to Internet: 22791168
Equivalent to 1 /8s, 91 /16s and 196 /24s
Percentage of available AfriNIC address space announced: 34.0
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
4766 1875 9509 604 Korea Telecom (KIX)
17974 1808 507 30 PT TELEKOMUNIKASI INDONESIA
7545 1496 300 80 TPG Internet Pty Ltd
4755 1441 378 162 Videsh Sanchar Nigam Ltd. Aut
24560 1137 322 203 Bharti Airtel Ltd.
9583 1052 77 496 Sify Limited
9829 1007 870 50 BSNL National Internet Backbo
17488 957 162 98 Hathway IP Over Cable Interne
4808 956 2034 277 CNCGROUP IP network: China169
18101 935 116 139 Reliance Infocom Ltd Internet
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3661 3822 256 bellsouth.net, inc.
4323 2531 1106 396 Time Warner Telecom
1785 1790 681 127 AppliedTheory Corporation
18566 1650 335 204 Covad Communications
6478 1621 307 41 AT&T Worldnet Services
20115 1588 1556 641 Charter Communications
19262 1495 4949 298 Verizon Global Networks
7018 1358 6945 887 AT&T WorldNet Services
22773 1298 2865 84 Cox Communications, Inc.
2386 1268 535 912 AT&T Data Communications Serv
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
286 1013 796 171 KPNQwest Backbone AS
9116 542 326 30 Goldenlines main autonomous s
6830 516 1776 317 UPC Distribution Services
3292 509 2013 392 TDC Tele Danmark
34984 508 98 185 Tellcom Iletisim Hizmetleri
29049 467 33 34 AzerSat LLC.
8866 447 134 26 Bulgarian Telecommunication C
20940 447 129 342 Akamai Technologies European
3320 417 7607 363 Deutsche Telekom AG
8402 417 320 32 Corbina telecom
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 1425 265 159 TVCABLE BOGOTA
28573 1277 972 86 Types of queries are: POCs, o
8151 1245 2667 367 Uninet S.A. de C.V.
6503 923 354 73 AVANTEL, S.A.
7303 923 465 148 Telecom Argentina Stet-France
14420 661 53 90 Types of queries are: POCs, o
22047 567 310 15 Types of queries are: POCs, o
3816 518 225 97 COLOMBIA TELECOMUNICACIONES S
27947 490 53 54 Telconet S.A
11172 488 99 82 Alestra
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 835 445 11 TEDATA
24863 778 147 40 LINKdotNET AS number
15475 430 90 8 Nile Online
36992 293 287 12 Etisalat MISR
3741 266 985 227 The Internet Solution
6713 235 215 13 Itissalat Al-MAGHRIB
33776 227 13 5 Starcomms Nigeria Limited
24835 222 78 10 RAYA Telecom - Egypt
29571 161 17 11 Ci Telecom Autonomous system
16637 150 441 86 Johnnic e-Ventures
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 3661 3822 256 bellsouth.net, inc.
4323 2531 1106 396 Time Warner Telecom
23456 2194 642 1191 >>UNKNOWN<<
4766 1875 9509 604 Korea Telecom (KIX)
17974 1808 507 30 PT TELEKOMUNIKASI INDONESIA
1785 1790 681 127 AppliedTheory Corporation
18566 1650 335 204 Covad Communications
6478 1621 307 41 AT&T Worldnet Services
20115 1588 1556 641 Charter Communications
7545 1496 300 80 TPG Internet Pty Ltd
Complete listing at http://thyme.rand.apnic.net/rviews/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
4323 2531 2135 Time Warner Telecom
17974 1808 1778 PT TELEKOMUNIKASI INDONESIA
1785 1790 1663 AppliedTheory Corporation
6478 1621 1580 AT&T Worldnet Services
18566 1650 1446 Covad Communications
7545 1496 1416 TPG Internet Pty Ltd
4755 1441 1279 Videsh Sanchar Nigam Ltd. Aut
4766 1875 1271 Korea Telecom (KIX)
10620 1425 1266 TVCABLE BOGOTA
11492 1263 1248 Cable One
Complete listing at http://thyme.rand.apnic.net/rviews/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
45083 UNALLOCATED 1.45.0.0/16 4808 CNCGROUP IP network:
45083 UNALLOCATED 1.45.92.0/22 4808 CNCGROUP IP network:
15132 UNALLOCATED 12.9.150.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.14.170.0/24 7018 AT&T WorldNet Servic
13746 UNALLOCATED 12.24.56.0/24 7018 AT&T WorldNet Servic
32567 UNALLOCATED 12.25.107.0/24 4323 Time Warner Telecom
26973 UNALLOCATED 12.39.152.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.154.0/23 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.155.0/24 7018 AT&T WorldNet Servic
26973 UNALLOCATED 12.39.159.0/24 7018 AT&T WorldNet Servic
Complete listing at http://thyme.rand.apnic.net/rviews/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.29.244.56/29 286 KPNQwest Backbone AS
10.29.245.1/32 286 KPNQwest Backbone AS
10.29.245.2/32 286 KPNQwest Backbone AS
10.29.245.15/32 286 KPNQwest Backbone AS
10.29.245.19/32 286 KPNQwest Backbone AS
10.29.245.20/32 286 KPNQwest Backbone AS
10.29.245.21/32 286 KPNQwest Backbone AS
10.29.245.22/32 286 KPNQwest Backbone AS
10.29.245.25/32 286 KPNQwest Backbone AS
10.29.245.26/32 286 KPNQwest Backbone AS
Complete listing at http://thyme.rand.apnic.net/rviews/data-dsua
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
2.56.0.0/16 44559 E-Rent LLC
24.225.128.0/18 36377 Comcast Telecommunications, I
24.225.192.0/23 36377 Comcast Telecommunications, I
24.225.192.0/18 36377 Comcast Telecommunications, I
24.225.224.0/21 36377 Comcast Telecommunications, I
24.225.237.0/24 36377 Comcast Telecommunications, I
24.225.248.0/21 36377 Comcast Telecommunications, I
31.7.8.0/21 8676 PRT Systems Ltd
31.7.40.0/21 35063 TKChopin Computer Centre
31.7.56.0/21 51852 Private Layer INC
Complete listing at http://thyme.rand.apnic.net/rviews/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 /8:20 /9:12 /10:26 /11:77 /12:220
/13:452 /14:778 /15:1403 /16:11718 /17:5991 /18:9763
/19:19642 /20:25677 /21:25921 /22:34099 /23:32942 /24:186157
/25:371 /26:351 /27:166 /28:174 /29:202 /30:658
/31:60 /32:638
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2257 3661 bellsouth.net, inc.
18566 1628 1650 Covad Communications
6478 1575 1621 AT&T Worldnet Services
4323 1353 2531 Time Warner Telecom
10620 1315 1425 TVCABLE BOGOTA
11492 1212 1263 Cable One
23456 1138 2194 >>UNKNOWN<<
7011 1062 1161 Citizens Utilities
1785 1057 1790 AppliedTheory Corporation
286 875 1013 KPNQwest Backbone AS
Complete listing at http://thyme.rand.apnic.net/rviews/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:255 2:79 4:18 5:1 8:350 12:2004
13:1 14:437 15:15 16:3 17:8 20:9
23:5 24:1621 27:718 31:220 32:126 33:3
34:2 37:1 38:763 39:1 40:101 41:2364
42:1 44:3 46:827 47:4 49:173 50:165
52:13 55:5 56:2 57:39 58:846 59:492
60:387 61:1242 62:1005 63:1933 64:3916 65:2334
66:4346 67:1829 68:1257 69:3051 70:745 71:350
72:1936 73:3 74:2396 75:298 76:345 77:890
78:697 79:471 80:1081 81:834 82:515 83:455
84:664 85:1072 86:613 87:772 88:343 89:1613
90:180 91:3690 92:516 93:1074 94:1286 95:797
96:450 97:250 98:824 99:35 101:61 103:1
106:2 107:4 108:78 109:959 110:542 111:691
112:324 113:388 114:528 115:681 116:952 117:675
118:800 119:1129 120:290 121:676 122:1632 123:1061
124:1247 125:1265 128:265 129:167 130:173 131:565
132:103 133:20 134:218 135:49 136:213 137:142
138:302 139:115 140:488 141:174 142:377 143:391
144:483 145:53 146:444 147:216 148:594 149:234
150:170 151:187 152:306 153:180 154:3 155:364
156:189 157:355 158:132 159:380 160:315 161:243
162:277 163:164 164:490 165:368 166:514 167:419
168:725 169:155 170:778 171:75 172:1 173:1275
174:533 175:353 177:71 178:853 180:808 181:7
182:421 183:197 184:323 185:1 186:1129 187:832
188:958 189:1005 190:4851 192:5810 193:4828 194:3513
195:3101 196:1209 197:16 198:3581 199:3921 200:5551
201:1506 202:8370 203:8428 204:4128 205:2329 206:2670
207:3032 208:3956 209:3515 210:2728 211:1363 212:2034
213:1776 214:729 215:67 216:4892 217:1664 218:561
219:385 220:1196 221:478 222:340 223:131
End of report
_______________________________________________
bgp-stats mailing list
bgp-stats@lists.apnic.net
http://mailman.apnic.net/mailman/listinfo/bgp-stats
No comments:
Post a Comment