Routing Table Report 04:00 +10GMT Tue 23 Aug, 2011
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 367853
Prefixes after maximum aggregation: 166667
Deaggregation factor: 2.21
Unique aggregates announced to Internet: 182543
Total ASes present in the Internet Routing Table: 38566
Prefixes per ASN: 9.54
Origin-only ASes present in the Internet Routing Table: 31997
Origin ASes announcing only one prefix: 15364
Transit ASes present in the Internet Routing Table: 5226
Transit-only ASes present in the Internet Routing Table: 146
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 34
Max AS path prepend of ASN (22394) 31
Prefixes from unregistered ASNs in the Routing Table: 1114
Unregistered ASNs in the Routing Table: 636
Number of 32-bit ASNs allocated by the RIRs: 1669
Number of 32-bit ASNs visible in the Routing Table: 1343
Prefixes from 32-bit ASNs in the Routing Table: 3101
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 109
Number of addresses announced to Internet: 2469778880
Equivalent to 147 /8s, 53 /16s and 213 /24s
Percentage of available address space announced: 66.6
Percentage of allocated address space announced: 66.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 91.2
Total number of prefixes smaller than registry allocations: 153410
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 92332
Total APNIC prefixes after maximum aggregation: 30443
APNIC Deaggregation factor: 3.03
Prefixes being announced from the APNIC address blocks: 88860
Unique aggregates announced from the APNIC address blocks: 37700
APNIC Region origin ASes present in the Internet Routing Table: 4540
APNIC Prefixes per ASN: 19.57
APNIC Region origin ASes announcing only one prefix: 1243
APNIC Region transit ASes present in the Internet Routing Table: 714
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 74
Number of APNIC addresses announced to Internet: 624506912
Equivalent to 37 /8s, 57 /16s and 56 /24s
Percentage of available APNIC address space announced: 79.2
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 131072-132095, 132096-133119
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, 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: 142325
Total ARIN prefixes after maximum aggregation: 73359
ARIN Deaggregation factor: 1.94
Prefixes being announced from the ARIN address blocks: 114262
Unique aggregates announced from the ARIN address blocks: 47098
ARIN Region origin ASes present in the Internet Routing Table: 14599
ARIN Prefixes per ASN: 7.83
ARIN Region origin ASes announcing only one prefix: 5611
ARIN Region transit ASes present in the Internet Routing Table: 1551
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 12
Number of ARIN addresses announced to Internet: 803818496
Equivalent to 47 /8s, 233 /16s and 76 /24s
Percentage of available ARIN address space announced: 63.9
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, 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: 87581
Total RIPE prefixes after maximum aggregation: 49752
RIPE Deaggregation factor: 1.76
Prefixes being announced from the RIPE address blocks: 80764
Unique aggregates announced from the RIPE address blocks: 53492
RIPE Region origin ASes present in the Internet Routing Table: 15903
RIPE Prefixes per ASN: 5.08
RIPE Region origin ASes announcing only one prefix: 7916
RIPE Region transit ASes present in the Internet Routing Table: 2504
Average RIPE Region AS path length visible: 4.6
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 961
Number of RIPE addresses announced to Internet: 487806464
Equivalent to 29 /8s, 19 /16s and 86 /24s
Percentage of available RIPE address space announced: 78.6
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: 34035
Total LACNIC prefixes after maximum aggregation: 7659
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 33288
Unique aggregates announced from the LACNIC address blocks: 17335
LACNIC Region origin ASes present in the Internet Routing Table: 1503
LACNIC Prefixes per ASN: 22.15
LACNIC Region origin ASes announcing only one prefix: 443
LACNIC Region transit ASes present in the Internet Routing Table: 280
Average LACNIC Region AS path length visible: 4.4
Max LACNIC Region AS path length visible: 19
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 292
Number of LACNIC addresses announced to Internet: 87680768
Equivalent to 5 /8s, 57 /16s and 231 /24s
Percentage of available LACNIC address space announced: 58.1
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: 8307
Total AfriNIC prefixes after maximum aggregation: 2032
AfriNIC Deaggregation factor: 4.09
Prefixes being announced from the AfriNIC address blocks: 6413
Unique aggregates announced from the AfriNIC address blocks: 2090
AfriNIC Region origin ASes present in the Internet Routing Table: 484
AfriNIC Prefixes per ASN: 13.25
AfriNIC Region origin ASes announcing only one prefix: 151
AfriNIC Region transit ASes present in the Internet Routing Table: 104
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: 4
Number of AfriNIC addresses announced to Internet: 26860800
Equivalent to 1 /8s, 153 /16s and 221 /24s
Percentage of available AfriNIC address space announced: 40.0
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 2498 11046 950 Korea Telecom (KIX)
17974 1819 516 31 PT TELEKOMUNIKASI INDONESIA
7545 1578 301 85 TPG Internet Pty Ltd
4755 1534 635 168 TATA Communications formerly
7552 1412 1064 7 Vietel Corporation
24560 1198 336 189 Bharti Airtel Ltd., Telemedia
9829 1153 989 28 BSNL National Internet Backbo
9583 1076 79 496 Sify Limited
4808 1068 2098 307 CNCGROUP IP network: China169
17488 1009 188 142 Hathway IP Over Cable Interne
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 3584 3817 227 bellsouth.net, inc.
18566 1912 364 240 Covad Communications
1785 1819 680 123 PaeTec Communications, Inc.
4323 1614 1085 397 Time Warner Telecom
20115 1586 1537 630 Charter Communications
7029 1579 991 229 Windstream Communications Inc
22773 1438 2903 97 Cox Communications, Inc.
19262 1405 4778 395 Verizon Global Networks
7018 1353 7051 884 AT&T WorldNet Services
2386 1230 516 891 AT&T Data Communications Serv
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
34984 541 107 183 BILISIM TELEKOM
6830 512 1788 317 UPC Distribution Services
20940 476 136 369 Akamai Technologies European
3292 469 2080 404 TDC Tele Danmark
8866 458 133 26 Bulgarian Telecommunication C
12479 458 593 7 Uni2 Autonomous System
3320 425 8151 371 Deutsche Telekom AG
29049 424 31 55 AzerSat LLC.
8551 404 354 44 Bezeq International
3301 399 1855 348 TeliaNet Sweden
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 1591 294 163 TVCABLE BOGOTA
8151 1397 2770 355 UniNet S.A. de C.V.
28573 1268 996 67 NET Servicos de Comunicao S.A
7303 1064 578 176 Telecom Argentina Stet-France
14420 705 56 85 CORPORACION NACIONAL DE TELEC
6503 691 450 75 AVANTEL, S.A.
22047 578 322 17 VTR PUNTO NET S.A.
3816 531 232 96 Empresa Nacional de Telecomun
27947 518 53 54 Telconet S.A
7738 515 986 31 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
24863 810 145 59 LINKdotNET AS number
8452 641 445 11 TEDATA
15475 512 74 8 Nile Online
36992 301 415 14 Etisalat MISR
3741 265 937 226 The Internet Solution
6713 244 519 14 Itissalat Al-MAGHRIB
33776 226 13 8 Starcomms Nigeria Limited
15706 219 32 6 Sudatel Internet Exchange Aut
12258 194 28 61 Vodacom Internet Company
24835 179 78 10 RAYA Telecom - Egypt
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 3584 3817 227 bellsouth.net, inc.
23456 3101 740 1668 32-bit ASN transition
4766 2498 11046 950 Korea Telecom (KIX)
18566 1912 364 240 Covad Communications
1785 1819 680 123 PaeTec Communications, Inc.
17974 1819 516 31 PT TELEKOMUNIKASI INDONESIA
4323 1614 1085 397 Time Warner Telecom
10620 1591 294 163 TVCABLE BOGOTA
20115 1586 1537 630 Charter Communications
7029 1579 991 229 Windstream Communications Inc
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 1819 1788 PT TELEKOMUNIKASI INDONESIA
1785 1819 1696 PaeTec Communications, Inc.
18566 1912 1672 Covad Communications
4766 2498 1548 Korea Telecom (KIX)
7545 1578 1493 TPG Internet Pty Ltd
23456 3101 1433 32-bit ASN transition
10620 1591 1428 TVCABLE BOGOTA
7552 1412 1405 Vietel Corporation
4755 1534 1366 TATA Communications formerly
7029 1579 1350 Windstream Communications Inc
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
32567 UNALLOCATED 12.14.170.0/24 4323 Time Warner Telecom
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
25639 UNALLOCATED 12.41.169.0/24 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
Complete listing at http://thyme.rand.apnic.net/current/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
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
41.222.79.0/24 36938 >>UNKNOWN<<
41.223.92.0/22 36936 >>UNKNOWN<<
62.61.220.0/24 24974 Tachyon Europe BV - Wireless
62.61.221.0/24 24974 Tachyon Europe BV - Wireless
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 /8:19 /9:12 /10:27 /11:81 /12:233
/13:460 /14:797 /15:1419 /16:11939 /17:5922 /18:9960
/19:19542 /20:26597 /21:26640 /22:35574 /23:34243 /24:191073
/25:1108 /26:1305 /27:739 /28:154 /29:4 /30:0
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
6389 2216 3584 bellsouth.net, inc.
18566 1868 1912 Covad Communications
23456 1522 3101 32-bit ASN transition
10620 1486 1591 TVCABLE BOGOTA
7029 1280 1579 Windstream Communications Inc
11492 1103 1149 Cable One
7011 1057 1160 Citizens Utilities
1785 1052 1819 PaeTec Communications, Inc.
22773 933 1438 Cox Communications, Inc.
30036 896 920 Mediacom Communications Corp
Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:359 2:44 4:15 5:1 6:3 8:344
12:1957 13:1 14:515 15:15 16:3 17:5
20:10 23:26 24:1683 27:875 31:514 32:64
33:4 34:2 36:4 38:734 40:107 41:2429
42:46 44:3 46:1064 47:3 49:219 50:411
52:13 54:2 55:7 56:2 57:35 58:856
59:500 60:376 61:1179 62:1075 63:1931 64:3995
65:2302 66:3932 67:1915 68:1097 69:3102 70:778
71:372 72:1844 74:2437 75:330 76:339 77:862
78:707 79:479 80:1125 81:822 82:494 83:476
84:687 85:1078 86:487 87:840 88:335 89:1533
90:224 91:4054 92:521 93:1136 94:1349 95:869
96:414 97:267 98:926 99:37 101:79 103:220
106:69 107:33 108:75 109:1012 110:635 111:728
112:306 113:412 114:557 115:694 116:999 117:680
118:877 119:1190 120:316 121:689 122:1609 123:985
124:1315 125:1317 128:245 129:176 130:171 131:581
132:118 133:21 134:213 135:54 136:171 137:138
138:296 139:116 140:487 141:277 142:387 143:427
144:489 145:59 146:459 147:219 148:642 149:252
150:200 151:190 152:441 153:185 154:5 155:401
156:200 157:330 158:134 159:458 160:320 161:206
162:329 163:166 164:515 165:367 166:532 167:433
168:748 169:153 170:844 171:82 172:1 173:1642
174:623 175:396 176:155 177:221 178:1003 180:933
181:25 182:528 183:241 184:338 185:1 186:1366
187:736 188:935 189:904 190:5135 192:5918 193:4984
194:3510 195:3041 196:1230 197:142 198:3587 199:4044
200:5512 201:1487 202:8359 203:8459 204:4246 205:2337
206:2670 207:2798 208:4001 209:3418 210:2694 211:1459
212:2086 213:1765 214:755 215:70 216:4836 217:1608
218:552 219:354 220:1216 221:512 222:360 223:245
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