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Wednesday, July 28, 2010

Botnet Statistics [2010-07-27]

detection period: 2010-07-27 00:00-23:59 UTC
total number of suspected botnet IPs: 1160
number of botnet IPs notified to network operators: 1027
number of blocked spams: 103831
recipient count of blocked spams: 1122896

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

RankNetwork# of suspected botnet IPs
1CHINANET-GD341
2TFN-NET189
3RITELE164
4CHINANET-ZJ-WZ27
5AR-TEAR7-LACNIC18
6000.065.376/0002-6515
7TRUEBB-NET10
8CAT-BB-NET10
9UESTC-CN9
10RCOM9

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

RankCountry# of suspected botnet IPs
1China630
2Taiwan201
3Brazil66
4Argentina44
5Thailand35
6Russian Federation27
7India25
8Colombia17
9Indonesia12
10United States10

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