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Monday, September 12, 2011

Botnet Statistics [2011-09-11]

detection period: 2011-09-11 00:00-23:59 UTC
total number of suspected botnet IPs: 2312
number of botnet IPs notified to network operators: 1662
number of blocked spams: 52308
recipient count of blocked spams: 1828762

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

RankNetwork# of suspected botnet IPs
1HINET-NET140
2CHINANET-GD92
3CTTNET80
4KORNET-KR50
5BSNLNET42
6CHINANET-JS39
7VNPT-VNNIC-VN32
8CRTC27
9000.065.376/0002-6527
10UNICOM-CN26

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
1China657
2Taiwan169
3Brazil150
4Russian Federation143
5India129
6South Korea96
7United States78
8Ukraine65
9Viet Nam59
10Indonesia46

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