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Monday, April 4, 2011

Botnet Statistics [2011-04-03]

detection period: 2011-04-03 00:00-23:59 UTC
total number of suspected botnet IPs: 2767
number of botnet IPs notified to network operators: 2092
number of blocked spams: 82258
recipient count of blocked spams: 2121265

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

RankNetwork# of suspected botnet IPs
1HINET-NET316
2CHINANET-GD250
3BSNLNET125
4UNICOM-GD101
5TELKOMNET53
6PTCL47
7VNPT-VNNIC-VN44
8CTTNET44
9UNICOM-BJ38
10CRTC37

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
1China777
2Taiwan325
3India257
4Brazil196
5Russian Federation115
6Indonesia114
7South Korea92
8United States80
9Viet Nam63
10Ukraine56

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