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Sunday, April 22, 2012

Botnet Statistics [2012-04-21]

detection period: 2012-04-21 00:00-23:59 UTC
total number of suspected botnet IPs: 2836
number of botnet IPs notified to network operators: 2001
number of spam blocked: 135154
recipient count of spam blocked: 4697719

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

RankNetwork# of suspected botnet IPs
1UNICOM-GD290
2CHINANET-GD174
3HINET-NET161
4VNPT-VNNIC-VN62
5BSNLNET59
6PTCL54
7CHINANET-FJ44
8KORNET-KR38
9CHINANET-JS36
10CRTC33

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
1China957
2India227
3Taiwan184
4United States146
5Viet Nam125
6Brazil125
7Russian Federation94
8South Korea93
9Pakistan72
10Poland40

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