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Tuesday, May 1, 2012

Botnet Statistics [2012-04-30]

detection period: 2012-04-30 00:00-23:59 UTC
total number of suspected botnet IPs: 3039
number of botnet IPs notified to network operators: 2197
number of spam blocked: 164077
recipient count of spam blocked: 5688161

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

RankNetwork# of suspected botnet IPs
1UNICOM-GD463
2CHINANET-GD313
3UNICOM-HA110
4BSNLNET65
5CRTC39
6VNPT-VNNIC-VN36
7KORNET-KR32
8CHINANET-FJ31
9RCOM30
10PTCL30

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
1China1304
2India240
3United States129
4Brazil120
5Russian Federation95
6South Korea76
7Viet Nam70
8Indonesia53
9Pakistan43
10Taiwan40

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