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Wednesday, October 19, 2011

Botnet Statistics [2011-10-18]

detection period: 2011-10-18 00:00-23:59 UTC
total number of suspected botnet IPs: 2488
number of botnet IPs notified to network operators: 1749
number of blocked spams: 55105
recipient count of blocked spams: 1923509

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

RankNetwork# of suspected botnet IPs
1HINET-NET213
2CHINANET-GD111
3CTTNET80
4CHINANET-JS67
5UNICOM-HN39
6IT-FASTWEB-2008022530
7BSNLNET30
8VNPT-VNNIC-VN27
9KORNET-KR25
10IT-TIN-2007022125

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
1China789
2Taiwan230
3Italy193
4Russian Federation112
5India108
6Brazil104
7United States103
8South Korea60
9Indonesia57
10Viet Nam55

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