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Saturday, May 12, 2012

Botnet Statistics [2012-05-11]

detection period: 2012-05-11 00:00-23:59 UTC
total number of suspected botnet IPs: 4743
number of botnet IPs notified to network operators: 3770
number of spam blocked: 135572
recipient count of spam blocked: 4565672

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD987
2MAINT-CHINANET-HA495
3UNICOM-GD384
4CHINANET-HA137
5VNPT-VNNIC-VN97
6BSNLNET80
7CHINANET-FJ65
8KORNET-KR53
9PTCL44
10PHN-67-221-46-0-2344

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
1China2610
2India284
3United States188
4Viet Nam182
5Brazil134
6Russian Federation114
7South Korea114
8Pakistan66
9Indonesia59
10Argentina45

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