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Saturday, May 14, 2011

Botnet Statistics [2011-05-13]

detection period: 2011-05-13 00:00-23:59 UTC
total number of suspected botnet IPs: 2551
number of botnet IPs notified to network operators: 1866
number of blocked spams: 154915
recipient count of blocked spams: 4969946

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

RankNetwork# of suspected botnet IPs
1HINET-NET244
2CHINANET-GD234
3UNICOM-GD222
4UNICOM-HA99
5KORNET-KR38
6CRTC36
7BSNLNET32
8VNPT-VNNIC-VN30
9CHINANET-JS27
10TELKOMNET26

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
1China903
2Taiwan265
3Russian Federation145
4Brazil142
5India129
6Ukraine89
7South Korea84
8United States59
9Indonesia55
10Viet Nam48

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