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Wednesday, August 31, 2011

Botnet Statistics [2011-08-30]

detection period: 2011-08-30 00:00-23:59 UTC
total number of suspected botnet IPs: 1519
number of botnet IPs notified to network operators: 1146
number of blocked spams: 8093
recipient count of blocked spams: 208012

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

RankNetwork# of suspected botnet IPs
1HINET-NET239
2CHINANET-GD88
3CRTC45
4BSNLNET37
5CHINANET-JS29
6CHINANET-SH22
7UNICOM-BJ21
8VNPT-VNNIC-VN19
9002.558.134/0001-5816
10UNICOM-SD15

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
1China485
2Taiwan260
3India100
4Brazil91
5Russian Federation80
6United States50
7South Korea40
8Viet Nam32
9Ukraine29
10Colombia22

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