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Tuesday, November 1, 2011

Botnet Statistics [2011-10-31]

detection period: 2011-10-31 00:00-23:59 UTC
total number of suspected botnet IPs: 2771
number of botnet IPs notified to network operators: 2000
number of spam blocked: 53324
recipient count of spam blocked: 1861196

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

RankNetwork# of suspected botnet IPs
1HINET-NET183
2CHINANET-GD139
3BSNLNET89
4CTTNET84
5CHINANET-JS74
6CRTC48
7VNPT-VNNIC-VN47
8UNICOM-BJ46
9PTCL35
10CHINANET-SH30

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
1China901
2India219
3Taiwan203
4Brazil151
5United States137
6Russian Federation107
7Viet Nam86
8Indonesia78
9South Korea72
10Pakistan45

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