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Monday, January 24, 2011

Botnet Statistics [2011-01-23]

detection period: 2011-01-23 00:00-23:59 UTC
total number of suspected botnet IPs: 2668
number of botnet IPs notified to network operators: 2142
number of blocked spams: 166118
recipient count of blocked spams: 4743909

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

RankNetwork# of suspected botnet IPs
1BSNLNET335
2UNICOM-BJ274
3HINET-NET246
4CHINANET-GD137
5RCOM60
6TATACOMM-IN59
7HATHWAY-NET41
8AR-TEAR7-LACNIC36
9TRUEBB-NET35
10TRUENET32

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
1China676
2India544
3Taiwan250
4Brazil195
5Russian Federation165
6Thailand126
7Argentina71
8Kazakhstan62
9Ukraine56
10United States51

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