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Friday, March 18, 2011

Botnet Statistics [2011-03-17]

detection period: 2011-03-17 00:00-23:59 UTC
total number of suspected botnet IPs: 2485
number of botnet IPs notified to network operators: 1760
number of blocked spams: 122650
recipient count of blocked spams: 3922234

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD173
2UNICOM-HA147
3HINET-NET126
4BSNLNET88
5CHINANET-JS44
6RCOM31
7CRTC29
8002.558.134/0001-5829
9UNICOM-SD27
10033.530.486/0001-2925

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
1China690
2India203
3Brazil201
4Russian Federation153
5Taiwan144
6United States131
7Indonesia59
8Kazakhstan58
9Ukraine55
10Germany52

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