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Thursday, July 21, 2011

Botnet Statistics [2011-07-20]

detection period: 2011-07-20 00:00-23:59 UTC
total number of suspected botnet IPs: 2127
number of botnet IPs notified to network operators: 1533
number of blocked spams: 76496
recipient count of blocked spams: 2671924

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

RankNetwork# of suspected botnet IPs
1HINET-NET187
2CHINANET-GD110
3BSNLNET101
4CHINANET-JS44
5UNICOM-BJ40
6KORNET-KR35
7TELKOMNET30
8000.065.376/0002-6530
9UNICOM-GD25
10CRTC25

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
1China602
2Taiwan202
3India198
4Brazil167
5Russian Federation94
6United States77
7South Korea67
8Indonesia66
9Ukraine54
10Viet Nam37

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