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Tuesday, May 10, 2011

Botnet Statistics [2011-05-08]

detection period: 2011-05-08 00:00-23:59 UTC
total number of suspected botnet IPs: 2421
number of botnet IPs notified to network operators: 2093
number of blocked spams: 43971
recipient count of blocked spams: 990736

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

RankNetwork# of suspected botnet IPs
1UNICOM-HA365
2HINET-NET362
3CTTNET296
4UNICOM-GD270
5CHINANET-GD195
6CRTC41
7UNICOM-BJ35
8CHINANET-JS30
9BSNLNET17
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
1China1356
2Taiwan372
3India69
4Brazil50
5Russian Federation45
6Indonesia38
7Kazakhstan33
8Argentina31
9Ukraine27
10Poland25

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