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Thursday, May 23, 2013

Botnet Statistics [2013-05-22]

detection period: 2013-05-22 00:00-23:59 UTC
total number of suspected botnet IPs: 12418
number of botnet IPs notified to network operators: 11832
number of spam blocked: 87180
recipient count of spam blocked: 2667282

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

RankNetwork# of suspected botnet IPs
1CHINANET-JS2112
2CHINANET-HB1779
3UNICOM-HA1728
4UNICOM-HB1346
5HINET-NET852
6CHINANET-HE713
7CRTC447
8CHINANET-HA252
9UNICOM-HN239
10CTTNET221

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
1China9620
2Taiwan860
3United States508
4Brazil113
5South Korea107
6Russian Federation85
7India72
8Argentina71
9United Kingdom61
10Mexico53

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