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Tuesday, July 24, 2012

Botnet Statistics [2012-07-23]

detection period: 2012-07-23 00:00-23:59 UTC
total number of suspected botnet IPs: 3386
number of botnet IPs notified to network operators: 3130
number of spam blocked: 6779
recipient count of spam blocked: 7151

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

RankNetwork# of suspected botnet IPs
1CHINANET-GD1263
2UNICOM-GD543
3UNICOM-LN321
4MAINT-CHINANET-HA235
5CHINANET-HA96
6CHINANET-FJ59
7CRTC37
8CHINANET-JS32
9UNICOM-BJ23
10CHINANET-JX16

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
1China2909
2United States82
3Brazil41
4Viet Nam33
5South Korea27
6Russian Federation24
7Taiwan18
8Spain18
9Italy17
10Hong Kong17

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