Botnet Statistics [2013-02-25]

detection period: 2013-02-25 00:00-23:59 UTC
total number of suspected botnet IPs: 3730
number of botnet IPs notified to network operators: 2975
number of spam blocked: 61548
recipient count of spam blocked: 2131771

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-HB	833
2	CHINANET-HE	394
3	CRTC	160
4	CHINANET-GD	129
5	BY-BELPAK-20091210	95
6	CHINANET-FJ	49
7	CHINANET-JS	48
8	KORNET-KR	47
9	UNICOM-SD	45
10	UNICOM-HE	44

The top 10 countries (as defined by the 2-character country code), ordered by number of suspected botnet IPs are:

Rank	Country	# of suspected botnet IPs
1	China	2221
2	United States	177
3	Belarus	173
4	Brazil	102
5	South Korea	85
6	Russian Federation	83
7	Kazakhstan	66
8	Ukraine	60
9	India	52
10	Viet Nam	50