Botnet Statistics [2013-01-23]

detection period: 2013-01-23 00:00-23:59 UTC
total number of suspected botnet IPs: 3751
number of botnet IPs notified to network operators: 3279
number of spam blocked: 82091
recipient count of spam blocked: 2671926

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

Rank	Network	# of suspected botnet IPs
1	HINET-NET	767
2	UNICOM-HA	164
3	CHINANET-HA	155
4	MAINT-CHINANET-HA	143
5	CHINANET-GD	137
6	UNICOM-GD	104
7	UNICOM-SD	72
8	CRTC	68
9	CHINANET-FJ	60
10	UNICOM-HE	52

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	1807
2	Taiwan	775
3	United States	148
4	Brazil	88
5	South Korea	81
6	Viet Nam	69
7	India	60
8	Russian Federation	59
9	Belarus	52
10	Ukraine	49