Botnet Statistics [2013-05-13]

detection period: 2013-05-13 00:00-23:59 UTC
total number of suspected botnet IPs: 8664
number of botnet IPs notified to network operators: 8354
number of spam blocked: 103205
recipient count of spam blocked: 3499418

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-JS	2135
2	CHINANET-HB	1280
3	CHINANET-HE	792
4	UNICOM-HA	706
5	UNICOM-HB	664
6	CRTC	376
7	CTTNET	315
8	UNICOM-GD	186
9	CHINANET-GD	158
10	CHINANET-HA	123

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	7461
2	United States	262
3	Brazil	103
4	Russian Federation	72
5	India	46
6	Taiwan	44
7	Iran	43
8	Peru	39
9	Viet Nam	35
10	Kazakhstan	34