Botnet Statistics [2013-05-16]

detection period: 2013-05-16 00:00-23:59 UTC
total number of suspected botnet IPs: 12675
number of botnet IPs notified to network operators: 12276
number of spam blocked: 113141
recipient count of spam blocked: 3402313

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	2856
2	CHINANET-JS	2617
3	UNICOM-HB	1625
4	CHINANET-HE	1158
5	UNICOM-HA	984
6	CTTNET	326
7	CRTC	309
8	UNICOM-HN	210
9	CHINANET-GD	137
10	UNICOM-GD	134

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	11163
2	United States	351
3	Brazil	99
4	Russian Federation	69
5	Peru	56
6	Iran	55
7	India	48
8	Mexico	46
9	Colombia	45
10	United Kingdom	42