Botnet Statistics [2013-05-17]

detection period: 2013-05-17 00:00-23:59 UTC
total number of suspected botnet IPs: 10644
number of botnet IPs notified to network operators: 10239
number of spam blocked: 137479
recipient count of spam blocked: 4841138

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	2522
2	UNICOM-HB	1766
3	CHINANET-HE	1238
4	UNICOM-HA	914
5	CHINANET-HB	742
6	CTTNET	328
7	UNICOM-HN	255
8	CRTC	240
9	CHINANET-GD	148
10	UNICOM-GD	138

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	9105
2	United States	414
3	Brazil	109
4	Russian Federation	70
5	India	53
6	United Kingdom	53
7	South Korea	52
8	Iran	48
9	Mexico	41
10	Argentina	40