Botnet Statistics [2013-05-15]

detection period: 2013-05-15 00:00-23:59 UTC
total number of suspected botnet IPs: 10409
number of botnet IPs notified to network operators: 10127
number of spam blocked: 89286
recipient count of spam blocked: 2727827

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	2456
2	CHINANET-JS	1825
3	UNICOM-HB	1727
4	CHINANET-HE	842
5	UNICOM-HA	766
6	UNICOM-HN	185
7	CRTC	185
8	CHINANET-GD	172
9	CTTNET	163
10	UNICOM-GD	147

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	9098
2	United States	316
3	Brazil	94
4	Russian Federation	72
5	Japan	47
6	India	47
7	Spain	37
8	Iran	35
9	Argentina	34
10	South Korea	31