Botnet Statistics [2013-05-19]

detection period: 2013-05-19 00:00-23:59 UTC
total number of suspected botnet IPs: 7915
number of botnet IPs notified to network operators: 7646
number of spam blocked: 89612
recipient count of spam blocked: 3008195

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

Rank	Network	# of suspected botnet IPs
1	UNICOM-HB	1630
2	CHINANET-HB	1128
3	UNICOM-HA	1054
4	CHINANET-JS	688
5	CHINANET-HE	427
6	HINET-NET	317
7	UNICOM-HN	202
8	UNICOM-GD	187
9	CTTNET	170
10	CHINANET-HA	167

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	6578
2	Taiwan	327
3	United States	155
4	Brazil	83
5	Russian Federation	73
6	Iran	64
7	South Korea	58
8	India	45
9	United Kingdom	33
10	Germany	32