Botnet Statistics [2011-10-20]

detection period: 2011-10-20 00:00-23:59 UTC
total number of suspected botnet IPs: 1742
number of botnet IPs notified to network operators: 1169
number of spam blocked: 54775
recipient count of spam blocked: 1907739

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

Rank	Network	# of suspected botnet IPs
1	HINET-NET	205
2	CHINANET-GD	80
3	CTTNET	50
4	CHINANET-JS	34
5	UNICOM-HN	27
6	000.065.376/0002-65	25
7	UNICOM-BJ	22
8	CRTC	20
9	KORNET-KR	17
10	033.530.486/0001-29	17

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	529
2	Taiwan	216
3	Brazil	115
4	United States	84
5	India	70
6	Russian Federation	68
7	Indonesia	43
8	Ukraine	36
9	South Korea	35
10	Germany	33