Botnet Statistics [2011-10-27]

detection period: 2011-10-27 00:00-23:59 UTC
total number of suspected botnet IPs: 2834
number of botnet IPs notified to network operators: 2156
number of spam blocked: 55106
recipient count of spam blocked: 1920639

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-HN	317
2	HINET-NET	257
3	CHINANET-GD	140
4	CTTNET	103
5	CHINANET-JS	54
6	CRTC	34
7	VNPT-VNNIC-VN	33
8	UNICOM-BJ	28
9	CHINANET-SH	28
10	UNICOM-SD	24

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	1163
2	Taiwan	272
3	United States	136
4	Brazil	127
5	Russian Federation	93
6	India	84
7	Indonesia	62
8	Viet Nam	58
9	South Korea	57
10	Germany	38