Botnet Statistics [2012-05-01]

detection period: 2012-05-01 00:00-23:59 UTC
total number of suspected botnet IPs: 2772
number of botnet IPs notified to network operators: 1900
number of spam blocked: 148911
recipient count of spam blocked: 5173641

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-GD	367
2	UNICOM-GD	152
3	KORNET-KR	54
4	BSNLNET	53
5	VNPT-VNNIC-VN	47
6	CRTC	44
7	PTCL	41
8	CHINANET-JS	41
9	CHINANET-FJ	33
10	UNICOM-BJ	26

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	964
2	India	212
3	United States	146
4	South Korea	130
5	Brazil	130
6	Russian Federation	107
7	Viet Nam	90
8	Pakistan	61
9	Indonesia	47
10	Taiwan	46