Botnet Statistics [2011-03-20]

detection period: 2011-03-20 00:00-23:59 UTC
total number of suspected botnet IPs: 1563
number of botnet IPs notified to network operators: 1198
number of blocked spams: 61527
recipient count of blocked spams: 938142

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	147
2	UNICOM-GD	139
3	UNICOM-HA	133
4	HINET-NET	112
5	CRTC	23
6	CTTNET	22
7	CHINANET-JS	22
8	VNPT-VNNIC-VN	19
9	UNICOM-BJ	19
10	TELKOMNET	16

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	636
2	Taiwan	118
3	Brazil	92
4	Russian Federation	76
5	Indonesia	48
6	India	41
7	Kazakhstan	34
8	Ukraine	31
9	Viet Nam	30
10	United States	29