Botnet Statistics [2011-03-21]

detection period: 2011-03-21 00:00-23:59 UTC
total number of suspected botnet IPs: 2144
number of botnet IPs notified to network operators: 1674
number of blocked spams: 55764
recipient count of blocked spams: 1074071

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	250
2	UNICOM-GD	231
3	CHINANET-GD	157
4	UNICOM-HA	152
5	CTTNET	43
6	KORNET-KR	38
7	CHINANET-ZJ-WZ	29
8	UNICOM-BJ	26
9	CRTC	25
10	BSNLNET	25

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	822
2	Taiwan	260
3	Brazil	143
4	India	105
5	Russian Federation	95
6	South Korea	86
7	Indonesia	49
8	Argentina	41
9	Viet Nam	37
10	Kazakhstan	36