Botnet Statistics [2011-05-13]

detection period: 2011-05-13 00:00-23:59 UTC
total number of suspected botnet IPs: 2551
number of botnet IPs notified to network operators: 1866
number of blocked spams: 154915
recipient count of blocked spams: 4969946

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	244
2	CHINANET-GD	234
3	UNICOM-GD	222
4	UNICOM-HA	99
5	KORNET-KR	38
6	CRTC	36
7	BSNLNET	32
8	VNPT-VNNIC-VN	30
9	CHINANET-JS	27
10	TELKOMNET	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	903
2	Taiwan	265
3	Russian Federation	145
4	Brazil	142
5	India	129
6	Ukraine	89
7	South Korea	84
8	United States	59
9	Indonesia	55
10	Viet Nam	48