Botnet Statistics [2011-05-19]

detection period: 2011-05-19 00:00-23:59 UTC
total number of suspected botnet IPs: 1819
number of botnet IPs notified to network operators: 1400
number of blocked spams: 16648
recipient count of blocked spams: 272784

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

Rank	Network	# of suspected botnet IPs
1	UNICOM-GD	269
2	HINET-NET	255
3	CHINANET-GD	102
4	BSNLNET	88
5	CTTNET	41
6	VNPT-VNNIC-VN	36
7	CRTC	36
8	UNICOM-BJ	32
9	CHINANET-JS	30
10	RCOM	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	639
2	Taiwan	259
3	India	194
4	Brazil	106
5	Russian Federation	76
6	Viet Nam	52
7	South Korea	51
8	Ukraine	48
9	Indonesia	43
10	United States	35