Botnet Statistics [2011-05-01]

detection period: 2011-05-01 00:00-23:59 UTC
total number of suspected botnet IPs: 1886
number of botnet IPs notified to network operators: 1277
number of blocked spams: 95851
recipient count of blocked spams: 3282162

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	189
2	CHINANET-GD	170
3	UNICOM-GD	74
4	PTCL	43
5	CRTC	37
6	BSNLNET	35
7	TELKOMNET	30
8	CHINANET-JS	25
9	KORNET-KR	23
10	VNPT-VNNIC-VN	22

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	496
2	Taiwan	201
3	Brazil	130
4	India	101
5	Russian Federation	77
6	United States	61
7	Indonesia	57
8	South Korea	51
9	Pakistan	45
10	Ukraine	44