Botnet Statistics [2011-05-25]

Well, it seems that my fake open relay could not attract spam any more. I don't believe that I have forced those spammers out of business. I guess they beat me this time.

detection period: 2011-05-25 00:00-23:59 UTC
total number of suspected botnet IPs: 1370
number of botnet IPs notified to network operators: 919
number of blocked spams: 123
recipient count of blocked spams: 4331

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	159
2	BSNLNET	61
3	CTTNET	36
4	CRTC	32
5	CHINANET-JS	30
6	VNPT-VNNIC-VN	25
7	KORNET-KR	23
8	TELKOMNET	20
9	UNICOM-SD	19
10	BHARTI-IN	15

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	484
2	India	130
3	Russian Federation	103
4	Brazil	65
5	South Korea	50
6	Indonesia	45
7	United States	44
8	Viet Nam	35
9	Ukraine	31
10	Argentina	27