Botnet Statistics [2012-08-21]

detection period: 2012-08-21 00:00-23:59 UTC
total number of suspected botnet IPs: 3454
number of botnet IPs notified to network operators: 2901
number of spam blocked: 131512
recipient count of spam blocked: 4374122

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	1022
2	UNICOM-GD	543
3	UNICOM-LN	242
4	CHINANET-FJ	57
5	CRTC	40
6	CHINANET-JS	38
7	HINET-NET	37
8	UNICOM-BJ	24
9	CHINANET-SH	21
10	ZTWL	20

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	2346
2	Brazil	121
3	United States	115
4	Russian Federation	97
5	India	65
6	Taiwan	55
7	South Korea	52
8	Viet Nam	35
9	France	27
10	Ukraine	26