Botnet Statistics [2012-08-31]

detection period: 2012-08-31 00:00-23:59 UTC
total number of suspected botnet IPs: 3188
number of botnet IPs notified to network operators: 2426
number of spam blocked: 132835
recipient count of spam blocked: 4409475

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	850
2	UNICOM-HA	175
3	MAINT-CHINANET-HA	135
4	HINET-NET	102
5	CHINANET-FJ	56
6	CHINANET-HA	49
7	CRTC	39
8	CHINANET-SH	36
9	ZTWL	32
10	CHINANET-JS	30

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	1758
2	Brazil	147
3	Taiwan	122
4	Russian Federation	83
5	India	82
6	United States	80
7	Peru	64
8	Iran	50
9	South Korea	48
10	Kazakhstan	43