Botnet Statistics [2012-07-20]

detection period: 2012-07-20 00:00-23:59 UTC
total number of suspected botnet IPs: 3982
number of botnet IPs notified to network operators: 3433
number of spam blocked: 43103
recipient count of spam blocked: 1191954

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	792
2	UNICOM-GD	559
3	MAINT-CHINANET-HA	363
4	UNICOM-LN	289
5	HINET-NET	183
6	CHINANET-HA	152
7	CHINANET-FJ	64
8	CHINANET-JS	47
9	CHINANET-SH	43
10	CRTC	42

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	2768
2	Taiwan	198
3	Brazil	115
4	United States	113
5	South Korea	97
6	Russian Federation	77
7	Viet Nam	56
8	India	43
9	Japan	25
10	France	24