Botnet Statistics [2012-09-20]

detection period: 2012-09-20 00:00-23:59 UTC
total number of suspected botnet IPs: 3364
number of botnet IPs notified to network operators: 2868
number of spam blocked: 43126
recipient count of spam blocked: 1261304

The top 10 networks (as found in WHOIS), ordered by number of suspected botnet IPs are:

Rank	Network	# of suspected botnet IPs
1	UNICOM-GD	565
2	HINET-NET	398
3	CHINANET-GD	380
4	MAINT-CHINANET-HA	242
5	UNICOM-LN	153
6	CHINANET-HA	133
7	CHINANET-FJ	59
8	CRTC	44
9	CHINANET-JS	32
10	UNICOM-HB	19

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	2032
2	Taiwan	413
3	Brazil	113
4	United States	85
5	Russian Federation	67
6	India	66
7	South Korea	49
8	Viet Nam	36
9	Ukraine	25
10	Argentina	21