Botnet Statistics [2013-05-23]

detection period: 2013-05-23 00:00-23:59 UTC
total number of suspected botnet IPs: 9245
number of botnet IPs notified to network operators: 8901
number of spam blocked: 67220
recipient count of spam blocked: 2440923

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-HB	1755
2	UNICOM-HA	1585
3	UNICOM-HB	1171
4	CHINANET-HE	855
5	CRTC	496
6	CHINANET-JS	358
7	CTTNET	285
8	CHINANET-HA	259
9	UNICOM-HN	242
10	CHINANET-GD	198

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	7710
2	United States	303
3	Russian Federation	96
4	Brazil	96
5	Taiwan	49
6	Iran	49
7	Colombia	48
8	India	47
9	Germany	46
10	Peru	44