Botnet Statistics [2013-02-24]

detection period: 2013-02-24 00:00-23:59 UTC
total number of suspected botnet IPs: 4413
number of botnet IPs notified to network operators: 4046
number of spam blocked: 79446
recipient count of spam blocked: 2693376

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	1307
2	CHINANET-HE	448
3	CTTNET	289
4	CHINANET-GD	125
5	UNICOM-SD	93
6	BY-BELPAK-20091210	63
7	CRTC	59
8	CHINANET-JS	56
9	UNICOM-GD	53
10	CHINANET-FJ	51

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	3226
2	United States	129
3	Belarus	129
4	Brazil	88
5	Russian Federation	71
6	Kazakhstan	62
7	Ukraine	59
8	Argentina	38
9	Spain	35
10	Taiwan	30