Botnet Statistics [2013-03-13]

detection period: 2013-03-13 00:00-23:59 UTC
total number of suspected botnet IPs: 5903
number of botnet IPs notified to network operators: 4527
number of spam blocked: 83723
recipient count of spam blocked: 3105238

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	962
2	UNICOM-LN	504
3	CHINANET-HE	343
4	BY-BELPAK-20091210	222
5	CHINANET-GD	84
6	VNPT-VNNIC-VN	81
7	HINET-NET	70
8	CHINANET-JS	61
9	RIMA	59
10	AR-TEAR7-LACNIC	50

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	2583
2	Belarus	379
3	United States	347
4	Spain	186
5	Kazakhstan	174
6	Ukraine	157
7	Argentina	149
8	Viet Nam	147
9	Russian Federation	120
10	Brazil	110