Botnet Statistics [2013-03-20]

detection period: 2013-03-20 00:00-23:59 UTC
total number of suspected botnet IPs: 5922
number of botnet IPs notified to network operators: 4968
number of spam blocked: 82195
recipient count of spam blocked: 2942592

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-JS	853
2	CRTC	566
3	CHINANET-HE	408
4	CTTNET	237
5	BY-BELPAK-20091210	237
6	CHINANET-GD	147
7	HINET-NET	101
8	UNICOM-SD	95
9	VNPT-VNNIC-VN	84
10	UNICOM-HE	60

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	3249
2	Belarus	393
3	United States	308
4	Kazakhstan	162
5	Ukraine	146
6	Viet Nam	145
7	India	127
8	Taiwan	125
9	Russian Federation	121
10	Brazil	93