Botnet Statistics [2013-01-31]

detection period: 2013-01-31 00:00-23:59 UTC
total number of suspected botnet IPs: 1425
number of botnet IPs notified to network operators: 1169
number of spam blocked: 23839
recipient count of spam blocked: 704091

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

Rank	Network	# of suspected botnet IPs
1	HINET-NET	250
2	CHINANET-GD	113
3	UNICOM-GD	46
4	CHINANET-FJ	43
5	CRTC	33
6	TimeNet	28
7	SHENZHEN-CNC	23
8	CHINANET-JS	23
9	KORNET-KR	17
10	003.420.926/0002-05	15

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	489
2	Taiwan	255
3	Brazil	80
4	United States	60
5	Russian Federation	57
6	India	35
7	Ukraine	28
8	South Korea	28
9	Belarus	27
10	Viet Nam	24