Botnet Statistics [2012-09-27]

detection period: 2012-09-27 00:00-23:59 UTC
total number of suspected botnet IPs: 2524
number of botnet IPs notified to network operators: 1968
number of spam blocked: 130806
recipient count of spam blocked: 4541141

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	337
2	MAINT-CHINANET-HA	201
3	CHINANET-GD	195
4	CHINANET-HA	180
5	CHINANET-FJ	44
6	CRTC	39
7	UNICOM-SD	36
8	CHINANET-JS	29
9	UNICOM-HB	28
10	ZTWL	19

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	1121
2	Taiwan	353
3	United States	166
4	Brazil	132
5	Russian Federation	78
6	India	65
7	South Korea	44
8	Ukraine	29
9	United Kingdom	29
10	Romania	23