Botnet Statistics [2012-02-20]

detection period: 2012-02-20 00:00-23:59 UTC
total number of suspected botnet IPs: 6074
number of botnet IPs notified to network operators: 5287
number of spam blocked: 12125
recipient count of spam blocked: 172548

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-GD	978
2	UNICOM-HA	974
3	UNICOM-HN	830
4	HINET-NET	473
5	UNICOM-GD	405
6	UNICOM-LN	95
7	VNPT-VNNIC-VN	77
8	TELKOMNET	44
9	PTCL	44
10	KORNET-KR	37

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	3610
2	Taiwan	493
3	Indonesia	193
4	India	177
5	United States	146
6	Viet Nam	133
7	Russian Federation	90
8	Poland	79
9	Brazil	69
10	South Korea	64