Botnet Statistics [2012-12-20]

detection period: 2012-12-20 00:00-23:59 UTC
total number of suspected botnet IPs: 5532
number of botnet IPs notified to network operators: 4850
number of spam blocked: 127756
recipient count of spam blocked: 4085868

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	789
2	UNICOM-HN	557
3	MAINT-CHINANET-HA	362
4	CHINANET-GD	333
5	CTTNET	308
6	CHINANET-HA	285
7	UNICOM-GD	198
8	CHINANET-JS	112
9	UNICOM-LN	102
10	CRTC	73

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	3342
2	Taiwan	800
3	India	187
4	United States	147
5	Russian Federation	135
6	Brazil	128
7	Ukraine	37
8	South Korea	37
9	Germany	33
10	Viet Nam	32