Botnet Statistics [2013-10-31]

detection period: 2013-10-31 00:00-23:59 UTC
total number of suspected botnet IPs: 3689
number of botnet IPs notified to network operators: 3395
number of spam blocked: 103214
recipient count of spam blocked: 3547065

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	831
2	CMNET	321
3	CRTC	206
4	CHINANET-GD	147
5	CTTNET	144
6	UNICOM-SD	89
7	UNICOM-LN	81
8	UNICOM-HE	76
9	UNICOM-HL	65
10	CHINANET-JS	56

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	2059
2	Taiwan	846
3	United States	95
4	Brazil	56
5	South Korea	46
6	Spain	35
7	Argentina	35
8	India	33
9	Russian Federation	31
10	Italy	27