Botnet Statistics [2013-10-20]

detection period: 2013-10-20 00:00-23:59 UTC
total number of suspected botnet IPs: 2188
number of botnet IPs notified to network operators: 2109
number of spam blocked: 127802
recipient count of spam blocked: 4311932

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	937
2	CHINANET-GD	236
3	UNICOM-GD	178
4	CHINANET-SH	109
5	CHINANET-FJ	32
6	ZTWL	31
7	UNICOM-LN	31
8	SHENZHEN-CNC	26
9	CTTNET	24
10	CMNET	20

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	Taiwan	944
2	China	913
3	United States	41
4	Brazil	39
5	Russian Federation	29
6	South Korea	17
7	Iran	14
8	United Kingdom	10
9	Peru	9
10	Thailand	8