Botnet Statistics [2013-09-21]

detection period: 2013-09-21 00:00-23:59 UTC
total number of suspected botnet IPs: 2181
number of botnet IPs notified to network operators: 1891
number of spam blocked: 83653
recipient count of spam blocked: 2839389

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	843
2	UNICOM-GD	122
3	CHINANET-GD	105
4	CTTNET	71
5	CHINANET-FJ	37
6	CHINANET-HE	31
7	UNICOM-LN	26
8	AR-CASA10-LACNIC	18
9	KORNET-KR	15
10	AR-TEAR7-LACNIC	15

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	850
2	China	561
3	United States	67
4	Iran	54
5	Brazil	50
6	Argentina	48
7	Russian Federation	32
8	South Korea	32
9	Colombia	32
10	Peru	26