Botnet Statistics [2012-10-23]

detection period: 2012-10-23 00:00-23:59 UTC
total number of suspected botnet IPs: 4238
number of botnet IPs notified to network operators: 3505
number of spam blocked: 133204
recipient count of spam blocked: 4438352

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

Rank	Network	# of suspected botnet IPs
1	UNICOM-HA	629
2	HINET-NET	492
3	UNICOM-HN	392
4	UNICOM-LN	289
5	CHINANET-GD	180
6	UNICOM-GD	152
7	CHINANET-FJ	59
8	CRTC	48
9	UNICOM-BJ	47
10	ZTWL	44

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	2315
2	Taiwan	509
3	Brazil	156
4	Russian Federation	121
5	United States	117
6	India	66
7	South Korea	55
8	Iran	54
9	Kazakhstan	44
10	Ukraine	40