Botnet Statistics [2011-03-07]

China seemed to have a botnet outburst, and more than 2000 bots there were detected.

detection period: 2011-03-07 00:00-23:59 UTC
total number of suspected botnet IPs: 4869
number of botnet IPs notified to network operators: 3883
number of blocked spams: 162050
recipient count of blocked spams: 4625068

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

Rank	Network	# of suspected botnet IPs
1	CHINANET-GD	1350
2	HINET-NET	265
3	UNICOM-GD	262
4	UNICOM-HA	181
5	VNPT-VNNIC-VN	101
6	PTCL	99
7	BSNLNET	99
8	TELKOMNET	66
9	KORNET-KR	51
10	NTHAIRNET	41

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	2211
2	Taiwan	283
3	India	261
4	Brazil	181
5	Indonesia	174
6	United States	161
7	Viet Nam	136
8	Russian Federation	128
9	Pakistan	117
10	South Korea	107