Botnet Statistics [2012-12-04]

detection period: 2012-12-04 00:00-23:59 UTC
total number of suspected botnet IPs: 3789
number of botnet IPs notified to network operators: 3332
number of spam blocked: 141978
recipient count of spam blocked: 4635353

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	461
2	MAINT-CHINANET-HA	397
3	UNICOM-HN	336
4	CHINANET-HA	227
5	HINET-NET	199
6	UNICOM-GD	167
7	CHINANET-JS	80
8	TimeNet	61
9	BSNLNET	55
10	CHINANET-FJ	50

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	2309
2	Taiwan	214
3	Russian Federation	164
4	India	132
5	Brazil	128
6	United States	117
7	Ukraine	52
8	Colombia	33
9	South Korea	31
10	Germany	28