Aug 26, 2010 traffic

Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; SU 2.011; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506; InfoPath.1)
All Hits From

I am getting a lot of bot traffic from lots of ips on subdomains of
The website is not a ISP so all of those ips need to be blocked.