Originally Posted by Probono

We have had a growing trickle of users contact us an tell us when they go one of our sites they get a blank screen or get hijacked to another site. After working with one user we found that even though he was in the US with a major ISP his DNS settings were set to a DNS server in the Ukraine. When we checked out the IP address being provided by that DNS server for our URL they were either blank or went to popup hell.

This is a new one on me, any one know anything about this?