OpenDNS already allows you to block sqatting sites (or any from a few different categories) via dns. http://www.opendns.com/solutions/homenetwork/parental/ http

OpenDNS already allows you to block sqatting sites (or any from a few different categories) via dns. http://www.opendns.com/solutions/homenetwork/parental/ http://www.opendns.com/solutions/homenetwork/parental/ "parked domains" is on that list.