http://www.covenanteyes.com/

is a product which I know 2 church ministers of my acquaintance use to help keep them out of trouble, one having had issues with porn in the past. I'm told that the idea is that it sends a monthly email to an accountability partner of sites that you have visited that either are or could be iffy - so that you know what at all times there is someone else aware of where you are visiting.