This link shows the site is off line.
Which satnav do you have, if you have speed cameras on your satnav and keep your device up to date then as soon as you enter France it should go off automatically, it is not illegal to have France Danger Zones activated (which is where the speed cameras are)hold on it says your sat nav is allowed to show location of speed cameras - i have disabled this in the past, as if the police there are going to start fiddling with sat nav to see if they are on or off - takes me long enough to figure it out myself..so is this new