Who has any idea ?

you cannot redirect but force people using perfect-privacy.com with the "Access Control" feature.

You have to enable access control and select "Allow the packets specified by any enabled access control policy to pass through the Router" (which mean by default, any domain request is forbiden except the one you mention in the rule)

Then configure a rule using the wizard.

In the "Quick Setup - Create a Host Entry" select IP Address mode.In the host description enter "ALL Hosts" and in the LAN IP address range enter your DHCP range of you LAN network.

click NEXT

In the "Quick Setup - Create an Access Target Entry"

Select the Domain Name mode. In the target description enter "Allowed domain". In domain name enter "www.perfect-privacy.com"

click NEXT

In the "Quick Setup - Create an Advanced Schedule Entry"

Schedule Description: All Day

Days : EveryDay

Time: all day-24 hours

click NEXT

the give a rule name in the "Quick Setup - Create an Internet Access Control Entry" and then click the FINISH button.

Now every request is denied except the one you created....