My Router/Wi-Fi is protected by OpenDNS FamilyShield. It's awesome. How can I restrict my iPhone 5 from similar websites when it is not connected to my WiFi (say I am outside my home and relying only on my provider Cellular data). Is there a solution...

I installed Open DNS on both my Apple Airport express v7.6.x and my dd-wrt flashed WRT54G. I can easily go to any porn sites or sites which I hope OpenDNS blocked. This is my second go around with OpenDNS. First time I did it couple of years before i...