Ad-free time!, UnoTelly etc. services provide a nice way to unblock regions for Netflix and others using their custom DNS servers.
But I don't want to direct all my DNS traffic to them and I'm too lazy to manually configure all my devices (phones, tablets, media center boxes etc.). So here's how to transparently unblock Netflix for all your devices using the [Asuswrt Merlin][merlin] firmware. It's a custom router firmware which can be used on the Asus RT-N66U router for example.
Enable JFFS partition and SSH login from http://<ROUTER-IP>/Advanced_System_Content.asp