From your PS3 home screen, go to Settings > Network Settings > Settings and Connection Status List.
The PS3 will now show your entire Network status, including the DNS settings you have saved.
If this is the case, please follow the instructions in our PS3 setup guide below to set up MyDNS on your device:
MyDNS Sony Playstation 3 (PS3) Setup
If you are still having problems, please email us at email@example.com, and try to include any errors and a full description of the fault.
We'll get back to you as soon as possible.