Browser Issues If you receive a Server Not Found issue in Firefox, find out if the problem is isolated to Firefox.

What is a DNS Server? As the name implies, DNS servers translate domain names (e.g., www.example.com) into IP addresses (e.g., 192.0.2.1). In order to connect to the internet, each network must have ...

If the Network Diagnostic Troubleshooter displays Your DNS Server might be unavailable message, here are some possible solutions that may help you.