The primary DNS is the first DNS server that a device will query to resolve a domain name. It is important to have a reliable and accurate primary DNS server, as it can affect the speed and reliability of your internet connection. There are multiple ways to check your primary DNS server, depending on your operating system and network configuration.
One of the most common ways to check your primary DNS server is to use the command prompt. To do this, open the command prompt and type the following command: