Internet service providers and office IT teams shield computer users from the technical details of accessing the Internet, so many users remain unaware that Domain Name Services mediate how their machines access resources located on other computers. Preferred and alternate DNS servers are your computer’s most important resource in navigating to the information you seek on the Internet. Without specific DNS server settings, your computer would fail to load the website you expect to see when you enter the URL in your browser’s address window.

What Is the Difference Between a Preferred DNS Server   an Alternate DNS Server  - 19