What Changing Nameservers Actually Does, Technically

"Just point your nameservers at us" is one of the most common instructions in web hosting and DNS setup, and most people follow it successfully without ever understanding what's actually happening underneath. Nameservers are one of the more consequential, and…

What’s Actually Inside a Domain’s Zone File

Every domain's actual behavior — where its website lives, where its email gets delivered, which services it authorizes to send mail on its behalf — is ultimately defined in a single, structured text file called a zone file, sitting on…