DNS · Website glossary

DNS zone

Quick answer · What is DNS zone?

An administratively managed portion of the DNS namespace for which a server provides authoritative data.

IN PRACTICE

DNS zone: an example

A DNS provider hosts the example.com zone containing records for the website and email services.

KEEP IN MIND

A zone and a domain are related but different: authority for a subdomain can be delegated elsewhere.

Put the idea to work

Frequently asked questions

What is a practical example of DNS zone?

A DNS provider hosts the example.com zone containing records for the website and email services.

Is a DNS zone the same thing as a domain?

A zone and a domain are related but different: authority for a subdomain can be delegated elsewhere.

Which concepts should I read alongside DNS zone?

Authoritative nameserver: A nameserver that answers from the DNS zone data it is responsible for serving.
SOA record: A Start of Authority record provides administrative and timing information for a DNS zone.