Domain Names

What does FQDN mean?

FQDN stands for Fully Qualified Domain Name — a complete domain combining host and domain name.

1 min read Updated 11 Apr 2026 Guide 14 of 19
On this page 2 sections
  1. Components
  2. Example Breakdown

FQDN stands for Fully Qualified Domain Name. It denotes a complete domain name that combines a host and domain name together.

Components

The domain name comprises two primary parts: the second-level domain and the top-level domain.

Example Breakdown

Using www.exampledomain.com as an illustration:

  • www = the host
  • exampledomain = the second-level domain
  • .com = the top-level domain

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