Editing Fully qualified domain name (section)

{{Short description|Type of Internet domain name}}
{{Use dmy dates|date=November 2024}}

A '''fully qualified domain name''' ('''FQDN'''), sometimes also called an '''absolute domain name''',<ref name="RFC1035">{{Cite IETF|rfc=1035|title=Domain names – Implementation and Specification|doi=10.17487/RFC1035|first1=Paul|last1=Mockapetris}}</ref> is a [[domain name]] that specifies its exact location in the tree hierarchy of the [[Domain Name System]] (DNS). It specifies all domain levels, including the [[top-level domain]] and the [[DNS root zone|root zone]].<ref>{{cite IETF |title=Answers to Commonly asked "New Internet User" Questions |rfc=1594 |sectionname=Questions About the Domain Name System |section=5 |author1=April N. Marine |author2=Joyce K. Reynolds |author3=Gary Scott Malkin |date=March 1994 |publisher=[[Internet Engineering Task Force|IETF]] |access-date=29 April 2013 |quote=If you think of the DNS as a tree-structure with each node having its own label, a fully qualified domain name for a specific node would be its label followed by the labels of all the other nodes between it and the root of the tree.}}</ref> A fully qualified domain name is distinguished by its unambiguous DNS zone location in the hierarchy of DNS labels: it can be interpreted only in one way.