Fully Qualified Domain Name Linux Command. In such setup many tools monitoring requires servers to be identified by FQDN only. Display Fully Qualified Domain Name.
It is usually the hostname followed by the DNS domain name the part after the first dot. Hostname nixcraft-wks01sweethome hostnamectl status. Its main purpose is to uniquely identify over a network.
In this tutorial we will cover all the ways you can use the hostname command on Linux and how to change your computers hostname on a Linux system.
Domainname command in Linux is used to return the Network Information System NIS domain name of the host. An FQDN or a Fully Qualified Domain Name is written with the hostname and the domain name including the top-level domain in that order. The FQDN specifies the exact location of a host within DNS. 128xxxyyyzzzww aabbccddin-addrarpa name myserverfullyqualifiedname.