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The hostname command

hostname is used to display the system's DNS name, and to display or set its hostname or NIS domain name.

Syntax:

hostname [-a|--alias] [-d|--domain] [-f|--fqdn|--long] [-A|--all-fqdns] [-i|--ip-address] [-I|--all-ip-addresses] [-s|--short] [-y|--yp|--nis]

Examples:

  1. hostname -a, hostname --alias Display the alias name of the host (if used). This option is deprecated and should not be used anymore.

  2. hostname -s, hostname --short Display the short host name. This is the host name cut at the first dot.

  3. hostname -V, hostname --version Print version information on standard output and exit successfully.

Help Command

Run below command to view the complete guide to hostname command. man hostname


Last update: 2022-05-12
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