tldr/pages/linux/dnsdomainname.md

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dnsdomainname

Show the system's DNS domain name. Note: The tool uses gethostname to get the hostname of the system and then getaddrinfo to resolve it into a canonical name. More information: https://www.gnu.org/software/inetutils/manual/html_node/dnsdomainname-invocation.html.

  • Show the system's DNS domain name:

dnsdomainname