inetutils-dnsdomainname (1) Linux Manual Page

GNU Network Utilities

Name

dnsdomainname – show DNS domain name

Synopsis

dnsdomainname [option … ]

Description

Show the domain part of the system’s fully qualified host name.

The tool uses gethostname(2) to get the host name of the system and getaddrinfo(2) to resolve it into a canonical name. The part after the first period (`.’ ) of the canonical name is shown.

Options

-? , -help

Give this help list.

–usage

Give a short usage message.

-V , -version

Print program version.

See Also

gethostname(2), getaddrinfo(3)