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dnsdomainname - show DNS domain name

dnsdomainname [OPTION...]

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

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

-?, --help
give this help list
give a short usage message
-V, --version
print program version

Written by Simon Josefsson.

Report bugs to <>.

Copyright © 2015 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

gethostname(2), getaddrinfo(3)

The full documentation for dnsdomainname is maintained as a Texinfo manual. If the info and dnsdomainname programs are properly installed at your site, the command

info dnsdomainname

should give you access to the complete manual.

March 2015 GNU inetutils