/Perl 5.26



Net::Domain - Attempt to evaluate the current host's internet name and domain


use Net::Domain qw(hostname hostfqdn hostdomain domainname);


Using various methods attempt to find the Fully Qualified Domain Name (FQDN) of the current host. From this determine the host-name and the host-domain.

Each of the functions will return undef if the FQDN cannot be determined.

  • hostfqdn ()

    Identify and return the FQDN of the current host.

  • domainname ()

    An alias for hostfqdn ().

  • hostname ()

    Returns the smallest part of the FQDN which can be used to identify the host.

  • hostdomain ()

    Returns the remainder of the FQDN after the hostname has been removed.


Graham Barr <[email protected]>. Adapted from Sys::Hostname by David Sundstrom <[email protected]>

Steve Hay <[email protected]> is now maintaining libnet as of version 1.22_02

Versions up to 2.21 Copyright (c) 1995-1998 Graham Barr. All rights reserved. Changes in Version 2.22 onwards Copyright (C) 2013-2014 Steve Hay. All rights reserved.

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

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Licensed under the GNU General Public License version 1 or later, or the Artistic License.
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