# Net::Domain - Attempt to evaluate the current host's internet name a... - perldoc - [phpMan]

## NAME
    [Net::Domain](https://www.chedong.com/phpMan.php/perldoc/Net%3A%3ADomain/markdown) - Attempt to evaluate the current host's internet name and domain

## SYNOPSIS
        use [Net::Domain](https://www.chedong.com/phpMan.php/perldoc/Net%3A%3ADomain/markdown) qw(hostname hostfqdn hostdomain domainname);

## DESCRIPTION
    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.

### Functions
### 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.

## EXPORTS
    The following symbols are, or can be, exported by this module:

    Default Exports
        *None*.

    Optional Exports
        "hostname", "hostdomain", "hostfqdn", "domainname".

    Export Tags
        *None*.

## KNOWN BUGS
    See <<https://rt.cpan.org/Dist/Display.html?Status=Active&Queue=libnet>>.

## AUTHOR
    Graham Barr <<gbarr@pobox.com> <mailto:<gbarr@pobox.com>>>.

    Adapted from [Sys::Hostname](https://www.chedong.com/phpMan.php/perldoc/Sys%3A%3AHostname/markdown) by David Sundstrom <<sunds@asictest.sc.ti.com>
    <mailto:<sunds@asictest.sc.ti.com>>>.

    Steve Hay <<shay@cpan.org> <mailto:<shay@cpan.org>>> is now maintaining libnet as of version
    1.22_02.

## COPYRIGHT
    Copyright (C) 1995-1998 Graham Barr. All rights reserved.

    Copyright (C) 2013-2014, 2020 Steve Hay. All rights reserved.

## LICENCE
    This module is free software; you can redistribute it and/or modify it under the same terms as
    Perl itself, i.e. under the terms of either the GNU General Public License or the Artistic
    License, as specified in the LICENCE file.

## VERSION
    Version 3.15

## DATE
    20 March 2023

## HISTORY
    See the Changes file.