NAME
    DNS::Singleton - gives a singleton DNS object

SYNOPSIS
        use DNS::Singleton;
        my $dns = DNS::Singleton->instance;

        my $host = $dns->host('150.203.115.7');

DESCRIPTION
    The DNS::Singleton module provides a unique cached DNS lookup object
    for all its instances within an application.

METHODS
    my $dns = DNS::Singleton->instance()
        Creates a new DNS singleton object.

    my $host = $dns->host()
        Returns the hostname for the given IP or vice versa.

FILES
        /var/dns-cache

AUTHOR
    Iain Truskett <spoon@cpan.org> <http://eh.org/~koschei/>

    Please report any bugs, or post any suggestions, to either the
    mailing list at <cpan@dellah.anu.edu.au> (email
    <cpan-subscribe@dellah.anu.edu.au> to subscribe) or directly to the
    author at <spoon@cpan.org>

PLANS
    Tied interface.

COPYRIGHT
    Copyright (c) 2002 Iain Truskett. All rights reserved. This program
    is free software; you can redistribute it and/or modify it under the
    same terms as Perl itself.

        $Id: Singleton.pm,v 1.1.1.1 2002/03/06 06:40:43 koschei Exp $

ACKNOWLEDGEMENTS
    None really. Just happened to need the facilities of this module.

SEE ALSO
    Tie::DNS, Class::Singleton, Memoize, Storable