use LWP::UserAgent;
use HTTP::Request::Common;
use HTTP::Headers;
use LWP::Debug qw(+);

my $url = 'http://site.domine.com';

my $ua = new LWP::UserAgent(keep_alive=>1);

$ua->credentials('site.domine.com:80', '', 'domine\\username', 'password');

$request = HTTP::Request->new(
    GET => $url,
    HTTP::Headers->new(user_agent => 'Internet Explorer/6.0', www_authenticate => 'NTLM')
    );

print "--Performing request now...-----------\n";
$response = $ua->request($request);
print "--Done with request-------------------\n";

if ($response->is_success) {print "It worked!->" . $response->code . "\n"}
else {print "It didn't work!->" . $response->code . "\n"}

##</code><code>##

LWP::UserAgent::new: ()
LWP::UserAgent::request: ()
LWP::UserAgent::send_request: GET http://site.domine.com
LWP::UserAgent::_need_proxy: Not proxied
LWP::Protocol::http::request: ()
LWP::Protocol::collect: read 690 bytes
LWP::Protocol::collect: read 966 bytes
LWP::Protocol::http::request: Keep the http connection to site.domine.com:80
LWP::UserAgent::request: Simple response: Unauthorized
LWP::Authen::Ntlm::authenticate: authenticate() has been called
LWP::Authen::Ntlm::authenticate: In first phase of NTLM authentication
LWP::Authen::Ntlm::authenticate: Returning response object with auth header:
Authorization NTLM TlRMTVNTUAABAAAAB7IAAAgACAAgAAAA
LWP::UserAgent::request: ()
LWP::UserAgent::send_request: GET http://site.domine.com
LWP::UserAgent::_need_proxy: Not proxied
LWP::Protocol::http::request: ()
LWP::Protocol::collect: read 369 bytes
LWP::Protocol::collect: read 1170 bytes
LWP::Protocol::http::request: Keep the http connection to site.domine.com:80
LWP::UserAgent::request: Simple response: Unauthorized
LWP::Authen::Ntlm::authenticate: authenticate() has been called
LWP::Authen::Ntlm::authenticate: In second phase of NTLM authentication
LWP::Authen::Ntlm::authenticate: Returning response object with auth header:
Authorization NTLM TlRMTVNTUAADAAAAGAAYAEAAA
LWP::UserAgent::request: ()
LWP::UserAgent::send_request: GET http://site.domine.com
LWP::UserAgent::_need_proxy: Not proxied
LWP::Protocol::http::request: ()
LWP::Protocol::collect: read 690 bytes
LWP::Protocol::collect: read 849 bytes
LWP::Protocol::http::request: Keep the http connection to site.domine.com:80
LWP::UserAgent::request: Simple response: Unauthorized
LWP::Authen::Ntlm::authenticate: authenticate() has been called
LWP::Authen::Ntlm::authenticate: In first phase of NTLM authentication