<?php
error_reporting(E_ALL);
ini_set('display_errors', 1);
$imapPath = '{imap.1and1.co.uk:993/imap/ssl/novalidate-cert}INBOX';

$username = 'user@companymail.com';
$password = 'password';

// try to connect
$inbox = imap_open($imapPath,$username,$password) or die('Cannot connect to outllook: ' . imap_last_error());
 ?>