- var_dump: documentation ( source)
<?php
$xml =
'<received>
<![CDATA[
from DM2PR07MB1563.namprd07.prod.outlook.com ([::1]) by DM2PR07MB1563.namprd07.prod.outlook.com ([fe80::645f:4ee6:7808:6c7f%13]) with Microsoft SMTP Server id 15.01.1220.018; Fri, 7 Jul 2017 19:27:18 +0000
]]>
</received>';
$domxml = new DOMDocument();
var_dump($domxml->loadXML($xml));