Your message is blocked because it seems SPAM.
Your message with subject : [Scanned by Extranet - SPAM] Marketing Job Openings Available
has been blocked because you used expressions that frequently appear in SPAM messages. The message was sent from email@example.com to firstname.lastname@example.org
You can rephrase your message and send it again or you can send your message, including the destination address(es) to Helpdesk@minsoc.fed.be. Then the Helpdesk will forward the message to the destination address(es) you named.