Here's the "Undeliverable" that the system returns:
Your message did not reach some or all of the intended recipients.
Subject: TESTING - Email
Sent: 11/14/2004 8:17 PM
The following recipient(s) could not be reached:
email@example.com on 11/14/2004 8:17 PM
There was a SMTP communication problem with the recipient's email server. Please contact your system administrator.
<TalentAgency.com #5.5.0 smtp;554 No relaying allowed - psmtp>
Could it be the rscriskmanagement.com's mail server or is it on our (sender's) end?