Subject: Mail delivery failed: returning message to sender
From: Mail Delivery System <[email-masked]>
To: [email-masked]
Date: Thu, 19 Dec 2024 13:39:22 +0000

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  [email-masked]
    host ptsco-com.mail.protection.outlook.com [52.101.194.15]
    SMTP error from remote mail server after RCPT TO:<[email-masked]>:
    550 5.4.1 Recipient address rejected: Access denied. [CH3PEPF00000013.namprd21.prod.outlook.com 2024-12-19T13:39:39.308Z 08DD1ED0A34EE118]