Email sent to a domain are never delivered and my customer receive back an email with:
-----Message d'origine-----
De : Mail Delivery System
Envoyé : 17 octobre 2019 14:39
À : meldon@SENDERDOMAINE.ca
Objet : Mail delivery failed: returning message to sender
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:
f.ray@DOMAIN.com
a.cole@DOMAIN.com
And in an attachment there is a txt file containing:
Reporting-MTA: dns; us205.siteground.us
Action: failed
Final-Recipient: rfc822;a.cole@DOMAIN.com
Status: 5.0.0
Action: failed
Final-Recipient: rfc822;f.ray@DOMAIN.com
Status: 5.0.0
Any idea what’s going on?