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:
host mail.ipxo.com[104.26.4.35]
SMTP error from remote mail server after
550 5.1.1 <> recipient domain rejected - invalid DNS
Reporting-MTA: dns; box2241.mailserver.com
Action: failed
Final-Recipient: rfc822;
Status: 5.0.0
Remote-MTA: dns; .mail.ipxo.com
Diagnostic-Code: smtp; 550 5.1.1 <> recipient domain rejected - invalid DNS
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