554-Bad DNS PTR resource record.

hetzner ptr record

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:

SMTP error from remote mail server after initial connection:
host mx-ha03.web.de []: 554-web.de (mxweb006) Nemesis ESMTP
Service not available
554-No SMTP service
554-Bad DNS PTR resource record.
554 For explanation visit