why does the email to any department, comes back as undelivered to SLR Hut
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:
support@slrhut.co.uk
host aspmx.l.google.com
SMTP error from remote mail server after end of data:
550-5.7.1 Unauthenticated email from yahoo.co.uk is not accepted due to domain's
550-5.7.1 DMARC policy. Please contact the administrator of yahoo.co.uk domain
550-5.7.1 if this was a legitimate mail. Please visit
550-5.7.1 https://support.google.com/mail/answer/2451690 to learn about the
550 5.7.1 DMARC initiative. u15-v6si24804737iof.127 - gsmtp