451 4.7.23 Sender's SPF Policy Failure
451 4.7.23 Sender's SPF Policy Failure
Whenever I try to send emails through gmail to my Zoho domain
www.papeiseparede.com.br
, it returns with this message.
Message not delivered
There was a problem delivering your message to
contato@papeiseparede.com.br
. See the technical details below.
The response from the remote server was:
451 4.7.23 Sender's SPF Policy Failure