DKIM is a means of verifying incoming email. It ensures that incoming messages are unmodified and are from the sender from whom they claim to be. This feature works to prevent incoming spam messages. Learn more
The SPF system allows you to specify servers and IP addresses that are authorized to send mail from your domain(s). This feature works to prevent outgoing spam messages. Learn more
VRSHOP Policy is that customers must use Email Authentication on the vr4 server.
For help setting up Authentication please contact email@example.com