(08-28-2016, 10:55 AM)atom Wrote: OK, added. Let's see how it works. Thanks
I see you've added SPF which is great!
But what about DKIM?
On Linux you can install opendkim and generate a key to sign all emails.
Here is a guide how to use it on Debian: https://www.digitalocean.com/community/t...ian-wheezy
It should be pretty much the same on Ubuntu.