Simply copy and paste these data into your DNS zone, so you’re good to go. Now you can deliver emails out of your server! Why do we want SPFs and DKIMs? Be aware: Develop a file under /and so on/apt/resources.list.d, not the /etcetera/apt/sources.listing file where the distribution's Formal repository https://office365smtpsetup67777.blogpixi.com/26925568/detailed-notes-on-whmcs-install