Email DNS configuration: MX, SPF, DKIM, and DMARC explained
What each of the four core email DNS records does, the most common mistakes in each, and how to verify the configuration after publishing.
How to set up a domain email address: four steps
A step-by-step walkthrough of adding a domain to an email provider, publishing DNS records, creating mailboxes, and configuring mail clients — with the common mistakes at each step.