Your Emails Go to Spam Because of Three DNS Records You Never Set Up

As a fractional CTO working with startups in the B4i program, I've seen the same email delivery problem show up over and over. The app was fine. The email content was fine. The issue was usually three DNS records nobody had set up properly. If you've ever deployed something that sends email and then discovered nobody was receiving it, these are the first records to check. A Quick DNS Refresher (Skip If You Know This) DNS records are how the internet maps names to things. You probably know A reco