How to stop business emails from hitting spam: A guide to SPF, DKIM, and DMARC authentication

If you send a lot of work emails and keep getting radio silence, your emails are very likely ending up in someone's spam folder.

There are a few reasons this could happen that don't always have to do with the contents of your emails. Most commonly, your domain may not be authenticated, which gives receiving mail servers all the reason they need to quietly file your messages away in the spam folder.

SPF, DKIM, and DMARC are three DNS-based authentication records that stop your emails from landing in spam and prevent criminals from spoofing your domain.