If your emails are landing in spam folders — or worse, someone is sending emails pretending to be you — it is time to set up email authentication. SPF, DKIM, and DMARC are three DNS records that tell receiving mail servers your messages are legitimate. This guide walks you through setting up all three on your HOSTDOG hosting.

Emails landing in spam is a deliverability problem with multiple possible causes. This guide helps you identify why your emails are being filtered, fix the underlying issues, and follow best practices to keep your messages in the inbox.