Email Authentication Setup Guides

Step-by-step instructions to configure SPF, DKIM, and DMARC for your domain. Choose your DNS provider to get started.

Understanding Email Authentication

SPF

Sender Policy Framework

Specify which servers can send emails on behalf of your domain

DKIM

DomainKeys Identified Mail

Add digital signatures to verify email authenticity

DMARC

Domain-based Message Authentication

Define policies for handling failed authentication

Why Email Authentication Matters

✅ Benefits of Proper Setup

  • Higher inbox placement rates
  • Protection against email spoofing
  • Better sender reputation
  • Compliance with Gmail/Yahoo requirements

⚠️ Risks Without Authentication

  • • Emails landing in spam folders
  • • Domain being blacklisted
  • • Phishing attacks using your domain
  • • Rejected emails from major providers

Not Sure Where to Start?

Run a free check on your domain to see which records need to be configured.

Check Your Domain