Setup Guides

Email Authentication Setup Guides

Configure SPF, DKIM, and DMARC for your email provider with our step-by-step guides. Each guide includes the exact DNS records you need, common gotchas, and a way to verify your setup.

Browse by Protocol

SPF

Sender Policy Framework — authorise which servers can send email for your domain

DKIM

DomainKeys Identified Mail — cryptographically sign your emails

DMARC

Domain-based Message Authentication — set policies for failed authentication

Email Platforms

Transactional Email

Marketing & CRM

Hosting

Security & DNS

Already Configured? Verify Your Setup

Run a free scan to check that your SPF, DKIM, and DMARC records are correctly configured and working.

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