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SPF and DMARC generator

Build a correct SPF and DMARC record and copy it into your DNS settings. Everything happens in your browser.

SPF record

Domain

Mail providers Google Workspace Microsoft 365 mijn.host Zoho Mail (EU) Mailchimp / Mandrill SendGrid Brevo Amazon SES

The domain's MX servers may also send mail The domain's IP address (A record) may also send mail

Extra IPv4 addresses or ranges (comma-separated)

Extra includes (comma-separated)

What about other senders?

DMARC record

Policy (p=)

Subdomain policy (sp=)

Email address for reports (rua)

Percentage (pct)

Strict alignment (adkim/aspf = s)

Then verify with the Mail checker →

Fast, transparent DNS and email diagnostics. Hosted in the EU.

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