FREE · DEVELOPER TOOLS
DMARC Record Generator.
Draft a DMARC TXT policy and reporting mailbox without modifying DNS.
How to use DMARC Record Generator
Enter your input, adjust settings and generate locally. Review the output before use.
How it works
Draft a DMARC TXT policy and reporting mailbox without modifying DNS. RFC 9989. No obsolete percentage tag; external report mailboxes require DNS authorization. Verify senders before enforcement. Input remains in this browser page.
Example
Run the editable example to inspect the result.
Questions about DMARC Record Generator
Is DMARC Record Generator free, and do I need an account?
Yes. This tool is free to use in your browser without an account. Processing takes place on your device.
What are the limits and what should I check?
RFC 9989. No obsolete percentage tag; external report mailboxes require DNS authorization. Verify senders before enforcement. Review the result before using it in your work.
Is my input sent to a server?
Your input is processed in your browser and is not uploaded by this tool. Files and pasted text are cleared when the page is refreshed. Normal website requests are still required to load the page and its libraries. Read the privacy explanation.