FREE · DEVELOPER TOOLS
SPF Record Generator.
Build an SPF TXT draft from sender networks and include domains.
How to use SPF Record Generator
Enter your input, adjust settings and generate locally. Review the output before use.
How it works
Build an SPF TXT draft from sender networks and include domains. No DNS resolution. The ten-lookup limit includes nested records, which must be checked separately. One SPF record per domain; provider chunking may be required. Input remains in this browser page.
Example
Run the editable example to inspect the result.
Questions about SPF Record Generator
Is SPF 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?
No DNS resolution. The ten-lookup limit includes nested records, which must be checked separately. One SPF record per domain; provider chunking may be required. 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.