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SPF Certification
Certify your SPF record's accuracy
Guarantee your Domain's reputation
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Accreditation Services
SPF supports references to accreditation services. Accreditation services vouch that senders are not spammers. We know of the following providers of accreditation services::

Certification and Accreditation

New services will be available in the coming weeks. If you would like to be notified by email when they are ready for domain testing and registration, please subscribe to the spf-announce mailing list.

SPF Certification

Certification gives you the confidence that your SPF setup is working as intended.

Both publishing-side domains and receiving-side MTAs will be interested in certification.

SPF Record Certification: The SPF Validator (coming soon) will test your SPF record for validity. If any problems are found, it will suggest workarounds. If no problems are found, it will produce a logo you can display on your website.

Receiver-Side Certification: It is critically important that different receiver-side implementations parse and evaluate SPF records in exactly the same way. Interoperability testing for MTA vendors, antispam vendors, and other receiver-side systems guarantees that your implementation is 100% correct. The SPF community has developed a test suite containing over 350 conformance tests. We are partnering with a certification specialist organization to formalize and expand those tests and provide related services.

Please Stay Tuned: Our certification program is just getting off the ground. Please check back later, or subscribe to our announcement list using the convenient form on the left.

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