DKIM/SPF Checker

DKIM/SPF Checker can help you check your DKIM and SPF settings through Gmail, Hotmail and Yahoo mail server. The DKIM/SPF Gmail, Hotmail and Yahoo checking results are for referrences only.

Please send the email with subject 'DKIM/SPF Check Request' to any of the following email address, and reload DKIM/SPF Checking Results after couple of minutes. Click the DKIM/SPF Results to see the detailed mail server Authentication-Results, the description of DKIK/SPF Authentication-Results from Gmail, Hotmail and Yahoo are not exact same.

Recent DKIM/SPF Checking Results

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If you have any question or feedback, please email us to let us know.

DomainKeys Identified Mail (DKIM) is an email authentication method designed to detect email spoofing. It allows the receiver to check that an email claimed to have come from a specific domain was indeed authorized by the owner of that domain.

Sender Policy Framework (SPF) is an email validation protocol designed to detect and block email spoofing by providing a mechanism to allow receiving mail exchangers to verify that incoming mail from a domain comes from an IP Address authorized by that domain's administrators.

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