Email Header Analyzer

Paste raw email headers to trace the delivery path, check SPF/DKIM/DMARC authentication, and identify delays. 100% client-side.

100% Private — Headers never leave your device
Results will appear here
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Delivery Tracing

Follow the email's journey hop-by-hop from sender to recipient with timestamps and delays.

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Auth Checks

Check SPF, DKIM, and DMARC results to verify email authenticity and detect spoofing.

Fully Private

All parsing happens locally. Your email headers are never sent to any server.