Analyze email message headers to trace the delivery path, verify authentication (SPF, DKIM, DMARC),
and identify the sending infrastructure. Learn more about
email security
and
SPF, DKIM, DMARC.
Example Output
Illustrative sample of the tool's report format, showing a clean Gmail-to-Google-Workspace delivery, captured June 2026. Paste your own headers above for a full analysis.
Authentication Results
| Check | Result | Details |
|---|---|---|
| SPF | pass | Sender IP authorized by the domain's SPF record |
| DKIM | pass | Signature verified, selector google |
| DMARC | pass | Aligned, policy p=reject |
Delivery Path
| Hop | Server | TLS |
|---|---|---|
| 1 | mail-sender.example.com | TLS 1.3 |
| 2 | mx.google.com | TLS 1.3 |
| 3 | mail.recipient-workspace.com | TLS 1.3 |
The full report also includes a summary, hop-by-hop timing, spam and security scores, and raw headers.
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