Free security tool
Paste raw message headers to inspect SPF, DKIM, and DMARC results, walk the Received chain, and flag common spoofing signals. Useful for phishing triage and SOC investigations — analysis stays in your browser.
Headers are analyzed in your browser. Nothing is uploaded.
Headers are step one. Season Zero Episode 1 puts you on a live phishing case with a SOC team — free to play.
Play Season 0 Episode 1 Free