Analyze Headers

Paste raw email headers and get a real parser verdict for SPF, DKIM, DMARC, ARC, sender alignment, hop count, and source IPs.

Raw email headers

Received-SPF: pass (google.com: domain of sender@example.org designates 203.0.113.25 as permitted sender)
From: Example Sender <sender@example.org>
To: inbox@example.com
Subject: Sample message
Date: Tue, 9 Mar 2026 17:30:10 +0000
Message-ID: <abc123@example.org>

Authentication verdict

—

Trust score

SPF: no-passDKIM: no-passDMARC: no-passARC: no-pass

Core fields

From: —
To: —
Subject: —
Date: —
Return-Path: —
Reply-To: —
Message-ID: —

Source IPs

No source IPs parsed yet.

Alignment

From domain: —

Return-Path domain: —

Reply-To domain: —

Hop count: —

Findings

No issues detected from the supplied header sample.

Authentication-Results

No Authentication-Results header parsed yet.

Received chain

Run an analysis to parse the hop chain.