Email Header Analyzer
Analyze email headers to trace message path, identify spam, and verify authenticity
Check Email Header Analyzer
Enter a clear value to return matched value, source detail, reference note. Try Delivered-To: user@example.com Received: from mail.example.net (mail.example.net [203.0.113.10]) by mx.google.com with ESMTPS id abc123 for <user@example.com>; Tue, 19 Mar 2026 08:20:13 -0700 (PDT) Authentication-Results: mx.google.com; spf=pass smtp.mailfrom=example.net; dkim=pass header.i=@example.net; dmarc=pass header.from=example.net From: "Support Team" <support@example.net> To: user@example.com Subject: Account Login Alert Date: Tue, 19 Mar 2026 15:20:05 +0000 Message-ID: <20260319152005.12345@example.net> as a baseline.
Analyze email headers to trace message path, identify spam, and verify authenticity. Paste the full email header analyzer text so the parser can read the full context.
Read matched value, source detail, reference note first, then open the extra fields only when they change your next action.
For Email Tools tasks, verify with an official or primary source before relying on the result for money, travel, health, legal, or customer-facing decisions.
Continue with IP Blacklist Checker or DNS MX Record Lookup when this answer needs a second reference point.