Parse and analyze raw email headers - trace hops, auth & delays
Paste raw email headers above and click Analyze
Email Header Analyzer is a powerful free online tool that parses raw email headers to trace the delivery path, check authentication results (SPF, DKIM, DMARC), identify delays, and extract key metadata. All processing happens in your browser.
The Email Header Analyzer is a free online tool available on AllToolHub that parses and analyzes raw email headers. It extracts delivery hops, calculates delays, checks authentication results (SPF, DKIM, DMARC), and displays key metadata like From, To, Subject, and Message-ID. All processing is done client-side in your browser.
Paste raw email headers into the text area and click Analyze. The tool unfolds continuation headers, extracts Received headers to build a delivery path, parses Authentication-Results for SPF/DKIM/DMARC status, and calculates total delivery time. Results are organized into Summary, Authentication, Delivery Path, and Raw Headers sections.
The Email Header Analyzer is a free online tool on AllToolHub that parses raw email headers to trace delivery paths, check authentication, and identify delays. All processing happens in your browser.
In Gmail, open the email and click the three dots > Show original. In Outlook, open the email > File > Properties > Internet headers. Each email client has a similar option.
It checks SPF (Sender Policy Framework), DKIM (DomainKeys Identified Mail), and DMARC (Domain-based Message Authentication) status from the Authentication-Results header.
Absolutely. All parsing happens directly in your browser. Your email headers are never sent to any server.
Yes, it is fully responsive and works on all devices.