Email Header Analyzer
What is an Email Header Analyzer?
Parse raw email headers to analyze the Received hop chain, total delay transit times, sender IP addresses, and email authentication status (SPF, DKIM, DMARC).
Why Use This Tool?
- Spam & Phishing Investigation: Trace origin IP addresses and email relays to detect spoofed sender emails.
- Email Delivery Debugging: Identify server delays along the email routing hop chain.
- Authentication Auditing: Check if emails pass SPF, DKIM, and DMARC verification checks.
How to Use
- Paste raw email headers (from Outlook, Gmail, or Apple Mail).
- The tool parses header directives and builds the hop route map in real time.
- Inspect sender IP, hop delays, and security verification status.
Real Working Example
Input:
Received: from mail.example.com (192.0.2.1) by mx.google.com...
Output Result:
Hop 1: mail.example.com (192.0.2.1) -> Delay: 0s Authentication: SPF: PASS | DKIM: PASS | DMARC: PASS
Important Technical Details & Features
- Regex Header Parser: Extracts Subject, From, To, Date, Message-ID, Return-Path, and Received hop fields.
- Hop Chain Transit Delay Calculation: Calculates time differences between consecutive server relays.
- 100% Local Browser Security: Email headers are analyzed locally—zero server uploads.
Related Web & SEO Tools
- SPF Record Generator: Generate SPF DNS records.
- DKIM Record Generator: Generate DKIM DNS records.
- DMARC Record Generator: Generate DMARC DNS records.
Frequently Asked Questions
How do I get raw email headers in Gmail?
Open the email, click the three dots menu, and select "Show original".
What is a Received hop chain?
The sequence of mail servers that handled and forwarded the email from sender to recipient.
Is my email header uploaded to any server?
No, all header parsing runs 100% locally in your browser.
Is it free?
Yes, 100% free.
What is the main function of Email Header Analyzer?
Parse raw email headers to trace the Received hop chain, SPF/DKIM/DMARC security status, and sender IP addresses. This tool processes email header analyzer data 100% locally inside your web browser.