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Message Header Analyzer

Verified

Turn email headers into clear security insights via structured tables.

Productivity1K+ chats
Open in ChatGPT
Updated 2026-06-16

What is Message Header Analyzer?

It takes raw email header content and identifies key elements tied to security analysis.

Findings are arranged in tables so patterns and values stand out at a glance.

Anyone reviewing message headers for verification or investigation can use this structured output to speed up their work.

Prompts to try with Message Header Analyzer

Analyze this email header for security issues and show results in a table
Extract authentication results and routing info from the following header
Check this message header for signs of spoofing or suspicious origins
Parse the attached email header and highlight any security-relevant fields

What you can use Message Header Analyzer for

Phishing investigation

Paste a suspicious email header to quickly surface SPF, DKIM, and DMARC results plus originating IP details.

Sender verification

Review headers from unexpected messages to confirm whether the claimed sender matches the actual sending server.

Incident reporting

Generate a clean table of header data to include in security reports or forward to an IT team.

How to use Message Header Analyzer

  1. 1Open the GPT in ChatGPT
  2. 2Copy the full raw email header from your mail client
  3. 3Paste the header into the chat and request analysis
  4. 4Review the generated security table
  5. 5Ask follow-up questions about any flagged fields

Message Header Analyzer: pros & cons

Pros

  • +Presents header data in readable tables
  • +Focuses on security-relevant fields only
  • +Eliminates need for manual header parsing
  • +Works directly with pasted raw headers

Cons

  • Requires the complete raw header text
  • Limited to email headers only
  • Depends on ChatGPT access

How to access: Message Header Analyzer runs inside ChatGPT — click Open in ChatGPT to start (a ChatGPT account is required). It's been used in 1K+ conversations.

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Frequently asked questions

It examines pasted email headers, extracts security details such as authentication results and routing data, and returns them in a clean table.

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