Tool version 1.0.0
Email Header Analyzer
Parses pasted raw email headers to explain delivery hops and authentication results.
Quick answer
- What is it?
- Parses pasted raw email headers to explain delivery hops and authentication results.
- What does it accept?
- Raw message headers only. Detect missing header syntax and cap input size.
- What does it produce?
- Delivery timeline, hop details, SPF, DKIM and DMARC results, suspicious inconsistencies and redacted share report.
Method
Inside the method
Local parser unfolds lines, reads Received fields, authentication results, message identifiers and timestamps.
Inputs
Before you begin
Raw message headers only. Detect missing header syntax and cap input size.
Results
Read the evidence
Delivery timeline, hop details, SPF, DKIM and DMARC results, suspicious inconsistencies and redacted share report.
Advanced
Useful extras
Automatic masking of addresses and message IDs, timezone normalization and raw line references.
Limits
Known boundaries
Input quality, browser memory, remote server behavior and public API availability can affect a result. The finding describes the supplied material at the time of the test; it does not prove intent or future behavior.
FAQ
Questions about Email Header Analyzer
What does Email Header Analyzer accept?
Raw message headers only. Detect missing header syntax and cap input size.
How is the result produced?
Local parser unfolds lines, reads Received fields, authentication results, message identifiers and timestamps.
What will I receive?
Delivery timeline, hop details, SPF, DKIM and DMARC results, suspicious inconsistencies and redacted share report.
Is the input private?
Entirely local because headers can contain personal addresses and infrastructure details.
What are the main limitations?
Results depend on the quality, completeness and public availability of the supplied input. Review the evidence before making a high-impact decision.