Privacy & Security
All analysis is performed locally in your browser. Email headers never leave your device and are not sent to any server.
Email Headers Input
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Frequently Asked Questions
Common questions about the Email Header Analyzer
Email headers are metadata fields that contain routing information, authentication results, timestamps, and technical details about how an email traveled from sender to recipient. Headers are hidden by default in most email clients but contain valuable information for troubleshooting delivery issues and detecting fraud.
ℹ️ Disclaimer
This tool is provided for informational and educational purposes only. All processing happens entirely in your browser - no data is sent to or stored on our servers. While we strive for accuracy, we make no warranties about the completeness or reliability of results. Use at your own discretion.