HTTP Header Parser
Paste raw HTTP headers and parse them into structured header fields.
HTTP Header Parser tool
Lines in the form Name: Value are parsed as headers. Status lines or request lines are ignored in the header table.
Result will appear here.
| Header | Value |
|---|
Privacy: parsing runs locally in your browser. No header content is stored or transmitted.
Paste raw headers, parse each Name: Value line, and inspect duplicates, counts, and normalized output.
Examples
- Parse response headers copied from developer tools
- Inspect repeated headers such as Set-Cookie
- Convert raw header blocks into structured output
FAQ
- What does this HTTP header parser do?
It parses raw HTTP header text into structured header name/value pairs.
- Can it detect duplicate headers?
Yes. It highlights repeated header names and counts total parsed lines.
- Does it parse a full HTTP request?
This tool focuses on header lines. You can paste a request or response block, and it will parse lines that match header syntax.
- Are my headers stored?
No. Parsing runs locally in your browser and is not stored or transmitted.