Web & Networking Tools
HTTP Status Code Reference & Lookup
Look up HTTP status codes by number or category with meaning, description, and RFC reference.
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What is HTTP Status?
HTTP status codes indicate the outcome of an HTTP request. We maintain the full catalog of RFC-defined codes grouped by category (1xx through 5xx) with plain-language explanations.
How it works
Enter a status code number or browse by category. The tool returns the official name, RFC reference, and a practical description of when to use it.
- Enter your input. Type or paste your input into the field above — the tool responds instantly.
- Review the result. Output updates live as you type. Everything runs entirely in your browser.
- Copy or download. Use the Copy button to grab the result, or Download to save it as a file.
Examples
Realistic sample
Type or paste any realistic input — the tool computes the result locally and instantly.
Common mistakes
Expecting a server round-trip
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