HTTP Status Codes

Look up any HTTP status code with its meaning, description, and use cases.

📐 How to Use

  1. Type a code number (e.g. 404) or keyword (e.g. "not found") in the search box.
  2. Results filter instantly as you type.
  3. Click any code card to expand the full description and use cases.
  4. Use the category tabs to browse all 1xx, 2xx, 3xx, 4xx, or 5xx codes.

❓ Frequently Asked Questions

QWhat do 1xx codes mean?
Informational responses — the request was received and the process is continuing.
QWhat do 2xx codes mean?
Success — the request was successfully received, understood, and accepted.
QWhat do 4xx codes mean?
Client errors — the request contains bad syntax or cannot be fulfilled.
QWhat do 5xx codes mean?
Server errors — the server failed to fulfil an apparently valid request.

ℹ️ About This Tool

All HTTP status codes as defined in RFC 7231, RFC 7232, RFC 6585, and other relevant RFCs. Data is embedded statically — no API calls needed.

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