HTTP Status Codes
Search and look up HTTP status codes (200, 404, 500 and more) with their meaning and category. A handy developer reference.
| Code | Name | Status | Meaning |
|---|
IANA HTTP Status Code Registry snapshot: updated 2025-09-15, checked 2026-07-20.
Debug API responses? Pair with Query string parser · JWT auth errors: JWT decoder.
How to use
Filter the complete versioned IANA registry by category, code, name, status or keyword. Click a row for its registry reference and practical guidance.
FAQ
What are HTTP status codes?
Three-digit codes a server returns to describe the result of a request, grouped into 1xx–5xx categories.
What does 404 mean?
404 Not Found means the server could not find the requested resource.
What does 500 mean?
500 Internal Server Error means the server hit an unexpected condition and could not complete the request.
Is 418 officially “I’m a teapot”?
No. In the versioned IANA registry snapshot used here, 418 is marked unused. The historical teapot meaning comes from an April Fools’ RFC.
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