HTTP Status Code Reference

The server cannot process the request due to malformed syntax or invalid parameters.

Authentication is required and has failed or has not been provided.

The server understood the request but refuses to authorize it.

The server cannot find the requested resource.

The HTTP method is not allowed for the requested resource.

The server cannot produce a response matching the Accept headers.

The server timed out waiting for the request.

The request conflicts with the current state of the target resource.

The resource is no longer available and will not be available again.

The request entity is larger than the server is willing to process.

The media format of the request is not supported by the server.

The request was well-formed but contains semantic errors.

The user has sent too many requests in a given time period (rate limiting).