HTTP Status Codes

Continue

The server received the request headers and the client should proceed.

Switching Protocols

The server is switching protocols as requested by the client.

OK

The request succeeded.

Created

The request succeeded and a new resource was created.

Accepted

The request was accepted but not yet processed.

No Content

The request succeeded but there is no content to return.

Partial Content

The server is delivering only part of the resource (range request).

Moved Permanently

The resource has permanently moved to a new URL.

Found

The resource is temporarily located at a different URL.

Not Modified

The resource has not changed since the last request.

Temporary Redirect

The request should be repeated at another URL, keeping the method.

Permanent Redirect

The resource has permanently moved; repeat the request unchanged.

Bad Request

The server could not understand the request due to bad syntax.

Unauthorized

Authentication is required and has failed or not been provided.

Forbidden

The server understood the request but refuses to authorize it.

Not Found

The requested resource could not be found.

Method Not Allowed

The request method is not allowed for this resource.

Request Timeout

The server timed out waiting for the request.

Conflict

The request conflicts with the current state of the resource.

Gone

The resource is gone and will not be available again.

I'm a Teapot

The server refuses to brew coffee because it is a teapot.

Unprocessable Entity

The request was well-formed but had semantic errors.

Too Many Requests

The client has sent too many requests in a given time.

Internal Server Error

The server encountered an unexpected error.

Not Implemented

The server does not support the functionality required.

Bad Gateway

The server received an invalid response from an upstream server.

Service Unavailable

The server is temporarily unable to handle the request.

Gateway Timeout

The upstream server failed to respond in time.