HTTP Status Codes Reference

Continue

The server has received the request headers and the client should proceed to send the request body.

Switching Protocols

The requester has asked the server to switch protocols and the server has agreed to do so.

Processing

The server has received and is processing the request, but no response is available yet.

Early Hints

Used to return some response headers before final HTTP message.

OK

The request has succeeded. The meaning of the success depends on the HTTP method.

Created

The request has been fulfilled and has resulted in one or more new resources being created.

Accepted

The request has been accepted for processing, but the processing has not been completed.

Non-Authoritative Information

The request succeeded but the enclosed payload has been modified by a proxy.

No Content

The server successfully processed the request and is not returning any content.

Reset Content

The server successfully processed the request, but is not returning any content and requires the requester to reset the document view.

Partial Content

The server is delivering only part of the resource due to a range header sent by the client.

Multiple Choices

The request has more than one possible response. The user agent should choose one.

Moved Permanently

The URL of the requested resource has been changed permanently. The new URL is given in the response.

Found

The URI of requested resource has been changed temporarily. Further changes may occur in the future.

See Other

The response to the request can be found under another URI using a GET method.

Not Modified

The resource has not been modified since the version specified by the request headers.

Temporary Redirect

The requested resource resides temporarily under a different URI.

Permanent Redirect

The requested resource has been assigned a new permanent URI.

Bad Request

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

Unauthorized

The client must authenticate itself to get the requested response.

Payment Required

This response code is reserved for future use.

Forbidden

The client does not have access rights to the content.

Not Found

The server can not find the requested resource.

Method Not Allowed

The request method is known by the server but is not supported by the target resource.

Not Acceptable

The server cannot produce a response matching the list of acceptable values.

Proxy Authentication Required

The client must first authenticate itself with the proxy.

Request Timeout

The server would like to shut down this unused connection.

Conflict

The request conflicts with the current state of the server.

Gone

The requested content has been permanently deleted from the server.

Length Required

The server refuses to accept the request without a defined Content-Length.

Precondition Failed

The client has indicated preconditions in its headers which the server does not meet.

Payload Too Large

The request entity is larger than limits defined by server.

URI Too Long

The URI requested by the client is longer than the server is willing to interpret.

Unsupported Media Type

The media format of the requested data is not supported by the server.

Range Not Satisfiable

The range specified by the Range header cannot be fulfilled.

Expectation Failed

The expectation indicated by the Expect header cannot be met.

I'm a Teapot

The server refuses the attempt to brew coffee with a teapot.

Unprocessable Entity

The request was well-formed but was unable to be followed due to semantic errors.

Locked

The resource that is being accessed is locked.

Failed Dependency

The request failed due to failure of a previous request.

Too Early

The server is unwilling to risk processing a request that might be replayed.

Upgrade Required

The client should switch to a different protocol.

Precondition Required

The origin server requires the request to be conditional.

Too Many Requests

The user has sent too many requests in a given amount of time.

Request Header Fields Too Large

The server is unwilling to process the request because header fields are too large.

Unavailable For Legal Reasons

The requested resource is unavailable due to a legal demand.

Internal Server Error

The server has encountered a situation it does not know how to handle.

Not Implemented

The request method is not supported by the server and cannot be handled.

Bad Gateway

The server received an invalid response from the upstream server.

Service Unavailable

The server is not ready to handle the request.

Gateway Timeout

The server is acting as a gateway and cannot get a response in time.

HTTP Version Not Supported

The HTTP version used in the request is not supported by the server.

Variant Also Negotiates

The server has an internal configuration error.

Insufficient Storage

The server is unable to store the representation needed to complete the request.

Loop Detected

The server detected an infinite loop while processing the request.

Not Extended

Further extensions to the request are required for the server to fulfill it.

Network Authentication Required

The client needs to authenticate to gain network access.