Search and look up the meaning of any HTTP status code.
A searchable reference for common HTTP status codes — what each one means and when a server would return it.
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Continue · 1xx Informational
The server has received the request headers and the client should proceed to send the request body.
Switching Protocols · 1xx Informational
The requester has asked the server to switch protocols (e.g. to WebSocket).
OK · 2xx Success
The request succeeded.
Created · 2xx Success
The request succeeded and a new resource was created as a result.
Accepted · 2xx Success
The request has been received but not yet acted upon.
No Content · 2xx Success
The server successfully processed the request and is not returning any content.
Partial Content · 2xx Success
Used for range requests — the server is delivering only part of the resource.
Moved Permanently · 3xx Redirection
The resource has been permanently moved to a new URL.
Found · 3xx Redirection
The resource temporarily resides at a different URL.
Not Modified · 3xx Redirection
The resource hasn't changed since the version specified by request headers — use the cached copy.
Temporary Redirect · 3xx Redirection
Like 302, but guarantees the method and body won't change on the redirected request.
Permanent Redirect · 3xx Redirection
Like 301, but guarantees the method and body won't change on the redirected request.
Bad Request · 4xx Client Error
The server can't process the request due to a client error (malformed syntax, invalid data).
Unauthorized · 4xx Client Error
Authentication is required and has failed or not been provided.
Forbidden · 4xx Client Error
The server understood the request but refuses to authorize it.
Not Found · 4xx Client Error
The requested resource couldn't be found on the server.
Method Not Allowed · 4xx Client Error
The request method is not supported for the requested resource.
Request Timeout · 4xx Client Error
The server timed out waiting for the request.
Conflict · 4xx Client Error
The request conflicts with the current state of the target resource.
Gone · 4xx Client Error
The resource is no longer available and will not be available again.
Unsupported Media Type · 4xx Client Error
The request's content type isn't supported by the server.
Unprocessable Entity · 4xx Client Error
The request was well-formed but contains semantic errors.
Too Many Requests · 4xx Client Error
The user has sent too many requests in a given time (rate limiting).
Internal Server Error · 5xx Server Error
A generic error indicating the server encountered an unexpected condition.
Not Implemented · 5xx Server Error
The server doesn't support the functionality required to fulfill the request.
Bad Gateway · 5xx Server Error
The server, acting as a gateway, received an invalid response from an upstream server.
Service Unavailable · 5xx Server Error
The server isn't ready to handle the request — often due to maintenance or overload.
Gateway Timeout · 5xx Server Error
The server, acting as a gateway, didn't get a response in time from an upstream server.
