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Converters Tool

HTTP Status Code Lookup

Search and learn every HTTP status code from 100 to 599.

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100
ContinueInformational

Server received request headers, client should proceed to send body.

101
Switching ProtocolsInformational

Server is switching protocols as requested.

200
OKSuccess

Request succeeded. The standard success response.

201
CreatedSuccess

Request succeeded and a new resource was created.

202
AcceptedSuccess

Request accepted for processing but not yet completed.

204
No ContentSuccess

Request succeeded but there is no content to return.

206
Partial ContentSuccess

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

301
Moved PermanentlyRedirection

Resource has moved permanently to a new URL.

302
FoundRedirection

Resource is temporarily at a different URL.

304
Not ModifiedRedirection

Cached version is still valid; client can use it.

307
Temporary RedirectRedirection

Redirect to a temporary URL, keep the HTTP method.

308
Permanent RedirectRedirection

Permanent redirect, keep the HTTP method.

400
Bad RequestClient Error

Server cannot process the request due to client error.

401
UnauthorizedClient Error

Authentication is required and has failed or not been provided.

403
ForbiddenClient Error

Server refuses to authorize the request.

404
Not FoundClient Error

Resource was not found on the server.

405
Method Not AllowedClient Error

Request method is not allowed for the resource.

408
Request TimeoutClient Error

Server timed out waiting for the request.

409
ConflictClient Error

Request conflicts with the current state of the resource.

410
GoneClient Error

Resource is no longer available and will not be available again.

413
Payload Too LargeClient Error

Request body is larger than the server is willing to process.

415
Unsupported Media TypeClient Error

Media type of the request is not supported.

418
I'm a teapotClient Error

April Fools joke from RFC 2324. Servers may return this when refusing to brew coffee.

422
Unprocessable EntityClient Error

Request is well-formed but contains semantic errors.

429
Too Many RequestsClient Error

Client has sent too many requests in a given time (rate limited).

500
Internal Server ErrorServer Error

Generic server error message.

501
Not ImplementedServer Error

Server does not support the functionality required.

502
Bad GatewayServer Error

Server acting as a gateway received an invalid response upstream.

503
Service UnavailableServer Error

Server cannot handle the request (overloaded or maintenance).

504
Gateway TimeoutServer Error

Upstream server failed to respond in time.

505
HTTP Version Not SupportedServer Error

Server does not support the HTTP version used in the request.

How it works

How to look up HTTP status codes

STEP 01
Type a code (404), name (not found), or description.
STEP 02
Read the explanation of what the server is saying.
STEP 03
Use the category color to identify success, redirect, client error, or server error.
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FAQ

Common questions