📋 HTTP Status Code Lookup

HTTP response status code description and lookup tool

Common Status Codes

100Informational

Continue

Continue. The client should continue with its request

101Informational

Switching Protocols

Switching Protocols. Server switches protocol upon client request

200Success

OK

Request successful. Generally used for GET and POST requests

201Success

Created

Created. Successful request and created new resource

202Success

Accepted

Accepted. Request accepted but not yet completed

204Success

No Content

No Content. Server successfully processed but returned no content

301Redirection

Moved Permanently

Moved Permanently. Resource has been permanently moved to new URI

302Redirection

Found

Found. Similar to 301 but resource is only temporarily moved

304Redirection

Not Modified

Not Modified. Requested resource has not been modified

400Client Error

Bad Request

Bad Request. Client request has syntax error

401Client Error

Unauthorized

Unauthorized. Request requires user authentication

403Client Error

Forbidden

Forbidden. Server understands request but refuses to execute

404Client Error

Not Found

Not Found. Server cannot find the requested resource

405Client Error

Method Not Allowed

Method Not Allowed. Request method is not allowed

408Client Error

Request Timeout

Request Timeout. Server timeout waiting for request

409Client Error

Conflict

Conflict. Request conflicts with current state of server

500Server Error

Internal Server Error

Internal Server Error. Server internal error

501Server Error

Not Implemented

Not Implemented. Server does not support the functionality

502Server Error

Bad Gateway

Bad Gateway. Invalid response from upstream server

503Server Error

Service Unavailable

Service Unavailable. Server temporarily unavailable

504Server Error

Gateway Timeout

Gateway Timeout. Gateway did not receive timely response

HTTP Status Code Categories

1xx: Informational
2xx: Success
3xx: Redirection
4xx: Client Error
5xx: Server Error