HTTP return codes
HTTP return codesA status code that is returned from the Web server (HTTP server) to the client program, typically the browser. It indicates the status of the request and reports errors and necessary information so that the client software can respond.
Code Meaning1xx CODES - INFORMATION ONLY 100 - Continue; partial request received 101 - OK to switch protocols 2xx CODES - SUCCESS 200 - OK; all requested info returned 201 - Created; request filled 202 - Accepted; request received 203 - Source unknown; 3rd party info 204 - No new content; nothing to send 205 - Reset content; OK to clear form 206 - Request only partially filled 3xx CODES - REDIRECTION 300 - Header for 3xx codes 301 - Moved permanently; use new URL 302 - Moved temporarily; use same URL 303 - Redirected 304 - Not modified; use cached copy 305 - Use proxy; URL is provided 4xx CODES - FAILURE 400 - Did not understand request 401 - Password required 402 - Payment required 403 - Request refused 404 - Not found 406 - Content type not acceptable 407 - Browser must authenticate 408 - Timed out; send again 409 - Update conflict with explanation 410 - Not found; resource gone 411 - Content length missing 412 - Conditions on request failed 413 - Request too long to process 414 - Resource address too long 415 - Unsupported media type; bad format 5xx CODES - SERVER ERRORS 500 - Internal error 501 - Cannot fill request 502 - Cannot process gateway request 503 - Overloaded or service over limits 504 - Gateway or proxy server timed out 505 - HTTP version not supported
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