400 Bad Request
401 Unauthorized
403 Forbidden
404 Not Found
405 Method Not Allowed
406 Not Acceptable
407 Proxy Authentication Required
408 Request Timeout
409 Conflict
410 Gone
411 Length Required
412 Precondition Failed
413 Request Entity Too Large
414 Request URI Too Long
415 Unsupported Media Type
416 Requested Range Not Satisfied
417 Expectation Failed
500 Internal Server Error
501 Not Implemented
502 Bad Gateway
503 Service unavailable
504 Gateway Timeout
505 HTTP Version Not Supported
401 Unauthorized
403 Forbidden
404 Not Found
405 Method Not Allowed
406 Not Acceptable
407 Proxy Authentication Required
408 Request Timeout
409 Conflict
410 Gone
411 Length Required
412 Precondition Failed
413 Request Entity Too Large
414 Request URI Too Long
415 Unsupported Media Type
416 Requested Range Not Satisfied
417 Expectation Failed
500 Internal Server Error
501 Not Implemented
502 Bad Gateway
503 Service unavailable
504 Gateway Timeout
505 HTTP Version Not Supported