HTTP Status Codes

100 - Continue
101 - Switching Protocols
200 - OK
201 - Created
202 - Accepted
203 - Non-Authoritative Information
204 - No Content
205 - Reset Content
206 - Partial Content
300 - Multiple Choices
301 - Moved Permanently
302 - Found
303 - See Other
304 - Not Modified
305 - Use Proxy
306 - No Longer Used
307 - Temporary Redirect
400 - Bad Request
401 - Not Authorised
402 - Payment Required
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 Satisfiable
500 - Internal Server Error
501 - Not Implemented
502 - Bad Gateway
503 - Service Unavailable
504 - Gateway Timeout
505 - HTTP Version Not Supported