http-status-messages.txt

100 Request received, please continue
101 Switching to new protocol; obey Upgrade header
200 Request fulfilled, document follows
201 Document created, URL follows
202 Request accepted, processing continues off-line
203 Request fulfilled from cache
204 Request fulfilled, nothing follows
205 Clear input form for further input.
206 Partial content follows.
300 Object has several resources -- see URI list
301 Object moved permanently -- see URI list
302 Object moved temporarily -- see URI list
303 Object moved -- see Method and URL list
304 Document has not changed since given time
305 You must use proxy specified in Location to access this resource.
307 Object moved temporarily -- see URI list
400 Bad request syntax or unsupported method
401 No permission -- see authorization schemes
402 No payment -- see charging schemes
403 Request forbidden -- authorization will not help
404 Nothing matches the given URI
405 Specified method is invalid for this resource.
406 URI not available in preferred format.
407 You must authenticate with this proxy before proceeding.
408 Request timed out; try again later.
409 Request conflict.
410 URI no longer exists and has been permanently removed.
411 Client must specify Content-Length.
412 Precondition in headers is false.
413 Entity is too large.
414 URI is too long.
415 Entity body in unsupported format.
416 Cannot satisfy request range.
417 Expect condition could not be satisfied.
500 Server got itself in trouble
501 Server does not support this operation
502 Invalid responses from another server/proxy.
503 The server cannot process the request due to a high load
504 The gateway server did not receive a timely response
505 Cannot fulfill request.