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 
307	Temporary Redirect 
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 Satisfiable 
417	Expectation Failed 
500	Internal Server Error 
501	Not Implemented 
502	Bad Gateway 
503	Service Unavailable 
504	Gateway Timeout 
505	HTTP Version Not Supported 