HTTP返回的状态码及含义

从HTTP服务器返回的响应消息中包括了状态行，每个HTTP状态行由HTTP版本号、状态码和描述信息组成，典型的是“HTTP/1.0 200 OK”。下面这张表格是状态码及其对应的含义。

                 HTTP Status Codes

Status Code	Meaning
200	OK
201	Created
202	Accepted
203	Non-Authoritative Information
204	No Content
205	Reset Content
206	Partial Content
251	Fin (i-mail capture)
252	Rec (i-mail capture)
255	Empty (i-mail capture)
300	Multiple Choices
301	Moved Permanently
302	Moved Temporarily
303	See Other
304	Not Modified
305	Use Proxy
307	Temporary Redirect
400	Bad Request
401	Unauthorized
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 URL Too Large
415	Unsupported Media Type
416	Requested Range Not Satisfiable
417	Expectation Failed
451	ID Error (i-mail capture)
500	Internal Server Error
501	Not Implemented
502	Bad Gateway
503	Service Unavailable
504	Gateway Timeout
505	HTTP Version Not Supported
552	POST Error (i-mail capture)
553	GET Error (i-mail capture)
554	Unordered (i-mail capture)
561	UE POST Error (i-mail capture)