HTTP Return Codes
 
Group
Explanation
1xx
Informational
100 Continue
    101 Switching Protocols
2xx
Successful
200 OK
    201 Created
    202 Accepted
    203 Non-Authoritative Information
    204 No Content
    205 Reset Content
    206 Partial Content
3xx
Redirection
300 Multiple Choices
    301 Moved Permanently
    302 Moved Temporarily
    303 See Other
    304 Not Modified
    305 Use Proxy
4xx
Client Error
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-URI Too Long
    415 Unsupported Media Type
5xx
Server Error
500 Internal Server Error
    501 Not Implemented
    502 Bad Gateway
    503 Service Unavailable
    504 Gateway Timeout
 
 
505 HTTP Version Not Supported