List of HTTP status codes

List of HTTP status codes

Status codes are issued by a server in response to a client’s request made to the server. The first digit of the status code specifies one of five standard classes of responses. Many of these status codes are used in URL redirection. A user agent may automatically redirect a request.

About List of HTTP status codes in brief

Summary List of HTTP status codesStatus codes are issued by a server in response to a client’s request made to the server. The first digit of the status code specifies one of five standard classes of responses. There are five classes defined by the standard. An informational response indicates that the request was received and understood. It is issued on a provisional basis while request processing continues. It alerts the client to wait for a final response. It indicates the client must take additional action to complete the request.

Many of these status codes are used in URL redirection. A user agent may automatically redirect a request. The message phrases shown are typical, but any human-readable alternative may be provided. Unless otherwise stated, the statuscode is part of the HTTP1. 1 standard. The Internet Assigned Numbers Authority maintains the official registry of HTTP status codes.