Ramakrishna Goverdhanam

10  Status Code Definitions Each Status-Code is described below, including a description of which method(s) it can follow and any metainformation required in the response. 10.1  Informational 1xx This class of status code indicates a provisional response, consisting only of the Status-Line and optional headers, and is terminated by an empty line. There are no required headers for this class of status code. Since HTTP/1.0 did not define any 1xx status codes, servers MUST NOT send a 1xx response to an HTTP/1.0 client except under experimental conditions. A client MUST be prepared to accept one or more 1xx status responses prior to a regular response, even if the client does not expect a 100 (Continue) status message. Unexpected 1xx status responses MAY be ignored by a user agent. Proxies MUST forward 1xx responses, unless the connection between the proxy and its client has been closed, or unless the proxy itself requested the generation of the 1xx response. (For exa...

What are Response Codes? When a search engine or website visitor makes a request to a web server, a three digit HTTP Response Status Code is returned. This code indicates what is about to happen. A response code of 200 means "OK, here is the content you were asking for." A 301 says, "Gotcha. That page has moved, so I'll send you there now." And so on. Einstein once said, "If you can't explain it simply, you don't know it well enough." 200 OK A 200 is the most common type of response code, and the one we experience most of the time when browsing the web. We asked to see a web page, and it was presented to us without any trouble. 301 Moved Permanently We were expecting to find a web page in a particular location, but it has been moved. No worries though, the web server has sent us to the new location. Most users won't notice that this has happened unless they watch the URL change. 302 Found (Moved Temporarily) You're in...