The server has a temporary or permanent error and is unable to handle the request. The browser has requested information which does not exist on the server. The webpage is up and reachable, but is going to redirect you to another URL. The webpage is up and reachable and the contents shall be displayed. Status codes can be separated into five separate categories based on their first number: But if it sends back a http status code of 404 it means “NOT FOUND, the requested webpage was not found, so I can’t display the contents you requested”. And tell the browser what’s going to happen next.įor instance, if the webpage sends a http status code of 200 back to the browser it means “OK everything worked, I will now display the contents you requested”. The https status codes as they are sometimes called are handed to the browser as part of this information. The purpose of the headers is to give the browser important information about the state of the webpage. Every time your browser connects to a webpage it’s sent back data from the webpage known as headers.

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