Common Status Codes
Here are some of the most frequently seen status codes:
100 (Continue)
The server got the first part of the request and is ready for the rest.
200 (OK)
The request was successful, and the server is sending back the requested resource.
301 (Moved Permanently)
The resource you’re requesting has been permanently moved to a new URL. Use the new URL from now on.
404 (Not Found)
The server couldn’t find the resource at the given URL. Double-check that you’ve got the right address.
500 (Internal Server Error)
Something went wrong on the server’s end, and it couldn’t process your request.