The OPTIONS HTTP method requests permitted communication options for a given URL or server.
This can be used to test the allowed HTTP methods for a request, or to determine whether a request would succeed when making a CORS preflighted request.
A client can specify a URL with this method, or an asterisk (*) to refer to the entire server....5 Accept-Encoding: gzip,deflate Connection:...Access-Control-Max-Age: 86400 Vary: Accept-Encoding, Origin Keep-Alive: timeout=2...