It is possible to obtain an overview of the remote Nginx web server's status, upstreams and caches.
Nginx is a free open source, high-performance, reliable, scalable and fully extensible web server, load balancer and reverse proxy software. One of the important modules in Nginx that provides access to virtual host status information. It contains the current status such as servers, upstreams, caches. This is similar to the live activity monitoring of nginx plus.
If required, update Nginx's configuration file(s) to either disable or ensure that access is limited to valid users / hosts.