~# cat /etc/nginx/sites-available/default
server {
   listen 443 ssl default_server;
   listen [::]:443 ssl default_server;
   server_name 192.168.0.24;

   error_log /var/log/nginx/error.log;
   access_log /var/log/nginx/access.log;

   # Don't use them in a production server!
   include snippets/snakeoil.conf;
   #ssl_certificate /etc/ssl/certs/ssl-cert-snakeoil.pem;
   #ssl_certificate_key /etc/ssl/private/ssl-cert-snakeoil.key;

   location / {
       root /var/www/html;
       index index.html index.htm;
   }
}

server {
   listen 80;
   server_name 192.168.0.24;
   return 301 https://$host$request_uri;
}

~# nginx -t
~# systemctl reload nginx

~# openssl s_client -connect 192.168.0.24:443
Connecting to 192.168.0.24
CONNECTED(00000003)
Can't use SSL_get_servername
...
No client certificate CA names sent

Browser:
https://192.168.0.24/
Your connection is not private
Attackers might be trying to steal your information from 192.168.0.24 (for example, passwords, messages, or credit cards). Learn more about this warning
net::ERR_CERT_AUTHORITY_INVALID
This server could not prove that it is 192.168.0.24; its security certificate is not trusted by your computer's operating system. This may be caused by a misconfiguration or an attacker intercepting your connection.