node js with nginx without domain digital ocean hindi code example

Example: nginx digital ocean node app sub domain

server {
  server_name blog.karlsolgard.net;
  
  location / {
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $proxy_host;
    proxy_set_header X-NginX-Proxy true;
    proxy_pass       http://127.0.0.1:2368;
    }
}
 
server {
   server_name karlsolgard.net;
 
   location / {
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $proxy_host;
    proxy_set_header X-NginX-Proxy true;
    proxy_pass         http://127.0.0.1:8080;
    }  
}