server {
  listen 127.0.0.1:80 backlog=65535 fastopen=65535 bind reuseport so_keepalive=180:5:3 default_server;
  listen 10.201.50.131:80 backlog=65535 fastopen=65535 bind reuseport so_keepalive=180:5:3 default_server;
  server_name "" 127.0.0.1 10.201.50.131;
  location /status {
    access_log off;
    return 200;
  }
  location = /64.dat {
    root /var/www/ab;
    access_log off;
  }
  # Everything is a 404
  location / {
    return 404;
  }
  # You may need this to prevent return 404 recursion.
  location = /404.html {
    internal;
  }
}