Arquivo de configuração do NGINX (/etc/nginx/nginx.conf)

nginx.conf

user www-data www-data;
worker_processes 4;
pid /var/run/nginx.pid;

events {
  worker_connections 1024;
}

http {
  include       /etc/nginx/mime.types;
  default_type  application/octet-stream;
  log_format    main '$remote_addr - $remote_user [$time_local] '
                     '"$request" $status $body_bytes_sent "$http_referer" '
                     '"$http_user_agent" "$http_x_forwarded_for"';
  sendfile on;
  keepalive_requests 10;
  keepalive_timeout 60;
  tcp_nodelay off;
  tcp_nopush on;

  add_header X-Content-Type-Options nosniff;
  add_header X-Frame-Options DENY;

  server_tokens off;
  client_header_timeout 60;
  client_body_timeout 60;
  ignore_invalid_headers on;
  send_timeout 60;
  server_name_in_redirect off;

  gzip on;
  gzip_http_version 1.0;
  gzip_comp_level 6;
  gzip_proxied any;
  gzip_types text/plain text/css application/x-javascript text/xml application/xml application/xml+rss text/javascript;
  gzip_disable "MSIE [1-6] \.";

  include /etc/nginx/sites-enabled/*;
}