HaproxyDNS/configuration/reverseproxy/nginx/doh

server {
  listen       443 ssl http2;
  listen       [::]:443 ssl http2;
  server_name  SERVER_NAME;

  server_tokens off;
  ssl_protocols TLSv1.3;
  # HTTP Security Headers
  add_header X-Frame-Options DENY;
  add_header X-Content-Type-Options nosniff;
  add_header X-XSS-Protection "1; mode=block";
  add_header Strict-Transport-Security "max-age=63072000";
  ssl_certificate /go/to/ket/;
  ssl_certificate_key /go/to/ket/;
  gzip off;
  add_header Last-Modified $date_gmt;
  etag off;
  
  location /dns-query {
    proxy_pass       http://localhost:8053/dns-query;
    proxy_set_header Host      $host;
    proxy_set_header X-Real-IP $remote_addr;
  }

}