events {
  worker_connections 1024;
}
http {
  include /etc/nginx/mime.types;
  server_tokens off;
  limit_req_zone $binary_remote_addr zone=one:10m rate=30r/m;
  server {
    listen 443 ssl http2;
    keepalive_timeout 60;
    charset utf-8;
    ssl_certificate /certs/fullchain1.pem;
    ssl_certificate_key /certs/privkey1.pem;
    ssl_ciphers HIGH:!aNULL:!MD5:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384;
    ssl_protocols TLSv1.3;
    ssl_session_cache shared:SSL:50m;
    ssl_session_timeout 1d;
    ssl_session_tickets off;
    ssl_prefer_server_ciphers on;
    tcp_nopush on;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
    add_header Content-Security-Policy "default-src 'self';";
    add_header X-Frame-Options SAMEORIGIN always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "no-referrer";
    fastcgi_hide_header X-Powered-By;
    ssl_stapling on;
    ssl_stapling_verify on;
    ssl_trusted_certificate /certs/cert1.pem;

    error_page 401 403 404 /404.html;
    location / {
      proxy_pass http://doh-server:8053;
    }
  }
}