nginx.conf

daemon off;
error_log /dev/stderr warn;

events {
}

http {
  proxy_cache_path /var/lib/nginx/tmp keys_zone=cache:10m;
  access_log /dev/stdout;
  error_page 404 /var/lib/nginx/404.json;

  server {
    listen 8080;

    proxy_intercept_errors on;
    proxy_hide_header Content-Type;
    proxy_hide_header Access-Control-Allow-Origin;
    proxy_hide_header Server;
    add_header Content-Type "application/rdap+json" always;
    add_header Access-Control-Allow-Origin "*" always;
    add_header Server "https://github.com/rdap-org/root.rdap.org" always;

    location /heartbeat {
      return 200;
    }

    location /domain {
      rewrite /domain/(.*) https://rdap.iana.org/domain/$1?utm_source=root.rdap.org redirect;
    }

    location /domains {
      rewrite /domains /root/_all.json break;
      proxy_pass https://backend-data.rdap.org;
    }

    location ~* ^/entity/\d+-iana$ {
      rewrite (?i)/entity/(\d+)-iana /registrars/$1-iana.json break;
      proxy_pass https://backend-data.rdap.org;
    }

    location /entities {
      rewrite /entities /registrars/_all.json break;
      proxy_pass https://backend-data.rdap.org;
    }

    location / {
      rewrite / https://about.rdap.org redirect;
    }
  }
}