diff --git a/example/environment/nginx b/example/environment/nginx
new file mode 100644
index 0000000..81e7d5f
--- /dev/null
+++ b/example/environment/nginx
@@ -0,0 +1,6 @@
+server {
+  listen [::]:80 ipv6only=on default_server;
+
+  allow 0200::/7;
+  deny  all;
+}
\ No newline at end of file