diff --git a/data/mdn b/data/mdn
new file mode 100644
index 00000000..6bd5dceb
--- /dev/null
+++ b/data/mdn
@@ -0,0 +1,4 @@
+full:developer.mozilla.org
+full:interactive-examples.mdn.mozilla.net
+full:mdn.mozillademos.org
+full:media.prod.mdn.mozit.cloud