diff --git a/README.md b/README.md
index 2f00565..671b5b7 100644
--- a/README.md
+++ b/README.md
@@ -128,6 +128,10 @@ need to
     `mx.example.com`.
 
 
+### MX Record
+
+TODO
+
 ### Spf record
 
 TODO