From 6e71b7de04d4c33854b567839839d018e5420db4 Mon Sep 17 00:00:00 2001
From: AL <AlexeySa@users.noreply.github.com>
Date: Tue, 25 Oct 2016 14:06:33 +0300
Subject: [PATCH] Update mx_check.lua

---
 src/plugins/lua/mx_check.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/plugins/lua/mx_check.lua b/src/plugins/lua/mx_check.lua
index 39ba95b0b..bdd33a8e5 100644
--- a/src/plugins/lua/mx_check.lua
+++ b/src/plugins/lua/mx_check.lua
@@ -50,6 +50,10 @@ local function mx_check(task)
     end
   end
 
+  if not mx_domain then
+    return
+  end
+
   local valid = false
 
   local function check_results(mxes)
-- 
2.39.5