From 5d6993d445fe85c5ad1d3adc511ade8672708d8c Mon Sep 17 00:00:00 2001
From: Christian Schneider
Date: Wed, 29 Nov 2017 15:39:52 +0100
Subject: Filter out invalid empty MX records (e.g. for bluwin.ch)

---
 it_mail.class | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'it_mail.class')

diff --git a/it_mail.class b/it_mail.class
index ea63aba..26ba883 100644
--- a/it_mail.class
+++ b/it_mail.class
@@ -430,7 +430,7 @@ function check_email($email, $checkmailbox = true)
 			}
 		}
 
-		if ($mxhosts)	/* We need at least one valid MX */
+		if (array_filter($mxhosts))	/* We need at least one valid MX */
 		{
 			if ($checkmailbox)
 			{
-- 
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