From ea64ec21acfdbc8867977dc135a24ea03a3133dc Mon Sep 17 00:00:00 2001
From: VVelox <vvelox@vvelox.net>
Date: Sun, 3 Jun 2018 04:29:06 -0500
Subject: [PATCH] a domain name is unlikely to be both a CNAME and A record

---
 src/Util/Network.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/Util/Network.php b/src/Util/Network.php
index c1ea6e354..2bc2203dd 100644
--- a/src/Util/Network.php
+++ b/src/Util/Network.php
@@ -492,7 +492,10 @@ class Network
 
 		$h = substr($addr, strpos($addr, '@') + 1);
 
-		if (($h) && (dns_get_record($h, DNS_A + DNS_CNAME + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
+		if (($h) && (dns_get_record($h, DNS_A + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
+			return true;
+		}
+		if (($h) && (dns_get_record($h, DNS_CNAME + DNS_MX) || filter_var($h, FILTER_VALIDATE_IP) )) {
 			return true;
 		}
 		return false;