From 25d018cf06cb3f845aba494f750f6fbf2b0fb215 Mon Sep 17 00:00:00 2001
From: thom <thom@amsterdamtech.nl>
Date: Tue, 6 Oct 2020 20:04:19 +0200
Subject: [PATCH] Make retrieving subdomain zones possible and allow 63 char
 TLDs (#4522 and #3500)

---
 interface/lib/classes/remote.d/dns.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/interface/lib/classes/remote.d/dns.inc.php b/interface/lib/classes/remote.d/dns.inc.php
index 3129c6a3a2..b65dd63c8d 100644
--- a/interface/lib/classes/remote.d/dns.inc.php
+++ b/interface/lib/classes/remote.d/dns.inc.php
@@ -249,7 +249,7 @@ class remoting_dns extends remoting {
 			return false;
 		}
 
-		if(!preg_match('/^[a-z0-9][a-z0-9\-]+[a-z0-9](\.[a-z]{2,4})+$/i', $origin)){
+		if(!preg_match('/^[\w\.\-]{2,64}\.[a-zA-Z0-9\-]{2,63}$/', $origin)){
 			throw new SoapFault('no_domain_found', 'Invalid domain name.');
 			return false;
 		}
-- 
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