From fad4e1b2a169cdbe168316fc78fd4ded7a53b9ff Mon Sep 17 00:00:00 2001
From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Fri, 31 Mar 2017 16:05:33 +0200
Subject: [PATCH] rec: Refuse IXFR right away, as we do with AXFR

---
 pdns/syncres.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdns/syncres.cc b/pdns/syncres.cc
index 8b1c95ef23..d059991bd0 100644
--- a/pdns/syncres.cc
+++ b/pdns/syncres.cc
@@ -132,7 +132,7 @@ int SyncRes::beginResolve(const DNSName &qname, const QType &qtype, uint16_t qcl
   if (doSpecialNamesResolve(qname, qtype, qclass, ret))
     return 0;
 
-  if( (qtype.getCode() == QType::AXFR))
+  if( (qtype.getCode() == QType::AXFR) || (qtype.getCode() == QType::IXFR))
     return -1;
 
   if(qclass==QClass::ANY)
-- 
2.47.2