From 255423588c9de138f7725f00a42ad75cd1b4e270 Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Fri, 11 May 2018 03:31:25 +0200
Subject: [PATCH] REFUSED responses are fine for filtering resolvers

---
 dnscrypt-proxy/proxy.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dnscrypt-proxy/proxy.go b/dnscrypt-proxy/proxy.go
index 1735ba31..3b19b01b 100644
--- a/dnscrypt-proxy/proxy.go
+++ b/dnscrypt-proxy/proxy.go
@@ -320,7 +320,7 @@ func (proxy *Proxy) processIncomingQuery(serverInfo *ServerInfo, clientProto str
 			serverInfo.noticeFailure(proxy)
 			return
 		}
-		if rcode := Rcode(response); rcode == 2 || rcode == 5 { // SERVFAIL / REFUSED
+		if rcode := Rcode(response); rcode == 2 { // SERVFAIL
 			dlog.Infof("Server [%v] returned temporary error code [%v] -- Upstream server may be experiencing connectivity issues", serverInfo.Name, rcode)
 			serverInfo.noticeFailure(proxy)
 		} else {