From 01b6006a15b7d16a1214781eb6f1a21edcaf8892 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ask=20Bj=C3=B8rn=20Hansen?= <ask@develooper.com>
Date: Tue, 22 Nov 2022 16:12:17 -0800
Subject: [PATCH] Add logging when a name doesn't resolve

---
 main.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/main.go b/main.go
index 45ac537..a653e36 100644
--- a/main.go
+++ b/main.go
@@ -176,6 +176,12 @@ func (e *Exporter) resolve(zone, record, recordType, resolver string) (resolves
 		!response.CheckingDisabled &&
 		response.Rcode == dns.RcodeSuccess
 
+	if !resolves {
+		log.Printf("%s AuthenticatedData: %t", hostname(zone, record), response.AuthenticatedData)
+		log.Printf("%s CheckingDisabled:  %t", hostname(zone, record), response.AuthenticatedData)
+		log.Printf("%s RcodeSuccess    :  %s", hostname(zone, record), dns.RcodeToString[response.Rcode])
+	}
+
 	// If multiple RRSIGs cover our record, return the one that will expire the earliest.
 	for _, rr := range response.Answer {
 		if rrsig, ok := rr.(*dns.RRSIG); ok {