From e59b70b286228fdb81a18ae7b36a04496309340b Mon Sep 17 00:00:00 2001
From: Marie JONES <14836007+marie-j@users.noreply.github.com>
Date: Thu, 15 Jan 2026 17:53:40 +0100
Subject: [PATCH] fix(metrics): add CNAME to known record types

---
 controller/metrics_test.go | 2 +-
 endpoint/endpoint.go       | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/controller/metrics_test.go b/controller/metrics_test.go
index 313cd8977c..8f4c399064 100644
--- a/controller/metrics_test.go
+++ b/controller/metrics_test.go
@@ -367,7 +367,7 @@ func TestGaugeMetricsWithMixedRecords(t *testing.T) {
 
 	testutils.TestHelperVerifyMetricsGaugeVectorWithLabels(t, 534, sourceRecords.Gauge, map[string]string{"record_type": "a"})
 	testutils.TestHelperVerifyMetricsGaugeVectorWithLabels(t, 324, sourceRecords.Gauge, map[string]string{"record_type": "aaaa"})
-	testutils.TestHelperVerifyMetricsGaugeVectorWithLabels(t, 0, sourceRecords.Gauge, map[string]string{"record_type": "cname"})
+	testutils.TestHelperVerifyMetricsGaugeVectorWithLabels(t, 2, sourceRecords.Gauge, map[string]string{"record_type": "cname"})
 	testutils.TestHelperVerifyMetricsGaugeVectorWithLabels(t, 11, sourceRecords.Gauge, map[string]string{"record_type": "srv"})
 
 	testutils.TestHelperVerifyMetricsGaugeVectorWithLabels(t, 5334, registryRecords.Gauge, map[string]string{"record_type": "a"})
diff --git a/endpoint/endpoint.go b/endpoint/endpoint.go
index 11870b3fc4..ed6b09d6b4 100644
--- a/endpoint/endpoint.go
+++ b/endpoint/endpoint.go
@@ -54,6 +54,7 @@ var (
 	KnownRecordTypes = []string{
 		RecordTypeA,
 		RecordTypeAAAA,
+		RecordTypeCNAME,
 		RecordTypeTXT,
 		RecordTypeSRV,
 		RecordTypeNS,