diff --git a/pkg/dns/resource.go b/pkg/dns/resource.go
index e389cbc..433561c 100644
--- a/pkg/dns/resource.go
+++ b/pkg/dns/resource.go
@@ -461,8 +461,8 @@ func (r *Resource) GetToTXT(name string) []TXTRecord {
 
 // ToZone projects the resource into zone-order records.
 //
-// Authority-like records are emitted first in original order, with duplicate NS
-// targets collapsed. Glue records for in-zone hosts are appended last.
+// Records are emitted in their original order, with duplicate NS targets
+// collapsed. Glue records for in-zone hosts are appended last.
 func (r *Resource) ToZone(name string) []ResourceRecord {
 	if r == nil {
 		return nil
diff --git a/pkg/dns/resource_test.go b/pkg/dns/resource_test.go
index 6bb4a83..b892732 100644
--- a/pkg/dns/resource_test.go
+++ b/pkg/dns/resource_test.go
@@ -507,6 +507,37 @@ func TestResourceProjectionHelpers(t *testing.T) {
 	}
 }
 
+func TestResourceToZonePreservesOriginalOrder(t *testing.T) {
+	resource := NewResource()
+	resource.Records = []ResourceRecord{
+		TXTRecord{Entries: []string{"first"}},
+		DSRecord{KeyTag: 7, Algorithm: 8, DigestType: 9, Digest: []byte{0xaa}},
+		NSRecord{NS: "ns1.example."},
+		GLUE4Record{NS: "ns1.example.", Address: netip.MustParseAddr("192.0.2.10")},
+	}
+
+	zone := resource.ToZone("example.")
+	if len(zone) != 4 {
+		t.Fatalf("ToZone returned %d records, want 4", len(zone))
+	}
+
+	if rr, ok := zone[0].(TXTRecord); !ok || len(rr.Entries) != 1 || rr.Entries[0] != "first" {
+		t.Fatalf("ToZone[0] = %#v, want TXT first", zone[0])
+	}
+
+	if rr, ok := zone[1].(DSRecord); !ok || rr.KeyTag != 7 {
+		t.Fatalf("ToZone[1] = %#v, want DS record", zone[1])
+	}
+
+	if rr, ok := zone[2].(NSRecord); !ok || rr.NS != "ns1.example." {
+		t.Fatalf("ToZone[2] = %#v, want NS ns1.example.", zone[2])
+	}
+
+	if rr, ok := zone[3].(GLUE4Record); !ok || rr.NS != "ns1.example." || rr.Address.String() != "192.0.2.10" {
+		t.Fatalf("ToZone[3] = %#v, want GLUE4 ns1.example./192.0.2.10", zone[3])
+	}
+}
+
 func TestResourceToDNSAndReferral(t *testing.T) {
 	resource := NewResource()
 	resource.Records = []ResourceRecord{