diff --git a/deploy/prod/cm.yaml b/deploy/prod/cm.yaml
index 43f4a961..9c1ecbf0 100644
--- a/deploy/prod/cm.yaml
+++ b/deploy/prod/cm.yaml
@@ -40,7 +40,7 @@ data:
         domain = request.args.get("domain")
         if not domain:
             return Response(status=404)
-        if domain.endswith('xlog.app'):
+        if domain.endswith('.xlog.app') or domain == "xlog.app":
             return Response(status=200)
 
         # get TXT