diff --git a/inventory/service/group_vars/adns.yaml b/inventory/service/group_vars/adns.yaml
index be098ff02a..4b749cfb54 100644
--- a/inventory/service/group_vars/adns.yaml
+++ b/inventory/service/group_vars/adns.yaml
@@ -5,9 +5,3 @@ iptables_extra_allowed_hosts:
   - protocol: tcp
     port: 53
     hostname: ns2.opendev.org
-  - protocol: tcp
-    port: 53
-    hostname: ns1.openstack.org
-  - protocol: tcp
-    port: 53
-    hostname: ns2.openstack.org