diff --git a/dns-rest-api1.sunet.se/overlay/etc/knot/conf.d/cdn.sunet.se.conf b/dns-rest-api1.sunet.se/overlay/etc/knot/conf.d/cdn.sunet.se.conf
new file mode 100644
index 0000000..a3c7400
--- /dev/null
+++ b/dns-rest-api1.sunet.se/overlay/etc/knot/conf.d/cdn.sunet.se.conf
@@ -0,0 +1,5 @@
+zone:
+    # Primary zone(s)
+  - domain: cdn.sunet.se
+    dnssec-signing: off
+    notify: [ ns1-sunet-se, sunic-node1, sunic-node2, sunic-node3 ]