diff --git a/hosts/plover/modules/hardware/hetzner-cloud-cx21.nix b/hosts/plover/modules/hardware/hetzner-cloud-cx21.nix
index d55ce23c..9d703415 100644
--- a/hosts/plover/modules/hardware/hetzner-cloud-cx21.nix
+++ b/hosts/plover/modules/hardware/hetzner-cloud-cx21.nix
@@ -88,21 +88,19 @@ in
         matchConfig.Name = lib.concatStringsSep " " internalEthernetInterfaceNames;
 
         address = [
-          "${IPv4.address}/32"
-          "${IPv6.address}/128"
+          "${IPv4.address}/16"
+          "${IPv6.address}/64"
         ];
 
+        # Using the authoritative DNS server to enable accessing them nice
+        # internal services with domain names.
+        dns = [ "127.0.0.1" "::1" ];
+        domains = [ config.networking.fqdn ];
+
         gateway = [
           IPv4.gateway
           IPv6.gateway
         ];
-
-        # Using the authoritative DNS server to enable accessing them nice
-        # internal services with domain names.
-        networkConfig.DNS = [
-          "127.0.0.1"
-          "::1"
-        ];
       };
     };
   };