diff --git a/nix/nixos-module/container/dnscache.nix b/nix/nixos-module/container/dnscache.nix
index 4f07ece..114de56 100644
--- a/nix/nixos-module/container/dnscache.nix
+++ b/nix/nixos-module/container/dnscache.nix
@@ -105,32 +105,50 @@ lib.mkIf config.site.hosts.${hostName}.services.dnscache.enable {
       stub-zone:
         name: "dn42"
         stub-prime: yes
+        stub-addr: 172.20.0.53
+        stub-addr: fd42:d42:d42:54::1
         stub-addr: 172.23.0.53
+        stub-addr: fd42:d42:d42:53::1
 
       stub-zone:
         name: "20.172.in-addr.arpa"
         stub-prime: yes
+        stub-addr: 172.20.0.53
+        stub-addr: fd42:d42:d42:54::1
         stub-addr: 172.23.0.53
+        stub-addr: fd42:d42:d42:53::1
 
       stub-zone:
         name: "21.172.in-addr.arpa"
         stub-prime: yes
+        stub-addr: 172.20.0.53
+        stub-addr: fd42:d42:d42:54::1
         stub-addr: 172.23.0.53
+        stub-addr: fd42:d42:d42:53::1
 
       stub-zone:
         name: "22.172.in-addr.arpa"
         stub-prime: yes
+        stub-addr: 172.20.0.53
+        stub-addr: fd42:d42:d42:54::1
         stub-addr: 172.23.0.53
+        stub-addr: fd42:d42:d42:53::1
 
       stub-zone:
         name: "23.172.in-addr.arpa"
         stub-prime: yes
+        stub-addr: 172.20.0.53
+        stub-addr: fd42:d42:d42:54::1
         stub-addr: 172.23.0.53
+        stub-addr: fd42:d42:d42:53::1
 
       stub-zone:
         name: "d.f.ip6.arpa"
         stub-prime: yes
+        stub-addr: 172.20.0.53
+        stub-addr: fd42:d42:d42:54::1
         stub-addr: 172.23.0.53
+        stub-addr: fd42:d42:d42:53::1
     '';
   };
 }