diff --git a/kartei/feliks/default.nix b/kartei/feliks/default.nix
index 9f9866c71..6ce95f587 100644
--- a/kartei/feliks/default.nix
+++ b/kartei/feliks/default.nix
@@ -18,6 +18,30 @@ in {
     mail = "feliks@flipdot.org";
   };
   hosts = mapAttrs hostDefaults {
+    ioka = {
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.10.242";
+          aliases = [ "ioka.r" "ioka.feliks.r" ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIICCgKCAgEAwmwpsohYq/KJTXvUmacsFqolf3Me2dG5NypdosJT5jIVjQMa5M6U
+            HWpkfOFi3v0NTiUN8OP3714N1hF7x+Lq/EVYSSxT1bB4IWSIyaVLmSjs+sycHRKK
+            zvOL249iOqdyFjAeGVXmLw/zYOH6uzdJpRvlgMcGT5BPL+Jx+G5KUZgeqkDDDpcy
+            1j+6nCyBRn9yK0yfZ5z6LJQqLCJzZ4KE5ym6t8RqgRXWchewQP/aYxtk1dn03GEn
+            NSiJmjb3QtKM1ZWAMNSCJ0xdPNQtMp7Xi4EdwDcyNAmu+Tk48MSV/G4TL5PXAV1p
+            WYWS6KxAc/huwKW/HCGFAj7d7cTMd4XzcN7fMg6gAs4GQTVn7AYelMb6teAGZj5Y
+            ifHmhl5Sy2umuDBhUWAfLDZu97gmF2ZlpO48VG/ZJjKejw9gP8u3Qek3+4iO22wM
+            xrj1ZZEuxhEyJu1OYNr/MES6h5l+FdiVpV6JMpzOCGhiVRN4z4FzUHcUixFIgJni
+            zlr0h6c0fJh4mEmOSu2WwNV7xMmqWe7SAcLOnvRaAqBfAprIvy/rpcB7Ji1gFcMq
+            4k/GkbKD+8/NZxujAJhyUo08JNHb0TACZiVIhbaafsEEgRQZBs9wa0u7MMzqlwXP
+            1ewjfwmfEQa7yEt0BQVjYm2C017IWngXv0dU49gVDGh9MMG9EBcS4scCAwEAAQ==
+            -----END RSA PUBLIC KEY-----
+          '';
+          tinc.pubkey_ed25519 = "jhPsb07ilQDliw8H9lQ1JQ5Potj+//HwNSD7+OHdFvD";
+        };
+      };
+    };
     papawhakaaro = {
       nets = {
         retiolum = {