diff --git a/hosts/kaoru/os/configuration.nix b/hosts/kaoru/os/configuration.nix
index 5636027..ca9fe05 100644
--- a/hosts/kaoru/os/configuration.nix
+++ b/hosts/kaoru/os/configuration.nix
@@ -59,15 +59,6 @@
         openFirewall = true;
         openInternalFirewall = true;
       };
-      wt0 = {
-        port = 51821;
-        login = {
-          enable = true;
-          setupKeyFile = "${pkgs.writeText "one-time-key" "0C185300-F30B-4C4B-8B55-6383B615AA26"}";
-        };
-        openFirewall = true;
-        openInternalFirewall = true;
-      };
     };
   };
 }
diff --git a/hosts/lala/default.nix b/hosts/lala/default.nix
index 925c34e..bcba643 100644
--- a/hosts/lala/default.nix
+++ b/hosts/lala/default.nix
@@ -22,18 +22,6 @@
     ssh.pubKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMh1dUFmdYFPMsKoidEzYyGjQkG/GMl4F7yoB4BidEFO hiyama@lala";
   };
 
-  services.netbird = {
-    clients.wt0 = {
-      port = 51821;
-      login = {
-        enable = true;
-        setupKeyFile = "${pkgs.writeText "one-time-key" "4EA018E4-F27C-498E-9DAD-FB9E9D2E52C6"}";
-      };
-      openFirewall = true;
-      openInternalFirewall = true;
-    };
-  };
-
   sops = {
     defaultSopsFile = ../../secrets/secrets.yaml;
     defaultSopsFormat = "yaml";
diff --git a/hosts/tsumugi/reverseProxy.nix b/hosts/tsumugi/reverseProxy.nix
index 603f100..bfd9197 100644
--- a/hosts/tsumugi/reverseProxy.nix
+++ b/hosts/tsumugi/reverseProxy.nix
@@ -6,35 +6,6 @@
   ...
 }:
 {
-  sops.secrets."tsumugi/wgpk" = { };
-  networking.firewall.allowedUDPPorts = [ 9546 ];
-  networking.wg-quick.interfaces.ochiai = {
-    listenPort = 9546;
-    address = [ "10.0.0.2/24" ];
-    privateKeyFile = config.sops.secrets."tsumugi/wgpk".path;
-    table = "1234";
-    postUp = "ip rule add pref 500 from 10.0.0.2 lookup 1234";
-    postDown = "ip rule delete pref 500";
-    peers = [
-      {
-        publicKey = "UoMs4Mtp59wHfJwGLygNe01W3vrBXEevEElZ+rs27Xs=";
-        allowedIPs = [ "0.0.0.0/0" ];
-        endpoint = "ochiai.moppu.dev:5964";
-        persistentKeepalive = 25;
-      }
-    ];
-  };
-
-  sops.secrets."tsumugi/cloudflare" = {
-    #owner = "cloudflared";
-  };
-  services.cloudflared = {
-    enable = true;
-    tunnels.tsumugi = {
-      credentialsFile = config.sops.secrets."tsumugi/cloudflare".path;
-      default = "http_status:404";
-    };
-  };
   services.netbird = {
     useRoutingFeatures = "both";
     clients = {
@@ -51,15 +22,6 @@
         openFirewall = true;
         openInternalFirewall = true;
       };
-      wt0 = {
-        port = 51821;
-        login = {
-          enable = true;
-          setupKeyFile = "${pkgs.writeText "one-time-key" "5EA0A6CF-1610-4E9A-9AC3-DD0F139A1928"}";
-        };
-        openFirewall = true;
-        openInternalFirewall = true;
-      };
     };
   };
 }
diff --git a/hosts/tsumugi/transmission.nix b/hosts/tsumugi/transmission.nix
index 03cb7d3..03124ec 100644
--- a/hosts/tsumugi/transmission.nix
+++ b/hosts/tsumugi/transmission.nix
@@ -25,7 +25,7 @@ in
       hostAddress = "192.168.${toString id}.10";
       localAddress = "192.168.${toString id}.11";
       hostRoutes = [
-        "100.70.0.0/16" # netbird
+        "100.109.0.0/16" # netbird
         "10.0.4.0/24" # home subnet
         "192.168.0.0/16" # container subnet
       ];
@@ -95,7 +95,7 @@ in
               rpc-authentication-required = true;
               anti-brute-force-enabled = true;
               rpc-whitelist = lib.concatStringsSep "," [
-                "100.70.*.*"
+                "100.109.*.*"
                 "10.0.4.*"
                 "192.168.*.*"
               ];
diff --git a/hosts/yuhata/os/configuration.nix b/hosts/yuhata/os/configuration.nix
index f5c6031..1997ef5 100644
--- a/hosts/yuhata/os/configuration.nix
+++ b/hosts/yuhata/os/configuration.nix
@@ -81,15 +81,6 @@
         openFirewall = true;
         openInternalFirewall = true;
       };
-      wt0 = {
-        port = 51821;
-        login = {
-          enable = true;
-          setupKeyFile = "${pkgs.writeText "one-time-key" "28F1E05B-AB2B-491B-B91E-37D97FDD051F"}";
-        };
-        openFirewall = true;
-        openInternalFirewall = true;
-      };
     };
   };
 }