diff --git a/flake.lock b/flake.lock
index c1d4159..ef67ff5 100644
--- a/flake.lock
+++ b/flake.lock
@@ -158,6 +158,26 @@
         "type": "github"
       }
     },
+    "hosts": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1712248646,
+        "narHash": "sha256-pEiprVaO6CmIJ1qJMQn/y8vHvRQwiQq7CwbhzlneCOA=",
+        "owner": "StevenBlack",
+        "repo": "hosts",
+        "rev": "a340ebf0b8e9f81476c0ec0b6a9767858aea325c",
+        "type": "github"
+      },
+      "original": {
+        "owner": "StevenBlack",
+        "repo": "hosts",
+        "type": "github"
+      }
+    },
     "ide": {
       "inputs": {
         "flake-utils": "flake-utils",
@@ -277,6 +297,7 @@
     },
     "root": {
       "inputs": {
+        "hosts": "hosts",
         "nixpkgs": "nixpkgs",
         "simple-nixos-mailserver": "simple-nixos-mailserver",
         "vpsadminos": "vpsadminos",
diff --git a/flake.nix b/flake.nix
index 49e238d..37c05c9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -10,6 +10,10 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     vpsadminos.url = "github:vpsfreecz/vpsadminos";
+    hosts = {
+      url = "github:StevenBlack/hosts";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
   outputs =
@@ -18,6 +22,7 @@
     , simple-nixos-mailserver
     , vpsadminos
     , webshite
+    , hosts
     , ...
     }:
     let
@@ -35,6 +40,7 @@
           modules = [
             simple-nixos-mailserver.nixosModule
             vpsadminos.nixosConfigurations.container
+            hosts.nixosModule
             ./mailserver
           ];
           pkgs = import nixpkgs {
diff --git a/mailserver/configuration.nix b/mailserver/configuration.nix
index 498eba1..58f97cf 100644
--- a/mailserver/configuration.nix
+++ b/mailserver/configuration.nix
@@ -16,10 +16,17 @@
     };
   };
 
-  networking.firewall = {
-    enable = true;
-    allowedTCPPorts = [ 53 80 443 ];
-    allowedUDPPorts = [ 53 51820 ];
+  networking = {
+    firewall = {
+      enable = true;
+      allowedTCPPorts = [ 53 80 443 ];
+      allowedUDPPorts = [ 53 51820 ];
+    };
+    stevenBlackHosts = {
+      enable = true;
+      blockFakenews = true;
+      blockGambling = true;
+    };
   };
 
   users = {