{
  sources,
  lib,
  meta,
  ...
}:

let
  dns = import sources.dns-nix { };
in
{
  services.nsd = {
    enable = true;
    verbosity = 1000;
    interfaces = [ "2a0e:e701:1120:1000:ffff::45.13.104.26" ];
    zones = {
      "lab.dgnum.eu" = {
        # provideXFR = [ ... ];
        # notify = [ ... ];
        data = dns.lib.toString "lab.dgnum.eu" (import ./lab.dgnum.eu.nix { inherit meta dns lib; });
      };
    };
  };
}