{ pkgs, config, lib, ... }:
{
  networking = {
    nameservers = lib.mkForce [ "127.0.0.1" "::1" ];
    dhcpcd.extraConfig = "nohook resolv.conf"; # dhcp
    networkmanager.dns = "none"; # nm
    resolvconf.useLocalResolver = true; # resoved
  };

  services.dnscrypt-proxy2 = {
    enable = true;
    settings = {
      ipv6_servers = config.networking.enableIPv6;
      ipv4_servers = true;
      require_dnssec = true;
      dnscrypt_servers = true;
      doh_servers = true;
      odoh_servers = false;
      require_nolog = true;
      require_nofilter = true;

      sources.public-resolvers = {
        urls = [
          "https://raw.githubusercontent.com/DNSCrypt/dnscrypt-resolvers/master/v3/public-resolvers.md"
          "https://download.dnscrypt.info/resolvers-list/v3/public-resolvers.md"
        ];
        cache_file = "/var/lib/dnscrypt-proxy2/public-resolvers.md";
        minisign_key = "RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3";
      };

      # You can choose a specific set of servers from https://github.com/DNSCrypt/dnscrypt-resolvers/blob/master/v3/public-resolvers.md
      # server_names = [ ... ];
    };
  };

  systemd.services.dnscrypt-proxy2.serviceConfig = {
    StateDirectory = "dnscrypt-proxy";
  };
}