{ config, ... }: { networking.nameservers = [ "127.0.0.1" "::1" ]; networking.networkmanager.dns = "systemd-resolved"; services.dnsmasq.enable = false; services.resolved = { enable = true; # don't use fallback resolvers fallbackDns = [ ]; }; services.nextdns = { enable = true; arguments = [ "-config" "b8e2f7" ]; }; }