Thank you! So I'm using a cable modem with a dynamic IP. All someone needs are access to the updater program and credentials to impersonate my domain. So certs

Thank you! So I'm using a cable modem with a dynamic IP. All someone needs are access to the updater program and credentials to impersonate my domain. So certs are fine and all, as long as those little numbers at the name server never change. I'm a just a hobbyist. Just asking questions, don't mean to offend anyone...