I'm aware of it and I'm using it. But I feel uneasy when some software can wreak havoc in my DNS, even if theoretically. For example Cloudflare does not have so

I'm aware of it and I'm using it. But I feel uneasy when some software can wreak havoc in my DNS, even if theoretically. For example Cloudflare does not have some kind of very limited "letsencrypt tokens".