nostr:npub15zu89j2k6sja8qgcs5qdu2pfra5kemhlgeern2cpcw2svkuvkudqu3s7lx This sounds really good. But then I went to the page about configuring it, and it shows Cloudflare as an example of a secure DNS provider.
I am not sure if I trust Cloudflare at all. 
It looks like this is one of the things that is really awesome if you spend a bunch of time and effort setting it up correctly, but it can be dangerous when just set to "auto".