[dogecoinbase]

It already does. This is the purpose of putting a DNS-over-HTTPS resolver into the browser, so you can't bypass it with local resolvers.

[handzbagz1]

So you block access to Google's DNS (except for your local DNS server) on your router.

And so the arms race continues.

[spaceribs]

Couldn't I sign my own pi-hole and add the certificate to my phone/computer?

[mkl]

No use if e.g. Chrome hardcodes Google's servers and ignores the system ones.

[TrinaryWorksToo]

Could you hardcode the ip addresses in your own NAT?

[yjftsjthsd-h]

This is, in fact, already sometimes necessary since there are things that will hard code 8.8.8.8.