Also my experience with Google Android is that DoH will ALWAYS fall back to Google UDP dns if DoH fails to resolve, or returns 0.0.0.0 etc. So the only "safe" option for Android users is UDP, hopefully over VPN.
Also my experience with Google Android is that DoH will ALWAYS fall back to Google UDP dns if DoH fails to resolve, or returns 0.0.0.0 etc. So the only "safe" option for Android users is UDP, hopefully over VPN.