> browsers and mobile phones have started using hardcoded DNS resolvers, so the utility of this is limited
Got a source for that? No phone or browser that I'm aware of uses "hardcoded DNS resolvers". They all use the OS DNS servers which the OS gets from DHCP.
Got a source for that? No phone or browser that I'm aware of uses "hardcoded DNS resolvers". They all use the OS DNS servers which the OS gets from DHCP.