On Linux there is systemd-resolved which is enabled installed and enabled on the most popular distros. It is a caching resolver that supports DoT (although it i

On Linux there is systemd-resolved which is enabled installed and enabled on the most popular distros. It is a caching resolver that supports DoT (although it isn't enabled by default). Having the pre-select a DNS resolver some of the same problems as having the application selecting the resolver. Specifically, it doesn't work as expected in networks with a local DNS server.