This server relays DNS queries (that comes from a DoH client) to a normal DNS53 server (ex 8.8.8.8:53), in order for it to work you need to have a certificate that is signed by a client-trusted CA.
DoH to DNS53
This server relays DNS queries (that comes from a DoH client) to a normal DNS53 server (ex 8.8.8.8:53), in order for it to work you need to have a certificate that is signed by a client-trusted CA.