DNS query native TLS support port 853

[A. Schulze]

Beeblebrox via Unbound-users:

> Hi. I just came across this little snippet from
> https://calomel.org/unbound_dns.html
>
> forward-addr: 145.100.185.15 at 853  # dnsovertls.sinodun.com US
> forward-addr: 185.49.141.37 at 853   # getdnsapi.net US

DNS via TLS (Port 853/tcp) is one way to encrypt stub-resolver <->  
resolver communication
find more information on https://dnsprivacy.org
There is also a list of supporting resolver. Be aware: they are named  
"*Test*" with reason...
https://dnsprivacy.org/wiki/display/DP/DNS+Privacy+Test+Servers

Andreas