You’re probably using the version that comes with Debian’s Repo - presume you’re running Debian Trixie?
https://packages.debian.org/trixie/unbound
DietPi are testing using their own Repo to provide the latest available Unbound Update - however you can do this manually for now with the...
Is there currently an add-on (or script) that can automatically reboot the router if there is no WAN connection detected after a set period of time/number of non-responsive pings/etc.
Occasionally when my ISP does work on its network the internet goes down - however it does not recover the...
Not entirely correct.
The first number is the number of retries, not to query 3 NS addresses.
target-fetch-policy: <nretry> <nhost> <nserv> <nperaddr> <nothresh>
But it’s encrypted DNS when using the VPN
DNS.
Unbound DNS (to the root servers) is unencrypted and plain text (therefore visible by your ISP etc.) still.