IOS 16.1.1 and higher for iPhone and iPad now never blocked

[jfb]

@jjo5555

It was using 8.8.8.8 as secondary but that should have worked

Why should Pi-hole be my only DNS server?

Reduced Ad Blocking Capability The main reason you should Pi-hole as your only DNS server is that you will see increased performance in the blocking of ads. If you have two DNS servers (Pi-hole and something else), your network clients may not always query Pi-hole for name resolution. If a query happens to be answered from a non-Pi-hole DNS server, your block lists will not apply (since that DNS server doesn't know about them). All Queries Need To Go Through Pi-hole First Since other DNS serv…

Given multiple DNS servers, clients are free to use any at any time.

It is not really primary and secondary, it is more this DNS server and this other DNS server.