Glad you also talk about OpenSnitch. It is critical to have it installed.
OpenSnitch and PiHole are simply a must on every network.
for folks on the mac, Lulu has been a great option too. https://github.com/objective-see/LuLu
Can you elaborate on ideal pairing?
for folks on the mac, Lulu has been a great option too. https://github.com/objective-see/LuLu