These products are designed not to rely upon DNS to serve the ad content, though.
Knock, and keep that ip offline. With no way to change locationation(DNS), their little ad sceme won't work.
Even better if it makes companies shy about using such methods.
Very curious definition of “white hat” you have
>A white hat (or a white hat hacker) is an ethical security hacker.[1] Ethical hacking is a term meant to imply a broader category than just penetration testing.[2][3] Under the owner's consent, white hat hackers aim to identify any vulnerabilities the current system has. [...] There is a third kind of hacker known as a grey hat who hacks with good intentions but at times without permission.[6]
I of course also use UBlock Origin, Privacy Badger, Decentraleyes, and Referer Block on the laptop in addition to the Pi-hole. I do the same at work, as they allowed me to use a Pi-hole since I'm IT and on my own portion of the network on a private VLAN.
Since some people use laptops in lieu of TVs, you can always use FreeTube, which blocks ads by default and can also be proxied in the settings so YouTube cannot see your location. https://freetubeapp.io/
How to block ads on Amazon Firestick https://troypoint.com/youtube-without-ads/
SmartTubeNext https://smartyoutubetv.github.io/