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Proton Mail Discloses User Data Leading to Arrest in Spain
(restoreprivacy.com)
This is a most excellent place for technology news and articles.
No, domain names are tied to a person and, even if that person register the domain with fake person details, there will be a digital payment associated with the purchase.
Some registrars accept crypto though.
Which also isn't private. In fact, it's the opposite of private since it's a public blockchain.
Yes, I am aware. But nonetheless it is far easier to use anonymously/pseudonymously than "traditional" payment. Like, exchanging BTC/LTC from Monero, and buying said Monero via a non-kyc method as well. And whatever protections you want to layer, depending on how much effort you think "they" would spend on you.