We would have to ask the developer and follow the development on Github.
I can imagine that pubkeys can be mined, just like npubs. With prefixes or postfixes.
The project seems to be very, very fresh and I'm curious to see what else will be added.
Discussion
But easy to read, I don't think that's the aim of the whole thing. It comes from the Normie world. As a first step, getting full control over DNS resolution detached from ICANN is a powerful step.