What is the highest paid ENS domain?

Could you please enlighten me on a matter pertaining to the realm of cryptocurrencies? Specifically, I'm curious to know what exactly is the ENS domain that commands the highest price tag? Is it a particularly sought-after domain name due to its uniqueness, historical significance, or perhaps some other factors? Could you elaborate on the reasons behind its high valuation? It would be greatly appreciated if you could shed some light on this intriguing question.