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Queer.af mastodon domain has been seized by the Taliban
(mastodon.world)
This is a most excellent place for technology news and articles.
From what I understand, their own domains are not actually decentralized. Each of them has it's own "authority" that can control what is or is not allowed to be registered. Emercoin domains look more promising, but I am not knowledgeable enough about them to say that they are actually decentralized. I would say that the closest thing to fediverse is DNS system in I2P, there different DNS providers federate with each other and share their records.