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This still baffles me, but I guess it's good for federation?
(i.imgflip.com)
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Fediverse is a portmanteau of "federation" and "universe".
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Not exactly what you asked for but since you seem to care about it, you can use https://fba.ryona.agency/ to see what instances are blocked by what instances and vice versa. Here are the instances LW blocks for example.