kolektiva.social is one of the many independent Mastodon servers you can use to participate in the fediverse.
Kolektiva is an anti-colonial anarchist collective that offers federated social media to anarchist collectives and individuals in the fediverse. For the social movements and liberation!
They know what they are doing. Just they think they are the good guys. Just if Nazis have believed to be the bad guys. I can tell you, this is not true.