> but Matrix uses a central database "identity server" operated by Matrix.org and federation fails if this service goes down. It doesn't. Matrix identities (li

> but Matrix uses a central database "identity server" operated by Matrix.org and federation fails if this service goes down. It doesn't. Matrix identities (like @q3k:hackerspace.pl) are resolved to homeserver instances via DNS or HTTPS .well-known requests. $ curl https://hackerspace.pl/.well-known/matrix/server {"m.homeserver":{"base_url":"https://matrix.hackerspace.pl"},"m.server":"matrix.hackerspace.pl:443"} or $ dig +short SRV _matrix._tcp.asra.gr 10 0 443 synapse.asra.gr.