Joining
This relay is Restricted
This relay is currently in Restricted Mode, which means servers need to be approved ahead of time by the relay administrator. Please contact the admin before attempting to join.
Mastodon
Mastodon admins can add this relay by adding
http://relay.dariox.club/inboxin their relay settings.
Pleroma
Pleroma admins can add this relay by adding
http://relay.dariox.club/actorto their relay settings (I don't actually know how pleroma handles adding relays, is it still a mix command?).
Others
Consult the documentation for your server. It's likely that it follows either Mastodon or Pleroma's relay formatting.