mstdn.starnix.network is one of the many independent Mastodon servers you can use to participate in the fediverse.
Starnix is a Fediverse/ActivityPub Focused platform. Topics are mainly Technology and computer related but are not required to fall into those categories.
Going go bed. I hope my subpost reaches them (can't message because I'm blocked). Normally I don't care but when it is the administrator of an instance I get really pissed off since it is unprofessional to close lines of communication.