List of 326 registered instances:
eva00.cosplaytweet.com
burningboard.net
swissodon.ch
mastodon.jabbxi.de
x.good.news
mastodon.phundrak.com
mastodon.solvality.com
collins-corner.cc
netzverpetzer.de
brettspiel.space
mas.todon.de
ruby.good.news
birdbox.party
mastodon.thecrimsontint.com
her-mann.de
mastodon.saarland.social
kitty.community
maztodon.se
buckaroo.city
mastodon.loss.com.de
nochiiverse.eu
mas.x64.onl
social.minecodes.de
racoon.social
soc.cluboftone.com
mastodon.rh-social.org
catswords.social
skyland.social
pfalz.social
privacyofficers.social
mastodon.zypper.net
genista.osrx.chat
firefish.nospy.net
mstdn.jklmno.org
leipzig.town
social.marzillier.net
m.freq.io
mastodontech.de
social.k1024.de
is-likely.gay
sozial.roter-kreis.de
ciechom.nohost.me
sueden.social
mastodon.irridium.de
mooose.org
mastodon.mrak.at
social.amichan.de
social.dvdr.download
social.crablab.uk
social.trackside.blog
mastdn.coffeehack.org
social.rsl.gg
mstdn.jmrp.io
connect.braydmedia.de
social.vermona.com
mastopouet.fr
netzkae.se
mastodon.eble.name
social.cooltux.net
mastodon.myocci.social
toot.againstallodds.games
blog.davidmckeitch.com
mastodon.terpotiz.net
troetmund.de
social.greatvoid.org
edafe.social
ramblings.social
mstdn.fan
shout.3xd.eu
sharkey.nospy.net
fediverse.live
social.michels.xyz
social.media-techport.de
soc.c11um.de
m.flaem.ing
misskey.dream-universe.org
whatisthat.xyz
mastodon.georgschilling.de
social.arutaz.net
mastodon.gaias.social
social.onlythe.net
social.xyntion.consulting
social.beaware.live
sharkey.coffeeandtrains.de
social.la-scic.fr
eva.cosplaytweet.com
social.blazma.st
club.dd5aa.de
opencoaster.net
social.undeadnetwork.de
mastodon.qsv.ch
social.eubf.net
homo.1919810.space
guerrill.art
mastodon.une.fi
mastodon.helvetet.eu
mastodon.liersch.it
mastodon.pixadon.ch
misskey.bootjp.me
social.retronerd.at
notwork.in
mastodon.moestel.eu
mast.lukeog.com
social.kalterwinter.info
social.sebastian-neu.de
mstdn.mv2k.com
mastodon.zapfmeister.net
upload.chat
social.noriakisana.dev
noim.social
mastodon.hausofhomeaux.ca
mastodon.ozioso.online
thohme.de
toot.brumm.family
social.misk.cf
ratingen.social
soziale.cloud
social.appbakery.ee
mstdn.doern.tech
mastdn.communisme-informel.zone
burnout.cafe
social.itwien.net
mastodon.dsdrive.fr
mastodon.dnns.icu
mastodon.greatvoid.org
mastodon.jonasled.de
bb5.social
mstdn.org
ottweiler.social
yapmi.net
firefish.crazy-to-bike.de
sachsen-medien.social
mastodon.dsss.space
mastodon.deepspace.cafe
liberareto.nesohub.org
schaumburg.social
social.techniverse.net
mastodon.livingonlinenow.com
social.wokurka.net
space.jeroenvd.nl
social.vleij.com
social.iamernie.ca
social.beachcom.org
social.cybertalk.io
knse.net
mastodon.deathbybandaid.net
fedi.latenightpopcorn.com
astroposting.de
nautical.social
firefish.fediverse.live
md.jott-emm.social
mastodon.floe.earth
franken.social
mastodon.gramschladen.de
social.13-dx.de
fedispace.de
mast.flups.familyds.org
swedishmastodon.social
partyparrot.social
unredacted.social
fed.interfree.ca
social.asgardius.company
mastodon.daponline.com
mastodon.jhcooke.com
toot.wiai.de
mastodon.wivodaim.net
mastodon.blocki.net
social.spicysources.de
mastodon.bstly.de
fairy.id
mastodon.koch-server.de
cosplaytweet.com
gnurfl.de
social.rrrr.wtf
social.stezen.de
mastodon.bruckner.email
social.alpacaverse.games
social.zentonic.org
flipboard.social
fedihub.de
privacysafe.social
bremen.digital
mastdn.io
troete.rechenkugel.de
mastodon.1337.blue
mastodon.maechler.cloud
atergens.com
fastani.me
spreebits.de
social.yussuv.com
mast.marzillier.net
social-pflege.de
social-potsdam.space
status.pointless.one
mastodon.digilol.net
misskey.eskimo.com
hi.fabis.cafe
hacks.fi
masto.kurohana.me
jasdemi.com
mastodon.bayern
mastodon.malmoe.social
f.dresden.network
afterspace.rocks
greennuclear.online
social.insider-it.de
mstd.ink
mastodon.rzgierskopp.de
m.mirv.top
friendica.collectifdhun.ovh
mastodon.naugrim.org
mstdn.sekbaer.de
miltodon.social
mastodon.gemo.social
social.xnet.place
fedineko.org
talk.mls20.de
talk.balfolk.social
mastodon.baderpetrick.de
mastodon.magnor.ovh
toot.houbahouba.de
social.sp-codes.de
fed.crimsh.com
frinx.online
mastodon.nextcraft.link
mastodon.darkness.services
mstdn.fun.systems
mastodon.wananavuoutfitters.com
m.deepspace.cafe
mastodon.calitabby.net
masto.allerlei.it
troet.burg-halle.de
fedi.timka.win
social.stefanberger.net
mastodon.hostnetwork.xyz
otaku.1337.blue
public.brothertec.eu
apotheke.social
mastodon.1up2down.social
mastodon.greilach.dev
sharkeyspace.de
mastodon.kug.is
mast.internal.nullreference.io
social.digital-artifacts.net
disobey.net
zeebo.social
justabit.social
mastodon.kaschemme701.com
mastodon.alphapuggle.dev
observatory.cyber.harvard.edu
social.flashz.directory
sidestore.social
glitch.sekbaer.de
fediverse.serialexperiments.club
social.khaus.io
dresden.network
mastodon.enitin.xyz
sipstea.town
mastodon.olivernitsche.synology.me
plaudern.duckdns.org
social.adlerweb.info
sns.onjann.club
mastodon.akmentins.com
mastodon.itwichtel.de
falkensee.social
mastodon.fonsos.com
vaughan.social
mastodon.wappler.systems
fursona.party
m.heine.xyz
mastodon.joschlies.nohost.me
fedi.abmgrt.dev
frawas.de
netcup.social
social.peregrinor.net
masto.versagt.wien
thomasjpr.social
penguicon.social
inthedeltawaves.social
social.eggipedia.de
borg.social
fruef.social
mastodon.jamidisi-edu.de
mstdn.business
mastodon.friendnet.eu
social.anno79.de
social.ceod.net
schraepler.de
ciechom.eu
17th.me
noto.social
mastodon.mrtoto.de
social.breisgaucave.de
social.pericles.hu
mastodon.mariustimmer.de
mastodonian.org
flauschbar.thoshiswelt.de
troet.witte-nyumbani.de
firefish.nesohub.org
plusi.moe
bayerwald.social
vault37.xyz
mastodon.nordic.online
social.rand0m.fail
mastodon.kmu-angebote.ch
mastodon.adtension.com
social.archworks.co
mastodon-dev.stevex.online
mastodon.forty-two.sh
mastodon.cyberreality.org
fedi.lowpassfilter.link
social.mdosch.de
soc.cluboftone.com
fedi.u2p.net
social.elstabloserver.de
pleroma.7seven.cloud
declin.eu
social.vengeful.eu
waifus.biz
ferals-on.top
glegle.party
social.kyzune.com
pleroma.gruenelin.de
social.otsuka.haus
station.y-space.de
fedi.kooosh.de