List of 382 registered instances:
social.cybertalk.io
mstdn.kielo.me
social.adlerweb.info
mstdn.jmrp.io
mastodon.maechler.cloud
franken.social
partyparrot.social
social.archworks.co
mastodon.koch-server.de
mastodon.floe.earth
social.digital-artifacts.net
m.pilz.foo
masto.baranovski.cloud
sueden.social
mast.marzillier.net
social.dvdr.download
hi.fabis.cafe
social.flashz.directory
fediverse.serialexperiments.club
mastodon.dev-null.rocks
cosplaytweet.com
inthedeltawaves.social
social.media-techport.de
mastodon.enitin.xyz
social.onlythe.net
mastodon.zypper.net
sozial.roter-kreis.de
sharkey.coffeeandtrains.de
social.crablab.uk
whatisthat.xyz
yapmi.net
toot.zerojay.com
is-likely.gay
mastodon.1337.blue
racoon.social
social.macer.life
bb5.social
social.kyzune.com
mastodon.phundrak.com
qicx.net
social.rsl.gg
plaudern.duckdns.org
mastodon.rprivat.eu
mastodon.wappler.systems
mastodon.gemo.social
mastodon.dsdrive.fr
mastodon.wivodaim.net
runbsd.duckdns.org
fedispace.de
mastodon.daponline.com
shark.datenkastl.de
mastodon.fonsos.com
friendica.collectifdhun.ovh
social-pflege.de
her-mann.de
firefish.crazy-to-bike.de
social.stezen.de
social.asgardius.company
fedihub.de
firefish.nesohub.org
m.lonet.org
social.xyntion.consulting
mastodon.naugrim.org
mastodon.forty-two.sh
fedineko.org
m.mirv.top
mastodon.kmu-angebote.ch
m.deepspace.cafe
mastodon.deathbybandaid.net
mastodon.calitabby.net
soc.cluboftone.com
borg.social
mastodon.helvetet.eu
social.k2pk.com
social.k1024.de
nautical.social
social-potsdam.space
mastodon.flups.familyds.org
social.zentonic.org
troet.witte-nyumbani.de
mastodon.baderpetrick.de
sachsen-medien.social
social.minecodes.de
social.greatvoid.org
unredacted.social
mastodon.adtension.com
otaku.1337.blue
buckaroo.city
mastodon.olivernitsche.synology.me
mastodon.jonasled.de
m.freq.io
linksextrem.ist
liberareto.nesohub.org
fedi.social
toot.wiai.de
club.dd5aa.de
mastodon.rh-social.org
privacyofficers.social
mastodon-dev.stevex.online
fedi.bcna.de
mastodon.bruckner.email
toot.houbahouba.de
social.insider-it.de
social.hostnetwork.xyz
troete.rechenkugel.de
afterspace.rocks
mastodon.nextcraft.link
social.zerojay.com
swedishmastodon.social
mastodon.1up2down.social
fediverse.live
mstdn.org
mastodon.jamidisi-edu.de
mastodon.kug.is
mastodon.dsss.space
mastodon.rzgierskopp.de
ciechom.nohost.me
social.rand0m.fail
mstdn.mv2k.com
social.anno79.de
mas.todon.de
mastodon.moestel.eu
miltodon.social
genista.osrx.chat
mastodon.alphapuggle.dev
flauschbar.thoshiswelt.de
social.klein.ruhr
justabit.social
kitty.community
pfalz.social
mastodon.gaias.social
social.iamernie.ca
stay.woke.institute
mastodon.irridium.de
blog.davidmckeitch.com
notwork.in
pink-unicorn.club
mastodon.zapfmeister.net
public.brothertec.eu
mastodon.trabus322.eu
edafe.social
social.krserv.de
sidestore.social
mstdn.fan
tranvender.site
guerrill.art
mastodon.greilach.dev
spreebits.de
social.beaware.live
mast.flups.familyds.org
elbmatsch.de
social.marzillier.net
mastodon.jhcooke.com
mastodon.ozioso.online
netzverpetzer.de
leipzig.town
devellight.space
shout.3xd.eu
social.ceod.net
troetmund.de
plusi.moe
soc.c11um.de
connect.braydmedia.de
mastodon.friendnet.eu
swissodon.ch
misskey.bootjp.me
c64.social
mastodon.mariustimmer.de
social.msaood.com
strangeminds.social
social.sp-codes.de
mastodon.bayern
apotheke.social
privacysafe.social
mastodon.eskimo.com
mastodon.bstly.de
mastodon.projetretro.io
mas.x64.onl
social.sixdegreesofohio.com
social.michels.xyz
disobey.net
eva00.cosplaytweet.com
social.wokurka.net
mastodon.saarland.social
burningboard.net
mastodon.tgo.social
vhs.social
mastodon.darkness.services
ratingen.social
social.trackside.blog
mastodon.wananavuoutfitters.com
mast.lukeog.com
firefish.fediverse.live
sharkey.nospy.net
masto2.100flowers.tech
atergens.com
ottweiler.social
gnurfl.de
space.jeroenvd.nl
mastodon.une.fi
flipboard.social
x.good.news
social.khaus.io
mastdn.communisme-informel.zone
social.vleij.com
noto.social
social.techniverse.net
social.alpacaverse.games
social.suchtbasis.de
penguicon.social
thohme.de
misskey.dream-universe.org
troet.burg-halle.de
kupione.click
fastani.me
social.breisgaucave.de
mastodon.mynet.one
dol.social
social.vermona.com
mastodon.hostnetwork.xyz
mastodon.mrtoto.de
mastodon.nordic.online
mastodon.digilol.net
mstdn.dru5k1.io
social.galih.me
sns.onjann.club
mastodon.joschlies.nohost.me
masto.kurohana.me
firefish.nospy.net
dresden.network
social.xnet.place
mastodon.kaschemme701.com
soziale.cloud
mastodon.deepspace.cafe
social.13-dx.de
key.by0.tech
mastodon.cyberreality.org
mastodon.solvality.com
nochiiverse.eu
social.rrrr.wtf
upload.chat
mastodon.derg.nz
mastodon.malmoe.social
masto.uc-netcorsoft.de
social.eubf.net
observatory.cyber.harvard.edu
thomasjpr.social
toot.brumm.family
collins-corner.cc
social.noriakisana.dev
schaumburg.social
mastodon.mrak.at
social.peregrinor.net
maztodon.se
schnauzer.cafe
mastdn.coffeehack.org
fed.interfree.ca
mastodon.dnns.icu
mastodon.blocki.net
unseen-university.social
fedi.abmgrt.dev
glitch.sekbaer.de
bremen.digital
mstdn.jklmno.org
mastodon.greatvoid.org
masto.allerlei.it
social.kalterwinter.info
birdbox.party
hacks.fi
social.pericles.hu
mast.internal.nullreference.io
ruz.social
mastodon.pixadon.ch
sipstea.town
mastodon.itwichtel.de
mstdn.sekbaer.de
mastodon.kuenet.ch
eva.cosplaytweet.com
mastodon.hausofhomeaux.ca
social.misk.cf
mstdn.business
catswords.social
brettspiel.space
techtett.de
social.main-angler.de
f.dresden.network
md.jott-emm.social
falkensee.social
ramblings.social
mastdn.io
mastodon.gramschladen.de
mastodon.thecrimsontint.com
bayerwald.social
vaughan.social
mrrp.chimmie.k.vu
social.eggipedia.de
mastodon.liersch.it
17th.me
misskey.eskimo.com
zeebo.social
social.glisco.de
mastodon.scientiam.org
test.mastodon.makerforce.io
toot.againstallodds.games
mstdn.doern.tech
opencoaster.net
mastodon.loss.com.de
burnout.cafe
fedi.latenightpopcorn.com
ciechom.eu
m.heine.xyz
mastodon.terpotiz.net
mastodon.myocci.social
re.lire.im
masto.versagt.wien
fruef.social
knse.net
m.flaem.ing
frinx.online
astroposting.de
mastodon.georgschilling.de
mastodon.livingonlinenow.com
social.blazma.st
social.stefanberger.net
fed.crimsh.com
status.pointless.one
lab.wheelsbot.dev
mastodonian.org
skyland.social
talk.balfolk.social
mastodontech.de
social.amichan.de
netcup.social
mooose.org
sharkeyspace.de
social.schnitzler.one
frawas.de
k2pk.com
mastodon.magnor.ovh
mstdn.fun.systems
social.merk.ac
homo.1919810.space
jasdemi.com
fursona.party
talk.mls20.de
social.spicysources.de
social.beachcom.org
mastodon.jabbxi.de
social.appbakery.ee
ruby.good.news
social.sebastian-neu.de
hauntshadesocial.nl
social.undeadnetwork.de
mastopouet.fr
mastodon.mapf.net
social.itwien.net
fedi.timka.win
goingdark.social
schraepler.de
social.cooltux.net
social.la-scic.fr
soc.intxiv.io
social.yussuv.com
glegle.party
fediblock.lol
fedi.lowpassfilter.link
station.y-space.de
social.otsuka.haus
fediblock.24-7.ro
pleroma.gruenelin.de
fedi.kooosh.de
soc.cluboftone.com
ferals-on.top
social.kyzune.com
pleroma.7seven.cloud
akkoma.alster.space
social.mdosch.de
social.vengeful.eu
fedi.u2p.net
declin.eu
waifus.biz
social.elstabloserver.de