List of 533 registered instances:
2k2k.org
social.beachcom.org
space.jeroenvd.nl
mastodon.jhcooke.com
meerjungfrauengrotte.de
ostkind.social
yapmi.net
social.onlythe.net
social.alpacaverse.games
mastodon.tgo.social
social.cybertalk.io
mastdn.io
tranvender.site
md.jott-emm.social
status.pointless.one
fruef.social
social.main-angler.de
mstdn.business
hell.cloud
mastodon.cemunz.de
social.detektor.fm
social.damacloud.duckdns.org
f.dresden.network
social.netguide.io
social.redflag.ps
mstdn.jklmno.org
mastodon.mrtoto.de
mastodon.gefrickel.nohost.me
scrunkly.cat
soziale.cloud
mstdn.fun.systems
mastodon.olivernitsche.synology.me
social.zcore.org
don.origofraktale.de
social-potsdam.space
social.hostnetwork.xyz
stpauli.social
m.pilz.foo
void.crypt0n.org
social.sixdegreesofohio.com
social.championpictures.at
mastodon.kaschemme701.com
social.breadcrumbs.info
www.mediacy.net
soc.cluboftone.com
bitflipp.social
mastodon.projetretro.io
mastodon.koch-server.de
sharkey.daddelwerk.net
social.krserv.de
social.rsl.gg
mastodon.enitin.xyz
mastodon.terpotiz.net
buckaroo.city
mstdn.kielo.me
fedi.bcna.de
mooose.org
bb5.social
astroposting.de
mas.todon.de
mastodon.hu-social.de
mastodon.itwichtel.de
mastodon.luseho.com
fediverse.hybridlehrer.de
social.openlab-saar.de
piraten-partei.social
mastodon-dev.stevex.online
mastodon.friendnet.eu
social.noriakisana.dev
mastodon.netconnect.icu
fursona.party
losodokodon.bandrate.org
m.lonet.org
toot.wiai.de
lab.wheelsbot.dev
social.insider-it.de
mastodon.kug.is
makes.hoof-paw.art
thohme.de
nochiiverse.eu
social.la-scic.fr
mastodon.greilach.dev
social.wokurka.net
mastodon.daponline.com
mastodon.jabbxi.de
mastodon.forty-two.sh
mastodon.kmu-angebote.ch
activityocean.org
empuriabrava-newsletter.com
social.peregrinor.net
fedihub.de
social.zauchen.io
ruz.social
social.server17.net
devellight.space
firefish.nesohub.org
strangeminds.social
hacks.fi
firefish.nospy.net
birdbox.party
shrk.mv2k.net
maztodon.se
is-likely.gay
toot.againstallodds.games
jasdemi.com
ciechom.eu
social.eubf.net
justabit.social
whatisthat.xyz
social.pericles.hu
shout.3xd.eu
ravarkon.work.gd
fediverse-rocks.de
social.misk.cf
mstdn.jmrp.io
test.mastodon.makerforce.io
cailincat.cloud
social.heizerdesk.workers.dev
mastodon.baderpetrick.de
social.rrrr.wtf
fediverse.serialexperiments.club
mastodon.hausofhomeaux.ca
collins-corner.cc
toot.redundantnoise.eu
fedi.smith.geek.nz
mastodon.mynet.one
team.dumango.com
mastodon.alphapuggle.dev
social.trackside.blog
social.macer.life
netcup.social
social.ceod.net
hi.fabis.cafe
social.cooltux.net
mastodon.bayern
tusk.macer.life
noto.social
mastodon.eskimo.com
mastodon.dsss.space
social.myexp.de
mastodon.maechler.cloud
mastodon.mariustimmer.de
fediverse.live
mastodonian.org
fedi.eisenbergs.de
dark.morbia.org
Moep.social
m.mirv.top
burningboard.net
vaughan.social
social.undeadnetwork.de
social.msaood.com
sidestore.social
social.media-techport.de
relaxedgamers.de
social.suchtbasis.de
masto.baranovski.cloud
social.klein.ruhr
social.anoxinon.de
mastodon.neatobuilds.com
mastodon.lordoftheplex.com
plaudern.duckdns.org
mastodon.gaias.social
mastodon.trabus322.eu
skyland.social
talk.mls20.de
mastodon.zypper.net
guerrill.art
wendland.elbe.social
social.bobjargus.net
social.weiznich.de
mastodon.derg.nz
social.stefanberger.net
social.asgardius.company
mastodon.joschlies.nohost.me
atergens.com
social.zerojay.com
toot.zerojay.com
olsberg.social
gay.amsterdam
club.dd5aa.de
social.nrwonline.org
onlinegemein.de
otter.nexus
bremen.digital
social.blazma.st
rel.re
gnurfl.de
social.kalterwinter.info
m.deepspace.cafe
mastodon.mapf.net
mastodon.dnns.icu
mastodon.denike.io
unsocial.morbia.org
mastodon.flups.familyds.org
mastodon.wananavuoutfitters.com
mastdn.coffeehack.org
mastodon.nextcraft.link
drip_drip_drip.activityocean.org
flauschbar.thoshiswelt.de
m.heine.xyz
afterspace.rocks
social.rooty.fr
sharkey.nospy.net
mas.x64.onl
social.witez.net
mastodon.thecrimsontint.com
mastodon.fediverse.dedyn.io
mastodon.maescool.be
social.itwien.net
masto.budgie.lol
mastodon.girolab.foo
mastodon.gemo.social
social.amichan.de
mastodon.jamidisi-edu.de
mastodon.helvetet.eu
mastodon.wormhole.eu
catswords.social
ramblings.social
zeebo.social
social.spicysources.de
social.gnuweeb.org
mastodon.nordic.online
glitch.sekbaer.de
privacyofficers.social
runbsd.duckdns.org
pfalz.social
mastodon.circlewithadot.net
miltodon.social
sharkey.pnyhf.eu
social.marzillier.net
mstdn.sekbaer.de
hoax.social
fedi.frinx.network
mastodon.rzgierskopp.de
jaaber.ch
sueden.social
pink-unicorn.club
fedi.welten-wanderin.de
flipboard.social
fawkes.rocks
mast.flups.familyds.org
mastodon.scientiam.org
troete.rechenkugel.de
blog.davidmckeitch.com
fedi.tyil.nl
jsp.haus
social.kyzune.com
eva00.cosplaytweet.com
mastodon.wivodaim.net
technikpunk.net
mastodon.1337.blue
mastodon.malmoe.social
mast.marzillier.net
mastodon.psykey.dev
social.haug.systems
mast.lukeog.com
social.row-social.de
social.vleij.com
mastopouet.fr
notwork.in
nautical.social
racoon.social
fedispace.de
social.vir.group
rlp.social
livingevil.de
fedi.abmgrt.dev
schnauzer.cafe
mastodon.glombit.de
social.khaus.io
sharkeyspace.de
mastodon.rprivat.eu
mastodon.bstly.de
friendica.collectifdhun.ovh
social.grafschaft-aw.de
unseen-university.social
leipzig.town
masto2.100flowers.tech
mast.internal.nullreference.io
mstdn.budgie.lol
matriochka.intxiv.ru.com
social.michels.xyz
public.brothertec.eu
social.k2pk.com
toot.houbahouba.de
mastodon.adtension.com
masto.versagt.wien
17th.me
bitsandlife.social
social.k1024.de
social.crablab.uk
sachsen-medien.social
mastodon.1up2down.social
social.fwcr.de
gampcc.online
social.stage.anoxinon.de
fedineko.org
ruby.good.news
mrrp.chimmie.k.vu
social.xyntion.consulting
drupal.community
soc.intxiv.io
dresden.network
social.xnet.place
mastodon.myocci.social
kittie.gay
burnout.cafe
social.hostpath.de
social.flashz.directory
connect.braydmedia.de
swissodon.ch
social.relula.nl
social.beaware.live
troet.witte-nyumbani.de
mastodon.loss.com.de
firefish.crazy-to-bike.de
fastani.me
stay.woke.institute
social.stezen.de
social.moltenaether.com
franken.social
social.domaincrawler.com
cosplaytweet.com
soc.c11um.de
her-mann.de
mastodon.stormcrest.org
netzverpetzer.de
mastodon.awit.at
social.retronerd.at
mstdn.canarylabs.eu
misskey.bootjp.me
schaumburg.social
mastodon.e4b4.eu
genista.osrx.chat
tacheles.social
mastodon.irridium.de
mstdn.mv2k.net
mstdn.doern.tech
swedishmastodon.social
knse.net
ratingen.social
mstdn.org
freyjas.org
social.minecodes.de
m.freq.io
sk.milow.me
mastodon.greatvoid.org
hollow.raccoon.quest
mastodon.fonsos.com
privacysafe.social
social.sebastian-neu.de
bayerwald.social
mastodontech.de
mastodon.digilol.net
mastodon.h4x0.red
cyangant.dedyn.io
spreebits.de
sharkey.wheelsbot.dev
troetmund.de
fedi.latenightpopcorn.com
brettspiel.space
social.schnitzler.one
mastdn.communisme-informel.zone
mastodon.ozioso.online
borg.social
mastodon.kansaigaijin.com
social.lex-blog.eu
mastodon.argentwolf.org
social.penzberg.me
mastodon.rh-social.org
re.lire.im
social.digital-artifacts.net
social.redundantnoise.eu
mastodon.moestel.eu
social.rand0m.fail
falkensee.social
discover.holm.community
penguicon.social
mastodon.ferox.cc
mastodon.weindl.biz
mastodon.cyberreality.org
acn.social
mastodon.georgschilling.de
masto.uc-netcorsoft.de
mastodon.deepspace.cafe
social.hamburg
mielke.social
key.by0.tech
partyparrot.social
social.glisco.de
masto.namwen.me
k2pk.com
mastodon.darkness.services
batchats.net
firefish.fediverse.live
made-online.net
mastodon.zapfmeister.net
frinx.online
mastodon.hostnetwork.xyz
mastodon.nerfwrecking.de
mastodon.server-heimnetz-scharfenbrueck.ipv64.net
mstdn.fan
mastodon.expect.ovh
m.hu-social.de
social-pflege.de
hauntshadesocial.nl
mastodon.dsdrive.fr
mastodon.solvality.com
social.appbakery.ee
schumacher.social
social.sp-codes.de
unredacted.social
plusi.moe
masto.jann.dev
thomasjpr.social
fed.interfree.ca
inthedeltawaves.social
mastodon.magnor.ovh
ls-freunde.d-empires.de
social.autonomy.earth
sipstea.town
mastodon.calitabby.net
social.dvdr.download
mastodon.phundrak.com
mastodon.pixadon.ch
masto.kurohana.me
social.iamernie.ca
frawas.de
dol.social
eva.cosplaytweet.com
troet.burg-halle.de
mastodon.naugrim.org
social.adlerweb.info
apotheke.social
social.terminaltilt.com
mastodon.une.fi
fedi.timka.win
mastodon.bruckner.email
misskey.dream-universe.org
kupione.click
mastodon.anura.team
disobey.net
reddawn247.se
mastodon.gramschladen.de
sns.onjann.club
mastodon.saarland.social
social.13-dx.de
masto.tstoll.me
vhs.social
masto.i-bobs.com
mstdn.dru5k1.io
social.merk.ac
qicx.net
homo.1919810.space
messydata.de
crafter.social
mastodon.livingonlinenow.com
ottweiler.social
mastodon.bandrate.org
social.yussuv.com
liberareto.nesohub.org
upload.chat
schraepler.de
fed.crimsh.com
otaku.1337.blue
bytepark.social
x.good.news
mastodon.deathbybandaid.net
social.livingtrust.store
matrix.rocks
social.greatvoid.org
i-love.vodka
observatory.cyber.harvard.edu
ciechom.nohost.me
mastodon.kuenet.ch
mastodon.liersch.it
talk.balfolk.social
social.vermona.com
mast.f0ck.org
m.azis.pt
kitty.community
mastodon.dev-null.rocks
misskey.eskimo.com
goingdark.social
social.anno79.de
blog.dumango.com
social.eggipedia.de
opencoaster.net
ja.social
toot.brumm.family
mstdn.radi0.cc
sharkey.coffeeandtrains.de
masto.allerlei.it
social.archworks.co
fedi.social
mastodon.jonasled.de
mastodon.eisenbergs.de
sikotter.hikamer.f5.si
fedi.u2p.net
dyli.moe
snac.wheelsbot.dev
pl.ametic.ovh
social.elstabloserver.de
fedi.bryie.com
social.retroedge.tech
clew.lol
social.vengeful.eu
ebadf.port0.org
fedi.kooosh.de
pleroma.gruenelin.de
elektrine.ngrok.app
soc.femme.cat
yakup.karaman.app
social.eldshort.de
fediblock.lol
social.otsuka.haus
channermemes.baselinux.net
reactionarytenderqueer.minecraftnoob.com
pleroma.7seven.cloud
station.y-space.de
social.mdosch.de
soc.cluboftone.com
ferals-on.top
clew.live
www.paperbunny.asia
social.kyzune.com
declin.eu
fediblock.24-7.ro
glegle.party
akkoma.alster.space
waifus.biz
fedi.pathsecho.quest