List of 509 registered instances:
mstdn.azrak.io
mastopouet.fr
m.azis.pt
dresden.network
social.stage.anoxinon.de
shout.3xd.eu
mastodon.deathbybandaid.net
social.championpictures.at
scrunkly.cat
social.damacloud.duckdns.org
bremen.digital
mastodon.bruckner.email
mastodon.server-heimnetz-scharfenbrueck.ipv64.net
social.digital-artifacts.net
reddawn247.se
technikpunk.net
social.peregrinor.net
status.pointless.one
kittie.gay
miltodon.social
mstdn.fun.systems
m.heine.xyz
k2pk.com
mastodon.une.fi
social.zerojay.com
ja.social
mstdn.kielo.me
hacks.fi
fediverse.hybridlehrer.de
mastodon.jamidisi-edu.de
mastodon.livingonlinenow.com
club.dd5aa.de
sharkey.coffeeandtrains.de
social.relula.nl
mastodon.expect.ovh
ratingen.social
social.flashz.directory
masto.kurohana.me
mastodon.jonasled.de
mastodon.moestel.eu
is-likely.gay
hauntshadesocial.nl
void.crypt0n.org
x.good.news
social.merk.ac
bayerwald.social
dol.social
mastodon.liersch.it
social.jnpw.net
mastodon.pixadon.ch
social.spicysources.de
social.zauchen.io
mastdn.coffeehack.org
mstdn.sekbaer.de
mastodon.flups.familyds.org
mastodon.joschlies.nohost.me
borg.social
partyparrot.social
collins-corner.cc
mastodon.circlewithadot.net
social.sebastian-neu.de
brettspiel.space
opencoaster.net
mast.f0ck.org
pfalz.social
social.minecodes.de
fursona.party
mastodon.derg.nz
birdbox.party
ciechom.nohost.me
social.beaware.live
genista.osrx.chat
elbmatsch.de
social.ceod.net
mastodon.1337.blue
mastodon.terpotiz.net
soc.c11um.de
social.rooty.fr
social.dvdr.download
fedi.social
mastodon.solvality.com
mooose.org
nochiiverse.eu
sueden.social
thomasjpr.social
social.pericles.hu
mastodon.girolab.foo
bitflipp.social
dorm.social
mastodon.projetretro.io
crafter.social
m.deepspace.cafe
matrix.rocks
bb5.social
m.freq.io
mast.internal.nullreference.io
mstdn.fan
nautical.social
mstdn.jklmno.org
social.retronerd.at
mstdn.radi0.cc
falkensee.social
upload.chat
yapmi.net
mastodon.nerfwrecking.de
mastodon.hu-social.de
toot.zerojay.com
her-mann.de
mastodon.rprivat.eu
social.vir.group
social.appbakery.ee
mastodon.adtension.com
social.k1024.de
mastodon.nextcraft.link
tusk.macer.life
mastodon.phundrak.com
social.kyzune.com
social.media-techport.de
activityocean.org
mastodon.e4b4.eu
mastodon.malmoe.social
social.redflag.ps
fedi.bcna.de
mastodon.digilol.net
social.grafschaft-aw.de
mastodon.kaschemme701.com
mastodon.olivernitsche.synology.me
misskey.dream-universe.org
social.techniverse.net
social.breisgaucave.de
toot.wiai.de
maztodon.se
social.blazma.st
social.suchtbasis.de
fedineko.org
social.rand0m.fail
liberareto.nesohub.org
mastodon.kansaigaijin.com
mastodon.trabus322.eu
troete.rechenkugel.de
runbsd.duckdns.org
ruby.good.news
cailincat.cloud
social.michels.xyz
mastodon.mapf.net
mastodon.dsss.space
swissodon.ch
social.krserv.de
social.eggipedia.de
m.lonet.org
fedi.latenightpopcorn.com
masto.uc-netcorsoft.de
mstdn.business
talk.mls20.de
f.dresden.network
swedishmastodon.social
social-potsdam.space
firefish.nesohub.org
tranvender.site
social.nrwonline.org
social.stefanberger.net
troet.witte-nyumbani.de
social.undeadnetwork.de
mastodon.thecrimsontint.com
fedi.timka.win
mastodon.eskimo.com
flauschbar.thoshiswelt.de
social.vleij.com
mastodon.daponline.com
mstdn.org
mas.todon.de
vhs.social
troetmund.de
netzverpetzer.de
ruz.social
mastodon.gaias.social
social.wokurka.net
blog.davidmckeitch.com
whatisthat.xyz
mastodon.koch-server.de
mastodonian.org
kitty.community
jsp.haus
atergens.com
piraten-partei.social
social.row-social.de
frinx.online
www.mediacy.net
social.detektor.fm
fediverse-rocks.de
mast.flups.familyds.org
m.hu-social.de
mastodon.dev-null.rocks
social.eubf.net
social.k2pk.com
mastodon.irridium.de
talk.balfolk.social
kupione.click
masto.budgie.lol
masto.allerlei.it
lab.wheelsbot.dev
social.bobjargus.net
m.pilz.foo
mastodon.hausofhomeaux.ca
afterspace.rocks
social.misk.cf
mastodon.baderpetrick.de
17th.me
social.rrrr.wtf
cosplaytweet.com
mastodon.wivodaim.net
mastodon.mariustimmer.de
social.13-dx.de
mast.marzillier.net
social.main-angler.de
mastodon.naugrim.org
mastodon.gramschladen.de
don.origofraktale.de
vaughan.social
meerjungfrauengrotte.de
mastodontech.de
md.jott-emm.social
mastodon.greatvoid.org
masto.jann.dev
plusi.moe
mastodon.lordoftheplex.com
social.sp-codes.de
strangeminds.social
mstdn.budgie.lol
flipboard.social
mastodon.mrtoto.de
sikotter.hikamer.f5.si
drip_drip_drip.activityocean.org
mastodon.wananavuoutfitters.com
astroposting.de
disobey.net
mastodon.friendnet.eu
social.la-scic.fr
mrrp.chimmie.k.vu
mastodon.fonsos.com
gay.amsterdam
mastodon.deepspace.cafe
social.marzillier.net
social.adlerweb.info
tacheles.social
firefish.fediverse.live
social.terminaltilt.com
connect.braydmedia.de
sk.milow.me
schaumburg.social
masto.tstoll.me
burningboard.net
mastodon.zapfmeister.net
fedi.tyil.nl
masto2.100flowers.tech
mastodon.alphapuggle.dev
team.dumango.com
fedi.eisenbergs.de
social.hostnetwork.xyz
social.penzberg.me
mastodon.darkness.services
social.gnuweeb.org
fedihub.de
Moep.social
mast.lukeog.com
mastodon-dev.stevex.online
guerrill.art
mastodon.luseho.com
mastodon.georgschilling.de
jaaber.ch
mastdn.io
ramblings.social
mastodon.cyberreality.org
buckaroo.city
mastodon.kug.is
mstdn.doern.tech
mastodon.mynet.one
social.hostpath.de
losodokodon.bandrate.org
social.cybertalk.io
ciechom.eu
apotheke.social
mastodon.bandrate.org
sachsen-medien.social
unredacted.social
fediverse.serialexperiments.club
livingevil.de
mastodon.greilach.dev
mastodon.gefrickel.nohost.me
mastodon.itwichtel.de
social.crablab.uk
rlp.social
social.ism.yt
social.vermona.com
observatory.cyber.harvard.edu
mas.x64.onl
otter.nexus
eva00.cosplaytweet.com
mastodon.wormhole.eu
social.lex-blog.eu
spreebits.de
catswords.social
qicx.net
dark.morbia.org
social.macer.life
mstdn.jmrp.io
mastodon.loss.com.de
penguicon.social
firefish.crazy-to-bike.de
social.archworks.co
social.xnet.place
toot.redundantnoise.eu
franken.social
friendica.collectifdhun.ovh
fedispace.de
matriochka.intxiv.ru.com
social.itwien.net
justabit.social
social.yussuv.com
mastodon.calitabby.net
jasdemi.com
gnurfl.de
mastodon.jabbxi.de
devellight.space
troet.burg-halle.de
masto.i-bobs.com
social.beachcom.org
freyjas.org
ls-freunde.d-empires.de
misskey.bootjp.me
mastodon.jhcooke.com
social.cooltux.net
firefish.nospy.net
otaku.1337.blue
fedi.abmgrt.dev
schraepler.de
social.netguide.io
social.insider-it.de
social.rsl.gg
masto.baranovski.cloud
drupal.community
made-online.net
mastodon.tgo.social
social.anno79.de
2k2k.org
social.kalterwinter.info
misskey.eskimo.com
sharkeyspace.de
mastodon.cemunz.de
fedi.frinx.network
mastodon.gemo.social
re.lire.im
toot.againstallodds.games
mstdn.canarylabs.eu
space.jeroenvd.nl
ottweiler.social
social.klein.ruhr
schnauzer.cafe
mastodon.maescool.be
netcup.social
mastodon.zypper.net
fediverse.live
social.weiznich.de
mastodon.glombit.de
ostkind.social
unseen-university.social
bytepark.social
social.glisco.de
social-pflege.de
mastodon.netconnect.icu
sharkey.daddelwerk.net
frawas.de
social.onlythe.net
mastodon.bayern
racoon.social
notwork.in
leipzig.town
i-love.vodka
social.khaus.io
mastodon.kuenet.ch
hoax.social
mastodon.rh-social.org
mastodon.anura.team
burnout.cafe
social.stezen.de
social.anoxinon.de
soc.intxiv.io
techtett.de
masto.versagt.wien
sipstea.town
mastodon.ozioso.online
pink-unicorn.club
social.domaincrawler.com
mastodon.1up2down.social
fedi.smith.geek.nz
mastodon.kmu-angebote.ch
social.msaood.com
social.schnitzler.one
toot.houbahouba.de
homo.1919810.space
public.brothertec.eu
mastodon.stormcrest.org
social.alpacaverse.games
m.mirv.top
ravarkon.work.gd
test.mastodon.makerforce.io
stpauli.social
social.greatvoid.org
schumacher.social
rel.re
social.fwcr.de
social.noriakisana.dev
mastodon.dsdrive.fr
mastodon.saarland.social
masto.namwen.me
wendland.elbe.social
goingdark.social
stay.woke.institute
social.iamernie.ca
acn.social
fastani.me
glitch.sekbaer.de
key.by0.tech
inthedeltawaves.social
mastodon.scientiam.org
messydata.de
mastodon.magnor.ovh
mastodon.eisenbergs.de
mstdn.dru5k1.io
sharkey.wheelsbot.dev
eva.cosplaytweet.com
mastdn.communisme-informel.zone
toot.brumm.family
onlinegemein.de
social.asgardius.company
social.sixdegreesofohio.com
noto.social
privacysafe.social
sharkey.nospy.net
unsocial.morbia.org
mastodon.hostnetwork.xyz
mastodon.fediverse.dedyn.io
sns.onjann.club
mastodon.myocci.social
plaudern.duckdns.org
fed.crimsh.com
skyland.social
social.redundantnoise.eu
hi.fabis.cafe
zeebo.social
social.openlab-saar.de
soziale.cloud
social.amichan.de
soc.cluboftone.com
mastodon.forty-two.sh
thohme.de
mastodon.dnns.icu
mastodon.psykey.dev
social.xyntion.consulting
fed.interfree.ca
mastodon.nordic.online
fruef.social
sidestore.social
privacyofficers.social
mastodon.rzgierskopp.de
mastodon.helvetet.eu
social.trackside.blog
blog.dumango.com
social.autonomy.earth
mastodon.bstly.de
fedi.welten-wanderin.de
mastodon.enitin.xyz
knse.net
mastodon.maechler.cloud
declin.eu
social.headphonism.com
snac.wheelsbot.dev
clew.live
social.elstabloserver.de
channermemes.baselinux.net
pl.ametic.ovh
station.y-space.de
pleroma.7seven.cloud
fedi.bryie.com
yakup.karaman.app
elektrine.ngrok.app
social.retroedge.tech
social.mdosch.de
fediblock.lol
ferals-on.top
akkoma.alster.space
reactionarytenderqueer.minecraftnoob.com
pleroma.gruenelin.de
fedi.kooosh.de
www.paperbunny.asia
social.vengeful.eu
fedi.pathsecho.quest
clew.lol
social.eldshort.de
social.otsuka.haus
dyli.moe
fedi.u2p.net
glegle.party
fediblock.24-7.ro
ebadf.port0.org
soc.femme.cat
waifus.biz
soc.cluboftone.com
social.kyzune.com