List of 531 registered instances:
mastodon.bandrate.org
firefish.fediverse.live
masto2.100flowers.tech
mastodon.deepspace.cafe
mstdn.fun.systems
social.adlerweb.info
f.dresden.network
onlinegemein.de
mastodontech.de
misskey.eskimo.com
mastodon.maescool.be
social.kalterwinter.info
mastdn.communisme-informel.zone
matrix.rocks
social.rsl.gg
mastodon.dsdrive.fr
firefish.crazy-to-bike.de
qicx.net
sipstea.town
social.stage.anoxinon.de
soc.cluboftone.com
social.msaood.com
matriochka.intxiv.ru.com
schnauzer.cafe
mastodon.nextcraft.link
upload.chat
fediverse.serialexperiments.club
sachsen-medien.social
social.onlythe.net
social-potsdam.space
masto.namwen.me
mastodon.pixadon.ch
social.gnuweeb.org
social.spicysources.de
social.terminaltilt.com
social.hostpath.de
ruz.social
mastodon.kansaigaijin.com
mastodon.dev-null.rocks
otter.nexus
social.zcore.org
toot.houbahouba.de
m.mirv.top
mastodon.awit.at
otaku.1337.blue
social.pericles.hu
ruby.good.news
fed.interfree.ca
jsp.haus
social.flashz.directory
mastodon.wananavuoutfitters.com
masto.kurohana.me
afterspace.rocks
mastodon.terpotiz.net
mastodon.dnns.icu
mastodon.glombit.de
messydata.de
bremen.digital
social.openlab-saar.de
masto.versagt.wien
social.penzberg.me
collins-corner.cc
m.azis.pt
social.michels.xyz
fedi.welten-wanderin.de
runbsd.duckdns.org
2k2k.org
social.xnet.place
hollow.raccoon.quest
mastodon.bruckner.email
mastodon.trabus322.eu
social.sp-codes.de
mastopouet.fr
frinx.online
kitty.community
swissodon.ch
mastodon.flups.familyds.org
social.relula.nl
space.jeroenvd.nl
mstdn.budgie.lol
mastodon.mynet.one
stpauli.social
mastodon.rh-social.org
mastodon.zypper.net
mastodon.magnor.ovh
opencoaster.net
sharkey.pnyhf.eu
blog.davidmckeitch.com
hacks.fi
social.iamernie.ca
mastodon.mariustimmer.de
ottweiler.social
mstdn.jklmno.org
re.lire.im
social.ism.yt
social.dvdr.download
sidestore.social
void.crypt0n.org
social.breadcrumbs.info
unseen-university.social
tusk.macer.life
jasdemi.com
social.redundantnoise.eu
thohme.de
social.peregrinor.net
social.rooty.fr
social.haug.systems
mrrp.chimmie.k.vu
piraten-partei.social
sueden.social
soc.c11um.de
bayerwald.social
wendland.elbe.social
olsberg.social
social.bobjargus.net
mastodon.stormcrest.org
plaudern.duckdns.org
fedi.social
social.server17.net
racoon.social
nochiiverse.eu
social.zauchen.io
social.schnitzler.one
social.klein.ruhr
mastodon.baderpetrick.de
borg.social
acn.social
gay.amsterdam
social.media-techport.de
social.appbakery.ee
mastodon.daponline.com
bytepark.social
masto.allerlei.it
social.eubf.net
mastodon.zapfmeister.net
social.breisgaucave.de
bb5.social
discover.holm.community
masto.budgie.lol
fedineko.org
mastodon.anura.team
social.nrwonline.org
mastodon.circlewithadot.net
talk.mls20.de
mastdn.io
mastodon.livingonlinenow.com
fedi.frinx.network
mastodon.hu-social.de
vhs.social
fawkes.rocks
mastodon.loss.com.de
mastodon.rprivat.eu
mastodon.weindl.biz
masto.uc-netcorsoft.de
dresden.network
social.archworks.co
social.detektor.fm
privacysafe.social
connect.braydmedia.de
netcup.social
fastani.me
mastodon.irridium.de
mastodon.deathbybandaid.net
losodokodon.bandrate.org
fedi.bcna.de
mastodon.georgschilling.de
fedi.tyil.nl
eva.cosplaytweet.com
social.cybertalk.io
mstdn.radi0.cc
ostkind.social
penguicon.social
social.rand0m.fail
fedihub.de
social.marzillier.net
batchats.net
mastodon.kug.is
reddawn247.se
m.pilz.foo
mooose.org
mastodon.moestel.eu
spreebits.de
social.merk.ac
fruef.social
test.mastodon.makerforce.io
social.vermona.com
guerrill.art
talk.balfolk.social
mastodon.friendnet.eu
observatory.cyber.harvard.edu
m.hu-social.de
made-online.net
mastodon.malmoe.social
knse.net
mastdn.coffeehack.org
mastodon.mapf.net
social.championpictures.at
mastodon.maechler.cloud
mastodon.gefrickel.nohost.me
netzverpetzer.de
zeebo.social
mastodon.ferox.cc
mastodon.e4b4.eu
devellight.space
social.cooltux.net
social.main-angler.de
fursona.party
mastodon.cyberreality.org
mastodon.nerfwrecking.de
ciechom.eu
mastodon.hausofhomeaux.ca
fedispace.de
vaughan.social
sharkey.nospy.net
unredacted.social
mast.marzillier.net
flauschbar.thoshiswelt.de
troet.burg-halle.de
m.freq.io
mastodon.jabbxi.de
toot.zerojay.com
soc.intxiv.io
mastodon.olivernitsche.synology.me
mastodon.greilach.dev
www.mediacy.net
justabit.social
noto.social
freyjas.org
mastodon.jhcooke.com
mastodon.lordoftheplex.com
rlp.social
mast.f0ck.org
ciechom.nohost.me
social.anoxinon.de
mastodon.adtension.com
drip_drip_drip.activityocean.org
masto.baranovski.cloud
troete.rechenkugel.de
rel.re
social.13-dx.de
whatisthat.xyz
mastodon.myocci.social
social.wokurka.net
mastodon.greatvoid.org
masto.jann.dev
mastodon.koch-server.de
mstdn.mv2k.net
cyangant.dedyn.io
homo.1919810.space
firefish.nospy.net
social.beaware.live
hoax.social
mastodon.h4x0.red
mastodon.saarland.social
mastodon.server-heimnetz-scharfenbrueck.ipv64.net
troetmund.de
hauntshadesocial.nl
social.heizerdesk.workers.dev
birdbox.party
bitflipp.social
social.damacloud.duckdns.org
social.eggipedia.de
mastodon.solvality.com
social.vir.group
mastodon.dsss.space
mastodon.gaias.social
mastodon.derg.nz
swedishmastodon.social
schaumburg.social
social.sixdegreesofohio.com
firefish.nesohub.org
misskey.bootjp.me
technikpunk.net
sikotter.hikamer.f5.si
k2pk.com
social.grafschaft-aw.de
social.khaus.io
masto.tstoll.me
toot.againstallodds.games
social.beachcom.org
social.hostnetwork.xyz
disobey.net
dark.morbia.org
status.pointless.one
m.lonet.org
friendica.collectifdhun.ovh
social.anno79.de
mastodon.fediverse.dedyn.io
partyparrot.social
activityocean.org
plusi.moe
hi.fabis.cafe
mastodon.luseho.com
kittie.gay
social.misk.cf
social.autonomy.earth
soziale.cloud
social.yussuv.com
fedi.smith.geek.nz
mastodon.alphapuggle.dev
miltodon.social
x.good.news
social.amichan.de
ls-freunde.d-empires.de
social.xyntion.consulting
gampcc.online
mastodon.thecrimsontint.com
mastodon.eisenbergs.de
social.fwcr.de
crafter.social
social.weiznich.de
md.jott-emm.social
don.origofraktale.de
mstdn.org
ratingen.social
mastodon.gemo.social
social.suchtbasis.de
social.glisco.de
mastodon.bstly.de
mastodon.cemunz.de
burningboard.net
mastodon.liersch.it
dol.social
social.k1024.de
falkensee.social
kupione.click
tranvender.site
mastodon.wivodaim.net
mastodonian.org
sharkey.coffeeandtrains.de
toot.wiai.de
goingdark.social
social.insider-it.de
social.alpacaverse.games
schumacher.social
genista.osrx.chat
flipboard.social
ramblings.social
mstdn.doern.tech
privacyofficers.social
masto.i-bobs.com
misskey.dream-universe.org
sharkeyspace.de
fediverse-rocks.de
inthedeltawaves.social
pfalz.social
mstdn.fan
mastodon.1337.blue
social.greatvoid.org
social.stezen.de
social.itwien.net
mastodon.girolab.foo
frawas.de
notwork.in
drupal.community
social.undeadnetwork.de
social.rrrr.wtf
stay.woke.institute
social-pflege.de
mast.flups.familyds.org
mastodon.denike.io
public.brothertec.eu
shout.3xd.eu
toot.brumm.family
franken.social
social.sebastian-neu.de
astroposting.de
lab.wheelsbot.dev
apotheke.social
mastodon.jonasled.de
mastodon.gramschladen.de
mas.x64.onl
maztodon.se
toot.redundantnoise.eu
mastodon.expect.ovh
fedi.timka.win
social.moltenaether.com
mastodon.fonsos.com
mastodon.kaschemme701.com
social.zerojay.com
mastodon.kmu-angebote.ch
mastodon.darkness.services
social.witez.net
livingevil.de
cosplaytweet.com
mastodon.digilol.net
social.k2pk.com
mastodon.1up2down.social
17th.me
mastodon.bayern
sharkey.daddelwerk.net
skyland.social
mastodon.enitin.xyz
social.trackside.blog
mastodon.itwichtel.de
her-mann.de
blog.dumango.com
brettspiel.space
social.la-scic.fr
mastodon.mrtoto.de
fediverse.hybridlehrer.de
atergens.com
social.ceod.net
mastodon.psykey.dev
thomasjpr.social
club.dd5aa.de
empuriabrava-newsletter.com
cailincat.cloud
social.vleij.com
social.kyzune.com
mstdn.dru5k1.io
mastodon.neatobuilds.com
pink-unicorn.club
tacheles.social
mastodon.kuenet.ch
team.dumango.com
mastodon.ozioso.online
buckaroo.city
schraepler.de
social.row-social.de
social.asgardius.company
mastodon.joschlies.nohost.me
eva00.cosplaytweet.com
mastodon.naugrim.org
mastodon.calitabby.net
mastodon.eskimo.com
sharkey.wheelsbot.dev
mas.todon.de
burnout.cafe
unsocial.morbia.org
mastodon.jamidisi-edu.de
meerjungfrauengrotte.de
mastodon.scientiam.org
glitch.sekbaer.de
nautical.social
mastodon-dev.stevex.online
sk.milow.me
mstdn.sekbaer.de
m.deepspace.cafe
mastodon.tgo.social
mastodon.hostnetwork.xyz
scrunkly.cat
mastodon.nordic.online
mastodon.netconnect.icu
mastodon.phundrak.com
social.domaincrawler.com
mstdn.business
m.heine.xyz
Moep.social
social.myexp.de
relaxedgamers.de
social.lex-blog.eu
social.digital-artifacts.net
social.redflag.ps
fedi.abmgrt.dev
mstdn.kielo.me
social.jnpw.net
sns.onjann.club
mstdn.canarylabs.eu
social.minecodes.de
strangeminds.social
mast.lukeog.com
social.blazma.st
social.stefanberger.net
yapmi.net
troet.witte-nyumbani.de
mastodon.wormhole.eu
fedi.latenightpopcorn.com
key.by0.tech
i-love.vodka
mast.internal.nullreference.io
social.netguide.io
ja.social
social.crablab.uk
fedi.eisenbergs.de
fediverse.live
gnurfl.de
social.krserv.de
jaaber.ch
is-likely.gay
mastodon.helvetet.eu
leipzig.town
mstdn.azrak.io
social.macer.life
mastodon.rzgierskopp.de
social.noriakisana.dev
mastodon.argentwolf.org
ravarkon.work.gd
mastodon.une.fi
liberareto.nesohub.org
catswords.social
mstdn.jmrp.io
fed.crimsh.com
social.livingtrust.store
mastodon.projetretro.io
mastodon.forty-two.sh
mielke.social
clew.live
waifus.biz
social.mdosch.de
social.vengeful.eu
social.retroedge.tech
pl.ametic.ovh
snac.wheelsbot.dev
social.eldshort.de
pleroma.7seven.cloud
dyli.moe
social.otsuka.haus
fedi.kooosh.de
social.elstabloserver.de
yakup.karaman.app
clew.lol
pleroma.gruenelin.de
ferals-on.top
soc.cluboftone.com
fedi.pathsecho.quest
social.kyzune.com
www.paperbunny.asia
akkoma.alster.space
fediblock.lol
station.y-space.de
declin.eu
fedi.bryie.com
channermemes.baselinux.net
soc.femme.cat
fediblock.24-7.ro
ebadf.port0.org
reactionarytenderqueer.minecraftnoob.com
elektrine.ngrok.app
glegle.party
fedi.u2p.net