List of 519 registered instances:
hauntshadesocial.nl
onlinegemein.de
mastodon.maescool.be
mastodon.jhcooke.com
goingdark.social
collins-corner.cc
social.zauchen.io
mastodon.kansaigaijin.com
mastodon.irridium.de
ja.social
social.vir.group
olsberg.social
swedishmastodon.social
mastdn.io
social.anoxinon.de
mastodon.anura.team
wendland.elbe.social
troete.rechenkugel.de
thomasjpr.social
mastodon.daponline.com
pink-unicorn.club
social.michels.xyz
re.lire.im
discover.holm.community
ruby.good.news
social.vermona.com
social.undeadnetwork.de
netcup.social
gay.amsterdam
social.sebastian-neu.de
social.championpictures.at
masto.versagt.wien
fursona.party
schaumburg.social
hi.fabis.cafe
partyparrot.social
m.hu-social.de
social.domaincrawler.com
ciechom.eu
k2pk.com
social.cooltux.net
social-potsdam.space
dol.social
losodokodon.bandrate.org
drip_drip_drip.activityocean.org
strangeminds.social
friendica.collectifdhun.ovh
mastodon.tgo.social
jasdemi.com
social.klein.ruhr
connect.braydmedia.de
mastodon.malmoe.social
otter.nexus
fedi.timka.win
social.ceod.net
social.amichan.de
messydata.de
sns.onjann.club
social.glisco.de
social.eggipedia.de
unsocial.morbia.org
mstdn.fan
frawas.de
masto.i-bobs.com
social-pflege.de
liberareto.nesohub.org
social.anno79.de
social.adlerweb.info
mastodonian.org
mastodon.maechler.cloud
fedi.eisenbergs.de
racoon.social
zeebo.social
mastodon.baderpetrick.de
mastodon.myocci.social
test.mastodon.makerforce.io
scrunkly.cat
sueden.social
ottweiler.social
misskey.eskimo.com
mastodon.kuenet.ch
afterspace.rocks
mstdn.jmrp.io
mastodon.ozioso.online
mastodon.loss.com.de
qicx.net
sikotter.hikamer.f5.si
mastodon.adtension.com
mastodon.eisenbergs.de
flipboard.social
otaku.1337.blue
17th.me
soc.intxiv.io
social.spicysources.de
mastodon.jabbxi.de
social.itwien.net
mastodon.ferox.cc
catswords.social
mastodon.dev-null.rocks
mastodon.hu-social.de
masto.budgie.lol
club.dd5aa.de
fedi.tyil.nl
mastodon.digilol.net
flauschbar.thoshiswelt.de
fruef.social
sharkeyspace.de
miltodon.social
tusk.macer.life
misskey.bootjp.me
burnout.cafe
social.appbakery.ee
troet.witte-nyumbani.de
social.jnpw.net
social.damacloud.duckdns.org
m.freq.io
social.rsl.gg
observatory.cyber.harvard.edu
mastodon.deepspace.cafe
masto2.100flowers.tech
fed.crimsh.com
cosplaytweet.com
mastodon.scientiam.org
social.redflag.ps
ravarkon.work.gd
lab.wheelsbot.dev
social.dvdr.download
mastodon.friendnet.eu
firefish.fediverse.live
mastodon.moestel.eu
mastodon.dnns.icu
unredacted.social
m.deepspace.cafe
mastodon.saarland.social
troet.burg-halle.de
sharkey.daddelwerk.net
livingevil.de
social.rooty.fr
social.k1024.de
firefish.nesohub.org
talk.mls20.de
social.noriakisana.dev
social.khaus.io
jsp.haus
social.witez.net
matriochka.intxiv.ru.com
masto.baranovski.cloud
fediverse.live
genista.osrx.chat
social.msaood.com
knse.net
mstdn.canarylabs.eu
bytepark.social
mastodon.zapfmeister.net
mastodon.rzgierskopp.de
mastodon.livingonlinenow.com
mstdn.jklmno.org
mastodon.pixadon.ch
social.13-dx.de
m.heine.xyz
reddawn247.se
social.macer.life
mastodon-dev.stevex.online
mastodon.joschlies.nohost.me
mstdn.business
piraten-partei.social
mastodon.gefrickel.nohost.me
social.misk.cf
fediverse-rocks.de
skyland.social
social.greatvoid.org
mastodon.olivernitsche.synology.me
dresden.network
social.k2pk.com
sharkey.pnyhf.eu
mastodon.nerfwrecking.de
mastodon.circlewithadot.net
social.main-angler.de
md.jott-emm.social
mastodon.weindl.biz
ruz.social
f.dresden.network
social.xnet.place
social.techniverse.net
social.krserv.de
social.kalterwinter.info
kittie.gay
mastopouet.fr
fediverse.hybridlehrer.de
mastodon.1337.blue
mastodon.mapf.net
mastodon.lordoftheplex.com
mastodon.gaias.social
mastodon.greatvoid.org
matrix.rocks
apotheke.social
stpauli.social
plaudern.duckdns.org
mastodon.fonsos.com
rlp.social
social.stezen.de
mastodon.kmu-angebote.ch
social.sp-codes.de
shout.3xd.eu
social.kyzune.com
social.penzberg.me
stay.woke.institute
mastodon.zypper.net
social.breisgaucave.de
eva00.cosplaytweet.com
social.alpacaverse.games
bitflipp.social
birdbox.party
mastodon.bruckner.email
dark.morbia.org
mastodon.dsss.space
nautical.social
mastdn.coffeehack.org
social.archworks.co
mastodon.wananavuoutfitters.com
social.myexp.de
social.sixdegreesofohio.com
runbsd.duckdns.org
social.pericles.hu
social.wokurka.net
misskey.dream-universe.org
fediverse.serialexperiments.club
hacks.fi
bremen.digital
toot.wiai.de
www.mediacy.net
sipstea.town
mastodon.e4b4.eu
maztodon.se
crafter.social
mastodon.jamidisi-edu.de
toot.againstallodds.games
social.suchtbasis.de
mastodon.rh-social.org
ramblings.social
inthedeltawaves.social
social.netguide.io
mstdn.sekbaer.de
bayerwald.social
social.rrrr.wtf
netzverpetzer.de
troetmund.de
social.retronerd.at
social.stefanberger.net
mastodon.phundrak.com
social.grafschaft-aw.de
mastodon.kaschemme701.com
key.by0.tech
mastodon.rprivat.eu
mastodontech.de
mastodon.nordic.online
social.trackside.blog
mastodon.helvetet.eu
yapmi.net
social.beachcom.org
social.gnuweeb.org
bb5.social
is-likely.gay
hollow.raccoon.quest
mastodon.glombit.de
noto.social
mstdn.org
rel.re
homo.1919810.space
mastodon.terpotiz.net
space.jeroenvd.nl
mastodon.luseho.com
mast.lukeog.com
sachsen-medien.social
team.dumango.com
masto.tstoll.me
technikpunk.net
social.openlab-saar.de
sk.milow.me
mas.x64.onl
ciechom.nohost.me
firefish.crazy-to-bike.de
franken.social
mastodon.server-heimnetz-scharfenbrueck.ipv64.net
social.merk.ac
social.media-techport.de
her-mann.de
mast.internal.nullreference.io
sharkey.wheelsbot.dev
social.insider-it.de
m.azis.pt
i-love.vodka
social.xyntion.consulting
mastodon.kug.is
mastodon.1up2down.social
talk.balfolk.social
mastodon.projetretro.io
glitch.sekbaer.de
masto.allerlei.it
soziale.cloud
social.vleij.com
social.bobjargus.net
social.minecodes.de
mastodon.hausofhomeaux.ca
tranvender.site
mastodon.nextcraft.link
mastodon.naugrim.org
mastodon.neatobuilds.com
kupione.click
mastodon.stormcrest.org
social.onlythe.net
m.lonet.org
mastodon.koch-server.de
void.crypt0n.org
penguicon.social
masto.uc-netcorsoft.de
social.fwcr.de
mastodon.derg.nz
fedispace.de
mastodon.expect.ovh
hoax.social
social.autonomy.earth
mastdn.communisme-informel.zone
mastodon.girolab.foo
social.row-social.de
masto.kurohana.me
social.blazma.st
fedi.social
justabit.social
notwork.in
schumacher.social
social.marzillier.net
social.nrwonline.org
mastodon.flups.familyds.org
social.flashz.directory
burningboard.net
social.asgardius.company
mastodon.cemunz.de
mastodon.mynet.one
mastodon.argentwolf.org
sidestore.social
mastodon.bayern
mastodon.magnor.ovh
masto.jann.dev
blog.dumango.com
mooose.org
toot.redundantnoise.eu
ls-freunde.d-empires.de
public.brothertec.eu
mastodon.hostnetwork.xyz
pfalz.social
frinx.online
soc.cluboftone.com
mastodon.calitabby.net
disobey.net
devellight.space
mastodon.alphapuggle.dev
mastodon.forty-two.sh
fedi.abmgrt.dev
mastodon.liersch.it
social.peregrinor.net
m.mirv.top
mastodon.darkness.services
acn.social
social.digital-artifacts.net
mastodon.mariustimmer.de
social.beaware.live
mrrp.chimmie.k.vu
social.la-scic.fr
mstdn.dru5k1.io
toot.brumm.family
sharkey.coffeeandtrains.de
social.terminaltilt.com
atergens.com
mstdn.fun.systems
mastodon.fediverse.dedyn.io
social.eubf.net
sharkey.nospy.net
plusi.moe
activityocean.org
mstdn.kielo.me
social.redundantnoise.eu
swissodon.ch
mastodon.eskimo.com
meerjungfrauengrotte.de
freyjas.org
social.server17.net
vhs.social
mastodon.trabus322.eu
mastodon.deathbybandaid.net
thohme.de
fedi.smith.geek.nz
fedi.frinx.network
mastodon.bandrate.org
social.yussuv.com
status.pointless.one
borg.social
mastodon.psykey.dev
eva.cosplaytweet.com
firefish.nospy.net
mastodon.jonasled.de
Moep.social
mastodon.gemo.social
fedihub.de
social.stage.anoxinon.de
tacheles.social
don.origofraktale.de
mastodon.bstly.de
x.good.news
social.schnitzler.one
falkensee.social
mastodon.awit.at
mastodon.gramschladen.de
privacysafe.social
social.iamernie.ca
mast.marzillier.net
social.ism.yt
privacyofficers.social
toot.houbahouba.de
social.crablab.uk
mstdn.budgie.lol
mastodon.mrtoto.de
mastodon.enitin.xyz
cailincat.cloud
buckaroo.city
social.relula.nl
whatisthat.xyz
kitty.community
blog.davidmckeitch.com
mastodon.dsdrive.fr
social.lex-blog.eu
toot.zerojay.com
mastodon.itwichtel.de
astroposting.de
mstdn.azrak.io
soc.c11um.de
ostkind.social
guerrill.art
leipzig.town
social.weiznich.de
mastodon.georgschilling.de
fastani.me
social.zerojay.com
masto.namwen.me
m.pilz.foo
fedi.bcna.de
opencoaster.net
upload.chat
social.zcore.org
fedi.latenightpopcorn.com
mast.f0ck.org
social.detektor.fm
mastodon.cyberreality.org
mstdn.doern.tech
drupal.community
mastodon.une.fi
gnurfl.de
mas.todon.de
fed.interfree.ca
ratingen.social
unseen-university.social
jaaber.ch
fedi.welten-wanderin.de
brettspiel.space
schraepler.de
2k2k.org
social.cybertalk.io
mast.flups.familyds.org
mastodon.wivodaim.net
spreebits.de
mastodon.greilach.dev
schnauzer.cafe
mstdn.radi0.cc
social.hostpath.de
fedineko.org
mastodon.netconnect.icu
nochiiverse.eu
vaughan.social
social.hostnetwork.xyz
mastodon.thecrimsontint.com
made-online.net
mastodon.solvality.com
social.rand0m.fail
mastodon.wormhole.eu
channermemes.baselinux.net
ferals-on.top
pleroma.7seven.cloud
ebadf.port0.org
pl.ametic.ovh
waifus.biz
soc.cluboftone.com
reactionarytenderqueer.minecraftnoob.com
station.y-space.de
social.retroedge.tech
www.paperbunny.asia
dyli.moe
fedi.pathsecho.quest
fedi.bryie.com
fedi.u2p.net
social.mdosch.de
declin.eu
clew.live
akkoma.alster.space
yakup.karaman.app
glegle.party
social.vengeful.eu
elektrine.ngrok.app
social.otsuka.haus
snac.wheelsbot.dev
fediblock.lol
soc.femme.cat
pleroma.gruenelin.de
fediblock.24-7.ro
social.headphonism.com
fedi.kooosh.de
social.elstabloserver.de
social.kyzune.com
clew.lol
social.eldshort.de