List of 536 registered instances:
social.detektor.fm
fediverse.serialexperiments.club
mastodon.kansaigaijin.com
social.kyzune.com
ottweiler.social
gampcc.online
mstdn.fun.systems
crafter.social
toot.houbahouba.de
fruef.social
eva00.cosplaytweet.com
genista.osrx.chat
social.vermona.com
tacheles.social
fedi.abmgrt.dev
mastodon.ozioso.online
social.michels.xyz
ratingen.social
acn.social
meerjungfrauengrotte.de
social.insider-it.de
dark.morbia.org
mastodon.wormhole.eu
mastodon.deepspace.cafe
matriochka.intxiv.ru.com
vaughan.social
social.adlerweb.info
leipzig.town
fed.crimsh.com
mastodon.awit.at
flauschbar.thoshiswelt.de
social.fwcr.de
jaaber.ch
mas.todon.de
netcup.social
social.rrrr.wtf
observatory.cyber.harvard.edu
connect.braydmedia.de
hell.cloud
bitflipp.social
mstdn.jklmno.org
www.mediacy.net
ja.social
mastodon.moestel.eu
mastodon.myocci.social
fedi.latenightpopcorn.com
social.livingtrust.store
social.redundantnoise.eu
ravarkon.work.gd
mastodon.stormcrest.org
mastodon.itwichtel.de
mas.x64.onl
mastodon.dnns.icu
social.suchtbasis.de
social.anno79.de
sachsen-medien.social
mooose.org
noto.social
kitty.community
mastodon.gramschladen.de
social.greatvoid.org
masto2.100flowers.tech
social.noriakisana.dev
bytepark.social
social.relula.nl
mastodon.alphapuggle.dev
schnauzer.cafe
social.lex-blog.eu
mastodon.mynet.one
onlinegemein.de
mstdn.sekbaer.de
blog.dumango.com
sharkey.pnyhf.eu
mastodon.saarland.social
2k2k.org
social.asgardius.company
mastodon.naugrim.org
mastodon.hu-social.de
mastodon.dsdrive.fr
masto.namwen.me
sk.milow.me
mstdn.radi0.cc
dresden.network
club.dd5aa.de
mastodon.fediverse.dedyn.io
soc.intxiv.io
mastodon.dsss.space
mast.lukeog.com
masto.uc-netcorsoft.de
talk.mls20.de
otter.nexus
devellight.space
mastodon-dev.stevex.online
social.macer.life
fastani.me
mstdn.budgie.lol
mastodon.maescool.be
batchats.net
social.zauchen.io
mastodon.une.fi
mastodon.adtension.com
wendland.elbe.social
mastdn.io
mastodon.calitabby.net
hoax.social
masto.baranovski.cloud
skyland.social
mastodon.thecrimsontint.com
social.iamernie.ca
mastodon.darkness.services
social.sp-codes.de
sharkey.wheelsbot.dev
mastodon.hostnetwork.xyz
messydata.de
ciechom.eu
burnout.cafe
social.openlab-saar.de
social.damacloud.duckdns.org
mast.internal.nullreference.io
social.crablab.uk
social.klein.ruhr
mastodon.enitin.xyz
social.cooltux.net
toot.zerojay.com
mastodon.gefrickel.nohost.me
k2pk.com
social.redflag.ps
m.hu-social.de
stay.woke.institute
fed.interfree.ca
strangeminds.social
social.k1024.de
nautical.social
penguicon.social
fedi.welten-wanderin.de
runbsd.duckdns.org
thomasjpr.social
falkensee.social
jasdemi.com
social.marzillier.net
thohme.de
toot.wiai.de
social.trackside.blog
firefish.nesohub.org
social.stage.anoxinon.de
pink-unicorn.club
toot.redundantnoise.eu
social.appbakery.ee
social.xnet.place
mastdn.communisme-informel.zone
social.peregrinor.net
social.rand0m.fail
m.pilz.foo
mastodon.georgschilling.de
soziale.cloud
mastodon.joschlies.nohost.me
eva.cosplaytweet.com
m.azis.pt
blog.davidmckeitch.com
rel.re
brettspiel.space
mastodon.cemunz.de
masto.versagt.wien
mastodon.jabbxi.de
fedi.eisenbergs.de
mast.marzillier.net
masto.allerlei.it
mastodon.jhcooke.com
schraepler.de
troet.witte-nyumbani.de
mastodon.mrtoto.de
social.amichan.de
dol.social
mastodon.derg.nz
ruby.good.news
mastodon.girolab.foo
mrrp.chimmie.k.vu
social.eggipedia.de
social-pflege.de
makes.hoof-paw.art
mastodon.digilol.net
mastodon.wivodaim.net
toot.againstallodds.games
cyangant.dedyn.io
astroposting.de
mastodon.dev-null.rocks
piraten-partei.social
frawas.de
empuriabrava-newsletter.com
losodokodon.bandrate.org
social.onlythe.net
hacks.fi
opencoaster.net
is-likely.gay
mastodon.eskimo.com
mastodon.maechler.cloud
masto.kurohana.me
social.beachcom.org
mastodon.neatobuilds.com
mastodon.argentwolf.org
unsocial.morbia.org
social.rooty.fr
activityocean.org
mastodon.phundrak.com
mastodon.irridium.de
social.grafschaft-aw.de
m.lonet.org
kupione.click
masto.budgie.lol
mastodon.kug.is
mastodon.zypper.net
mastodon.zapfmeister.net
mast.flups.familyds.org
17th.me
borg.social
mastodon.e4b4.eu
spreebits.de
kittie.gay
fedihub.de
mastodon.malmoe.social
mstdn.mv2k.net
social.digital-artifacts.net
goingdark.social
mstdn.business
notwork.in
mastodon.livingonlinenow.com
mastodon.deathbybandaid.net
mastodon.bayern
mastodon.trabus322.eu
buckaroo.city
mstdn.dru5k1.io
re.lire.im
mastopouet.fr
social.13-dx.de
qicx.net
mastodon.bruckner.email
mstdn.jmrp.io
swedishmastodon.social
mastodon.fonsos.com
mstdn.kielo.me
mastodon.greilach.dev
social.hostnetwork.xyz
knse.net
social.sixdegreesofohio.com
social.cybertalk.io
tranvender.site
social.spicysources.de
social.pericles.hu
drip_drip_drip.activityocean.org
social.hostpath.de
mastodon.tgo.social
miltodon.social
social.haug.systems
mastodon.wananavuoutfitters.com
fursona.party
social.main-angler.de
mastodon.koch-server.de
justabit.social
reddawn247.se
sns.onjann.club
social.heizerdesk.workers.dev
unredacted.social
matrix.rocks
mastodon.mariustimmer.de
troetmund.de
drupal.community
plusi.moe
m.deepspace.cafe
afterspace.rocks
social.row-social.de
mastodon.gaias.social
bayerwald.social
mastodon.ferox.cc
fedi.frinx.network
discover.holm.community
mastodon.nerfwrecking.de
mastdn.coffeehack.org
mastodon.mapf.net
mastodon.baderpetrick.de
social.breadcrumbs.info
mastodon.terpotiz.net
mast.f0ck.org
social.weiznich.de
social.netguide.io
social.undeadnetwork.de
mstdn.canarylabs.eu
nochiiverse.eu
social.eubf.net
mastodon.jonasled.de
social.glisco.de
mastodon.helvetet.eu
rlp.social
dresden.social
mastodon.gemo.social
mastodon.nextcraft.link
masto.tstoll.me
fedi.timka.win
social.anoxinon.de
social.itwien.net
social.ceod.net
social.penzberg.me
mastodon.anura.team
mastodon.friendnet.eu
gnurfl.de
firefish.fediverse.live
flipboard.social
frinx.online
bremen.digital
social.hamburg
bb5.social
m.freq.io
privacyofficers.social
cailincat.cloud
mastodon.lordoftheplex.com
masto.i-bobs.com
social.retronerd.at
test.mastodon.makerforce.io
social.kalterwinter.info
mastodon.loss.com.de
atergens.com
social.khaus.io
social.archworks.co
mastodon.projetretro.io
relaxedgamers.de
mstdn.fan
sueden.social
social.stefanberger.net
soc.c11um.de
social.sebastian-neu.de
homo.1919810.space
technikpunk.net
sharkeyspace.de
mastodon.circlewithadot.net
mastodon.daponline.com
public.brothertec.eu
key.by0.tech
troete.rechenkugel.de
netzverpetzer.de
sharkey.daddelwerk.net
social.terminaltilt.com
mastodon.psykey.dev
mastodon.expect.ovh
schumacher.social
social.domaincrawler.com
mastodon.kmu-angebote.ch
social.stezen.de
otaku.1337.blue
made-online.net
mastodon.1337.blue
whatisthat.xyz
mastodon.glombit.de
mielke.social
mastodon.denike.io
md.jott-emm.social
fedi.tyil.nl
mastodon.1up2down.social
f.dresden.network
Moep.social
social.schnitzler.one
gay.amsterdam
talk.balfolk.social
mastodon.olivernitsche.synology.me
social.moltenaether.com
social.la-scic.fr
catswords.social
sharkey.nospy.net
mastodon.solvality.com
sikotter.hikamer.f5.si
social.vleij.com
mastodon.rprivat.eu
social.autonomy.earth
mastodon.jamidisi-edu.de
misskey.eskimo.com
jsp.haus
racoon.social
social.nrwonline.org
swissodon.ch
social.gnuweeb.org
social.minecodes.de
hollow.raccoon.quest
firefish.nospy.net
ruz.social
mastodon.flups.familyds.org
collins-corner.cc
mastodon.cyberreality.org
community.orixon.org
fedi.social
social.merk.ac
glitch.sekbaer.de
schaumburg.social
soc.cluboftone.com
m.heine.xyz
fediverse.live
ciechom.nohost.me
social.yussuv.com
misskey.bootjp.me
hi.fabis.cafe
i-love.vodka
sharkey.coffeeandtrains.de
apotheke.social
guerrill.art
firefish.crazy-to-bike.de
mstdn.doern.tech
ramblings.social
mastodontech.de
friendica.collectifdhun.ovh
ostkind.social
yapmi.net
mastodon.kuenet.ch
mastodon.scientiam.org
hauntshadesocial.nl
social.rsl.gg
livingevil.de
mastodon.eisenbergs.de
fawkes.rocks
social.zerojay.com
misskey.dream-universe.org
mastodon.rh-social.org
her-mann.de
mastodon.hausofhomeaux.ca
birdbox.party
franken.social
mastodon.greatvoid.org
stpauli.social
disobey.net
plaudern.duckdns.org
social.beaware.live
tusk.macer.life
mastodon.liersch.it
freyjas.org
bitsandlife.social
burningboard.net
fedispace.de
masto.jann.dev
x.good.news
sipstea.town
mastodon.h4x0.red
liberareto.nesohub.org
don.origofraktale.de
lab.wheelsbot.dev
maztodon.se
troet.burg-halle.de
partyparrot.social
social.alpacaverse.games
mstdn.org
void.crypt0n.org
cloud.automat.icu
mastodon.magnor.ovh
scrunkly.cat
mastodonian.org
shrk.mv2k.net
mastodon.rzgierskopp.de
social.server17.net
social.xyntion.consulting
pfalz.social
mastodon.bstly.de
mastodon.forty-two.sh
unseen-university.social
fedineko.org
m.mirv.top
space.jeroenvd.nl
olsberg.social
vhs.social
social.blazma.st
mastodon.weindl.biz
upload.chat
privacysafe.social
ls-freunde.d-empires.de
social.myexp.de
social.zcore.org
social.k2pk.com
social.dvdr.download
social.msaood.com
mastodon.bandrate.org
social.witez.net
social.vir.group
social.wokurka.net
social.media-techport.de
sidestore.social
fedi.smith.geek.nz
social.misk.cf
social.krserv.de
social.flashz.directory
social-potsdam.space
social.bobjargus.net
mastodon.pixadon.ch
cosplaytweet.com
inthedeltawaves.social
status.pointless.one
team.dumango.com
shout.3xd.eu
toot.brumm.family
fediverse.hybridlehrer.de
mastodon.server-heimnetz-scharfenbrueck.ipv64.net
mastodon.luseho.com
mastodon.nordic.online
social.championpictures.at
fedi.bcna.de
mastodon.netconnect.icu
mastodon.kaschemme701.com
zeebo.social
soc.cluboftone.com
pleroma.7seven.cloud
fedi.bryie.com
fediblock.24-7.ro
social.mdosch.de
social.vengeful.eu
fedi.pathsecho.quest
fedi.u2p.net
channermemes.baselinux.net
clew.lol
glegle.party
pl.ametic.ovh
social.heikanuse.top
yakup.karaman.app
fediblock.lol
fedi.kooosh.de
declin.eu
dyli.moe
ferals-on.top
clew.live
snac.wheelsbot.dev
social.eldshort.de
pleroma.gruenelin.de
elektrine.ngrok.app
www.paperbunny.asia
social.retroedge.tech
station.y-space.de
akkoma.alster.space
social.kyzune.com
social.otsuka.haus
soc.femme.cat
reactionarytenderqueer.minecraftnoob.com
social.elstabloserver.de
waifus.biz
ebadf.port0.org