List of 401 registered instances:
social.galih.me
mastodon.naugrim.org
shout.3xd.eu
social.amichan.de
talk.mls20.de
mastodon.hostnetwork.xyz
mastodon.moestel.eu
vhs.social
shark.datenkastl.de
social.breisgaucave.de
yapmi.net
social.macer.life
troete.rechenkugel.de
mastodon.rzgierskopp.de
social.wokurka.net
social.techniverse.net
qicx.net
f.dresden.network
mastodon.saarland.social
social.msaood.com
x.good.news
social.media-techport.de
mastodon.malmoe.social
mastodonian.org
misskey.dream-universe.org
mastodon.une.fi
cosplaytweet.com
key.by0.tech
m.lonet.org
mastopouet.fr
fediverse.hybridlehrer.de
firefish.crazy-to-bike.de
soc.cluboftone.com
mastodon.1337.blue
social.sixdegreesofohio.com
social.pericles.hu
social.beaware.live
c64.social
mastodon.livingonlinenow.com
m.heine.xyz
swissodon.ch
sharkey.coffeeandtrains.de
social.crablab.uk
toot.houbahouba.de
kitty.community
toot.againstallodds.games
privacysafe.social
fedispace.de
noto.social
ciechom.nohost.me
strangeminds.social
mastodon.rprivat.eu
mastodon.gaias.social
social.retronerd.at
mastodon.dev-null.rocks
mastdn.io
mastodon.eskimo.com
cailincat.cloud
mstdn.budgie.lol
mastodon.greilach.dev
inthedeltawaves.social
social.michels.xyz
masto2.100flowers.tech
mastodon.helvetet.eu
fedineko.org
mastodon.dsss.space
social.digital-artifacts.net
m.mirv.top
skyland.social
techtett.de
social.anno79.de
mastodon.dnns.icu
social.zentonic.org
social.eubf.net
mastodon.gemo.social
social.la-scic.fr
space.jeroenvd.nl
ramblings.social
partyparrot.social
mstdn.sekbaer.de
mastodon.georgschilling.de
genista.osrx.chat
mastodon.baderpetrick.de
vaughan.social
drip_drip_drip.activityocean.org
mstdn.org
apotheke.social
social.cooltux.net
misskey.bootjp.me
fedi.bcna.de
k2pk.com
whatisthat.xyz
social.k1024.de
eva.cosplaytweet.com
ottweiler.social
masto.allerlei.it
17th.me
social.rrrr.wtf
dorm.social
firefish.nospy.net
edafe.social
sozial.roter-kreis.de
social.krserv.de
fursona.party
mastodon.forty-two.sh
jasdemi.com
social-pflege.de
pfalz.social
mstdn.mv2k.com
mooose.org
social.klein.ruhr
m.deepspace.cafe
masto.kurohana.me
social.xyntion.consulting
sidestore.social
social.hostnetwork.xyz
mastodon.gramschladen.de
justabit.social
netzverpetzer.de
talk.balfolk.social
social.championpictures.at
mas.todon.de
racoon.social
mastodon.derg.nz
mastodon.projetretro.io
mastodon.irridium.de
re.lire.im
mstdn.canarylabs.eu
unseen-university.social
social.minecodes.de
social.asgardius.company
m.freq.io
thomasjpr.social
mastodon.deepspace.cafe
firefish.fediverse.live
mastodon.solvality.com
mastodon.bruckner.email
mastodon.mariustimmer.de
soc.c11um.de
mastodon.blocki.net
soc.intxiv.io
mastodon.digilol.net
mastodon.fonsos.com
mastodon.bstly.de
mastdn.communisme-informel.zone
glitch.sekbaer.de
social.merk.ac
social.dvdr.download
homo.1919810.space
social.khaus.io
mastodon.zapfmeister.net
mastodon.enitin.xyz
masto.baranovski.cloud
mastodon.flups.familyds.org
fed.crimsh.com
hauntshadesocial.nl
social.onlythe.net
connect.braydmedia.de
mstdn.jklmno.org
mstdn.fan
mastodon.cyberreality.org
plaudern.duckdns.org
mastodon.tgo.social
mastodon.bayern
schraepler.de
masto.versagt.wien
fedi.latenightpopcorn.com
social.spicysources.de
mastodon.alphapuggle.dev
eva00.cosplaytweet.com
social.schnitzler.one
mastodon.nordic.online
toot.wiai.de
watzmann.social
social.zerojay.com
schaumburg.social
fed.interfree.ca
fediverse.live
liberareto.nesohub.org
mastodon.mynet.one
mastodon.hausofhomeaux.ca
mastodon-dev.stevex.online
mastodon.magnor.ovh
runbsd.duckdns.org
test.mastodon.makerforce.io
mastodon.deathbybandaid.net
mastodon.jonasled.de
flauschbar.thoshiswelt.de
spreebits.de
mastodon.1up2down.social
mastodon.terpotiz.net
club.dd5aa.de
mastodon.rh-social.org
sueden.social
goingdark.social
sns.onjann.club
troet.burg-halle.de
flipboard.social
social.glisco.de
mastodon.daponline.com
buckaroo.city
frinx.online
mstdn.fun.systems
fedi.abmgrt.dev
dresden.network
knse.net
mastdn.coffeehack.org
dol.social
md.jott-emm.social
mastodon.pixadon.ch
mastodon.maechler.cloud
fediverse.serialexperiments.club
sipstea.town
kupione.click
social.alpacaverse.games
m.pilz.foo
m.flaem.ing
social.eggipedia.de
social.insider-it.de
toot.brumm.family
mastodon.joschlies.nohost.me
mastodon.mcb-it.de
ciechom.eu
firefish.nesohub.org
social.misk.cf
franken.social
bb5.social
public.brothertec.eu
mastodon.itwichtel.de
blog.davidmckeitch.com
is-likely.gay
mstdn.kielo.me
social.adlerweb.info
falkensee.social
mastodon.calitabby.net
mastodon.myocci.social
bremen.digital
social.archworks.co
mastodon.trabus322.eu
mastodon.zypper.net
social-potsdam.space
social.sp-codes.de
fedi.social
social.itwien.net
mastodon.kuenet.ch
social.autonomy.earth
social.rsl.gg
mastodon.kmu-angebote.ch
unredacted.social
atergens.com
guerrill.art
burnout.cafe
frawas.de
mastodon.ozioso.online
ratingen.social
social.noriakisana.dev
sachsen-medien.social
masto.uc-netcorsoft.de
pink-unicorn.club
mastodon.jhcooke.com
social.k2pk.com
schnauzer.cafe
mastodon.liersch.it
fedihub.de
otaku.1337.blue
penguicon.social
mstdn.doern.tech
mastodon.koch-server.de
mastodon.dsdrive.fr
troetmund.de
tacheles.social
hacks.fi
social.vermona.com
mastodon.kug.is
social.stezen.de
gnurfl.de
mrrp.chimmie.k.vu
sharkeyspace.de
social.sebastian-neu.de
tranvender.site
social.suchtbasis.de
social.marzillier.net
mastodon.darkness.services
nautical.social
mast.lukeog.com
social.appbakery.ee
schumacher.social
ruby.good.news
friendica.collectifdhun.ovh
mastodon.greatvoid.org
mastodon.friendnet.eu
social.xnet.place
toot.zerojay.com
bytepark.social
mastodon.thecrimsontint.com
mastodon.adtension.com
social.blazma.st
bayerwald.social
social.ceod.net
social.13-dx.de
leipzig.town
mstdn.jmrp.io
fruef.social
troet.witte-nyumbani.de
social.undeadnetwork.de
mastodontech.de
activityocean.org
hi.fabis.cafe
mastodon.mrtoto.de
netcup.social
borg.social
collins-corner.cc
misskey.eskimo.com
elbmatsch.de
mastodon.olivernitsche.synology.me
mastodon.nextcraft.link
mstdn.dru5k1.io
linksextrem.ist
mast.internal.nullreference.io
privacyofficers.social
maztodon.se
social.grafschaft-aw.de
mastodon.wivodaim.net
miltodon.social
fastani.me
mstdn.business
social.flashz.directory
devellight.space
observatory.cyber.harvard.edu
mas.x64.onl
social.iamernie.ca
soziale.cloud
burningboard.net
zeebo.social
afterspace.rocks
mast.flups.familyds.org
mastodon.loss.com.de
social.peregrinor.net
social.kalterwinter.info
notwork.in
birdbox.party
fedi.timka.win
mastodon.wananavuoutfitters.com
mastodon.phundrak.com
sharkey.nospy.net
upload.chat
mast.marzillier.net
social.stefanberger.net
social.rooty.fr
disobey.net
lab.wheelsbot.dev
brettspiel.space
her-mann.de
social.domaincrawler.com
mastodon.wappler.systems
status.pointless.one
nochiiverse.eu
masto.budgie.lol
catswords.social
social.greatvoid.org
social.kyzune.com
mastodon.mapf.net
stay.woke.institute
mastodon.jamidisi-edu.de
astroposting.de
thohme.de
social.rand0m.fail
social.trackside.blog
social.beachcom.org
social.cybertalk.io
mastodon.scientiam.org
mastodon.mrak.at
swedishmastodon.social
social.main-angler.de
social.yussuv.com
mastodon.jabbxi.de
stpauli.social
mastodon.kaschemme701.com
opencoaster.net
social.vleij.com
ruz.social
plusi.moe
akkoma.alster.space
station.y-space.de
fedi.kooosh.de
waifus.biz
ferals-on.top
pleroma.7seven.cloud
fedi.bryie.com
fediblock.lol
social.vengeful.eu
fedi.u2p.net
social.kyzune.com
social.otsuka.haus
fediblock.24-7.ro
social.mdosch.de
declin.eu
glegle.party
soc.cluboftone.com
social.elstabloserver.de
pleroma.gruenelin.de