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