go
ns44.1und1.de has one IP number , which also has a corresponding reverse pointer. ns44.kundenserver.de point to the same IP. ivw.de, ppa.de, foehr.at, zunft.eu, cobra.de and at least 100 other hosts use this as a nameserver. 1und1.de is a domain controlled by two nameservers at schlund.de. They are on the same IP network. Incoming mail for 1und1.de is handled by three mailservers also at schlund.de. All of them are on the same IP network. 1und1.de has one IP number. ns44.1und1.de is hosted on a server in Germany.

ns44.1und1.de
a records
 
+ 212.227.123.30 212.227.0.0/16 AS8560 -
+ --- -

1und1.de
a records
 
+ 212.227.17.105 212.227.0.0/16 AS8560  
+ ---  
ns-soa records
nsa.schlund.de
+ 195.20.224.98 195.20.224.0/19 AS8560 -
+ --- -
ns records
nsa.schlund.de
+ 195.20.224.98 195.20.224.0/19 AS8560 -
+ --- -
nsa2.schlund.de
+ 195.20.244.5 195.20.224.0/19 AS8560 -
mx records
mxintern0.schlund.de
+ 212.227.126.201 212.227.0.0/16 AS8560 mxintern.schlund.de
+ --- mxintern.schlund.de
mxintern1.schlund.de
+ 212.227.126.204 212.227.0.0/16 AS8560 mxintern.schlund.de
mxintern2.schlund.de
+ 212.227.126.205 212.227.0.0/16 AS8560 mxintern.schlund.de
ip numbers of host
212.227.123.30
ptrs of ip numbers
ns44.1und1.de
ip numbers using ptr to this host
212.227.123.30
hostnames sharing ip with a-records
ns44.kundenserver.de
domains using this as nameserver
1a-gebrauchte-laserdrucker.de
1a-parts.net
1aparts.net
3d-konrad.eu
4gent.de
4startups.eu
abs-onlinesupport.de
accdb.de
af-hightech.de
all4motion.com
alpengiro.ch
altus-shop.com
amnordseestrand.de
andaluz.tv
aslmedika.de
atlantic-hotels.de
b2blabel.com
beauty-defect-repair.eu
berufsprofiling.com
best-journal.com
bookalizer.com
brillundadloff.de
chess960athome.org
cis-forum.de
cobra.de
colliewelt.de
colorware.com
computercamps.eu
cop-os.info
cusdom.de
davit.biz
designmusic24.de
die-pferdeboerse.eu
diekilopurzeln.de
directfb.net
domrep.de
dorfscheune.eu
eaid-berlin.eu
epecus.de
essenmobil.com
european-jobguide.eu
feecarlotta.de
fightsport24.com
fingerfussball.de
foehr.at
footballpodcast.de
foundernews.de
freeletter.de
frictionless.eu
gaedekenet.de
geldbrise.de
geschenkhefte.eu
gofor-it.de
gott-ein-musical.de
grandhotelmalta.net
grundschule-amelinghausen.de
hoheleye-11.de
hoteladress.eu
hsc-fonds.com
huylmans.eu
hypnose-info.com
isarserver.de
itp-professional.eu
ivw.de
iws-portal.de
jinkads.de
johannes-stoll.de
josefshaus.eu
kiwi3.de
kizilbayrak.net
korkenzieher.eu
logic-sportz.de
mail-aachen.de
medux01.net
melzian.info
mifrinet.de
mobilepart.de
mobilfunk-vertraege.de
nachbestellung.eu
net-disk.de
netzserver7.com
nightchase.com
nurizon.de
offen-siv.com
ortho-bionomy.eu
pcdiagnosekarten.de
perfect-win.com
pique-ferry.eu
piste.de
poster-fantasy.com
ppa.de
prokom-network.org
psisnet.com
public-viewing.tv
quadcenter-sottrum.eu
ranking-fsnd.com
recm-counselors.de
reico-vital.com
reise-kompetenz.eu
safershop.eu
samsungmobile-event.de
saw4ever.de
schmitt-datentechnik.de
servnord.de
sinc-intern.de
smartmusic.at
spd-mali.de
team-blizzz.de
themeidingers.com
tinten-max.de
tl-buerowelt.de
traveltainment2.de
unifachbuch.eu
viniditalia.eu
werdich-shop.de
windowsworldwide.com
xalaat.com
zegg.org
zimmermann-franken.com
zunft.eu
domains using this as nameserver under another name
a-c-t.info
afmont.biz
after-lease.com
audimodelle.com
auert.info
ayurvedagarden.net
baden-tinte.com
baeckeralm.com
bahner-steuerberatung.com
bahnersteuerberatung.com
baulmann.biz
begabungsfoerderung.com
bluepanda-oes-kennel.com
bluepanda-oes.com
boeddinghausen.de
british-american-tobacco.com
c-m-quadrat.com
carfleet24.com
celebrated-hotels.com
charlyclub.com
charlyclub.net
city-gay.net
cm-quadrat.com
cm-square.com
cyberlady.eu
deutsches-hilfswerk-zahngesundheit.com
dieterlenz.com
diva-renee.com
dj-rene.com
djhossa.com
driven-by-us.com
driven24.com
egail.eu
eins-a-markenshop.com
elvis-ladungsverbund.com
fasten-club.com
flown24.com
fortknox-ministorage.com
fschuett.com
gelenkproteine.net
gl-zeitung.com
goto-media.com
halfar-system.com
halfarsystem.com
haus-fit-plan.com
hausfitplan.com
hotel-kammerhof.com
jd-unternehmensgruppe.com
jekadi.com
kangaroos-land.com
kangaroos-land.net
kanzlei-wud.com
kassenzahnkrone-zum-nulltarif.com
kopfueber.com
lamepa.net
laola-fm.com
leistungsstoerungen.com
lichtserver.de
limitplanung.com
losangieles.com
macor-marine.com
maikesiever.com
maintrans-spedition.com
mary-campo.com
microtechnics.net
minimanna.net
mister-wong.net
morlocklaw.com
morlockmed.com
naturallyvital.com
nem-ev.com
neukirchen.com
nutra-nuggets-onlineshop.com
one-paradise-for-all.com
oneeyedarmy.com
onlineskat.net
pamcast.com
pamcasting.com
phonologische-bewusstheit.com
pizzaavanti.com
politikkongress.de
praxervice.com
precious-pens.com
premiotuning.net
projedu-agentur.com
projekte-und-produkte.com
reife-zeit.com
remote-coach.com
ring-rentcar.com
rur-welle.com
rurwelle.com
s2vitasoma.com
sb-projects.com
schriften-studio.com
schriftsprache.com
schuelerberatung.com
schul-beratung.com
sendel.com
sewer-rehabilitation.com
sicherinsinternet.com
social-podcasting.com
socialpodcasting.com
sonne-weisslingen.com
ssv04dresden.com
stephen-brandt.com
sv-modell.com
teamsuxess.com
tobenrecords.com
urlaub-in-mittenwald.com
visiolog.com
vitasoma-business.com
vitasoma.com
vitasomabusiness.com
vitasomashop.com
winterhuetten.com
wprom2.com
yes-fitforfun.com
zahnkrone-zum-nulltarif.com
zasiusgalerie.com
zigzag-pyro.com
zoe-world.com
used as nameserver but missing in zone
20-euro-plus.com
20europlus.com
24seven-promotions.com
7vier7.com
appartement-sylt.com
art-by-alma.com
atarud.com
austrio.info
becker-familie.info
bialbir.net
borussenfreunde-essen.com
burnout-weltmeisterschaft.com
cocker-spaniel-zucht.com
compassforte.com
compassforthe.com
csg-pradtke.org
curtisan.com
dachschiebefenster.info
daskunstportal.com
deyerling-finance.com
diamond-sticker.com
diamonds-freestyle.com
dma-berlin.org
drbrueggemann.com
elmas-freestyle.com
erlenkamp.info
faulmueller.info
finnisches-ofenhaus.com
fit-republic.com
forum-kleve-ev.com
fruehstuecksbote.com
georgiosbitzios.com
german-grocery-store.com
gesellenbrief.com
gluecksgeld.com
grassishop.com
grassishop.org
hard-netix.com
hdm-agrar.com
hn-stoffe.com
holgerdietrich.info
honigblume.com
hotelprinzeugen.com
hotelprinzeugen.net
hts-blueggel.de
indeq.de
ingo-limberg.com
innovida.net
iosono-forum.com
iosono-player.com
it-enable.net
jabberwocky-records.net
kiene-online.info
kinderfuss.com
kiyoon.com
langenhorn-stylez.com
lauerconsult.com
legalsuccess.com
logfile-analyzer.com
michael-weinand.net
mikespage.info
montagebetrieb-schretzmeier.com
motorreparaturen.com
musiclivehall.com
my-motion.biz
my-motion.info
my-motion.org
mycorpus2.com
myimmobilien.net
mymotion.biz
mymotion.org
nachtigallenweg.net
namaste-india.info
nettracon.com
nightlife-promotion.com
nonicreme.com
nwo-gamecafe.com
out-of-area.net
outletwolfsburg.com
piusxii.net
playtodestroy.com
prinzeugen.net
puroffice.com
r-wagner.com
rainerschmid.net
regioverm.com
reitanlage-moeller.com
ribbeck.org
rixosshop.com
rozetka.org
sandundschiefer.com
sappeurcorps.de
sf-bau.info
shisha-online.com
sirwallon.com
sodomaat.com
solutions-wiesbaden.net
solutionsgrouphannover.com
sprenger-web.com
st-rauch.net
taxi-koblenz.net
tcbohlsbach.com
thuisfitness.info
tirnawood.com
tm-pro.net
tm-pro.org
upraize.com
usharani.com
wahl-web.com
wearetheregion.net
web-hydraulik-shop.com
wolfsburg-outlet-village.com
wolfsburg-outletvillage.com
wolfsburgoutlet.com
wuertemberger.info
xscite.net
xxxcams24.com
yannick-joel.com
zwanzig-euro-plus.com
zwanzigeuroplus.com