go
ns.namespace4you.de has one IP number , which also has a corresponding reverse pointer. srv1-wil.ma, gg.eismann.de, ns.3mark49.de, srv2-typo3.ma, srv1-diplo.ma and at least three other hosts point to the same IP. dbg.de, vits.de, zwix.de, setz.at, cypi.de and at least 100 other hosts use this as a nameserver. autohaus-hirch.de use this as a mailserver. namespace4you.de is a domain controlled by two nameservers at namespace4you.de themselves. They are on different IP networks. Incoming mail for namespace4you.de is handled by one mailserver having a total of two IP numbers. They are on the same IP network. namespace4you.de has one IP number , but the reverse is ns2.namespace4you.de. ns.namespace4you.de is hosted on a server in Germany.

ns.namespace4you.de
a records
 
+ 80.67.16.124 80.67.16.0/20 AS34011 -
+ --- -

namespace4you.de
a records
 
+ 193.223.77.3 193.223.77.0/24 AS24940 ns2.namespace4you.de
+ --- ns2.namespace4you.de
ns-soa records
ns.namespace4you.de
+ 80.67.16.124 80.67.16.0/20 AS34011 -
+ --- -
ns records
ns.namespace4you.de
+ 80.67.16.124 80.67.16.0/20 AS34011 -
+ --- -
ns2.namespace4you.de
+ 193.223.77.3 193.223.77.0/24 AS24940 -
mx records
mx.df.eu
+ 80.67.18.3 80.67.16.0/20 AS34011 mx03.ispgateway.de
+ --- mx03.ispgateway.de
+ 80.67.18.4 80.67.16.0/20 AS34011 mx04.ispgateway.de
+ --- mx04.ispgateway.de
ip numbers of host
80.67.16.124
ptrs of ip numbers
ns.namespace4you.de
ip numbers using ptr to this host
80.67.16.124
hostnames sharing ip with a-records
dns1.ispgateway.de
gg.eismann.de
innocenceindanger.net
ns.3mark49.de
ns.namespace4you.com
srv1-diplo.ma
srv1-wil.ma
srv2-typo3.ma
domains using this as nameserver
a-nowakowski.de
adus.de
affenpinscherin.de
agwiing.org
aids-hilfe-rhein-sieg.de
allesausserfern.at
allmodern.de
alte-schule-klingenthal.de
andreas-david.de
anton-meyer.de
arch-energy.de
architekt-walter.de
asiancineweb.de
aufbau-ffm.de
aus-zeit.com
ayogmbh.de
baeckerei-spilker.de
bdg-designer.de
beerdeluxe.com
bekawe-media.de
bildsignal.de
biodorm.de
birgitneusser.de
boni-band.de
bosold.com
brk-marklkofen.de
bsdnet.de
bundrinno.de
bus-bb.de
c-p-d.de
cct-ev.de
christian-science-muenchen.de
christiansievers.info
cipsoft.com
coilinnovation.at
consulting-circle.org
coprock.de
cypi.de
dagmarwilde.de
dbg.de
die-bibel.de
dietz-solar.de
digishells.de
dodos.com
dog24.de
dormito.de
dudelsackorchester.de
dunkles-marburg.de
e160.de
ekm-minden.de
elektro-grach.at
elsa-regensburg.de
engel-buehlertal.de
entwicklungs-raum.de
fachbuecher.de
faehnlein.com
fc-konstanz-ringtennis.de
ferien-haus-am-see.de
ferienwohnung-flake.de
ferienwohnung-salzburg.at
feuerwehr-auersthal.at
fewo-pfaelzerwald.de
forsten-online.de
friesenbaumparadies.de
gastwerk-hotel.de
gdl-ev.de
girlsandbikinis.com
gosub.de
gyloh.de
hahnenberger.de
harmsen-engineering.com
hne-healthcare.de
hotredfetish.com
hsa-germany.de
immergutfestival.de
innerewut.de
ispgateway.de
istar.net
jweiland16.net
kkli.de
kleinsthof.de
kubitz.net
meridian-academy.de
meridianspa.de
moetzingen.de
molkeprodukte.com
namespace4you.de
new-peace.com
nylontop100.com
orientierungslauf.de
ortstafel.at
pkv.com
psse.de
rabenbauer.de
reedexpo.net
salesmachine.biz
schwungrad-versand.de
setz.at
spd-olfen.de
stadtwerke-ueberlingen.de
starialinks.com
steinerschule-birseck.ch
struckmann-net.de
swopex.com
thatsbritain.co.uk
theresia-hebenstreit.de
tmkis.com
tobitech.de
ttv-reicheneck.de
ummichherum.de
unternehmens-theater.de
vespa-p200e.de
vits.com
vits.de
websiteinspector.de
wycliff.de
xo8cp.de
yachtclub-zell.at
zwix.de
domains using this as nameserver under another name
3mark49.de
atix.org
aus-zeit.com
beautysports.com
beerdeluxe.com
bosold.com
comoonics.com
dodos.com
domain-factory.de
domainfactory.de
dopanic.com
girlsandbikinis.com
grafikkarte.net
harmsen-engineering.com
hotredfetish.com
istar.net
kitzbuehel-triathlon.org
nylontop100.com
pkv.com
reedexpo.net
starialinks.com
swopex.com
time2die.de
wil.ma
domains using this as mailserver
autohaus-hirch.de
domains using this as mailserver under another name
eiszwerg.com
gg.eismann.de
nestle-schoeller.com
nestleschoeller.com
schoeller-holding.com
used as nameserver but missing in parent delegation
abstract-city.com
addx.biz
agwiing.org
ako-spice.com
alfisti.net
allbutgrownups.com
alopecia-areata.biz
altefeuerwache.com
anas-feat-tasia.com
aumund.org
aus-zeit.com
autoverwertung.com
avolo.org
baur4.info
beerdeluxe.com
bernhard-online.com
betriebsrat.com
betriebsverfassungsgesetz.com
bgagroup.net
bkkn.net
blockbuster-24.com
blucon.net
bnpartner.com
boardernews.com
bosold.com
brueggemann.com
bruetting.com
caterpillar-clock.com
chilloutpix.com
christiansievers.info
cipsoft.com
consensa.com
consulting-circle.org
dau.pl
devauzet.com
df.eu
difox.com
dodos.com
druckdesign.biz
ds9.cc
eha.net
ehrenfeld.org
faktorweb.net
file2share.biz
fitbone.info
fitnessfood.ch
flirttown.info
fsc.org
germansky.com
girlsandbikinis.com
golfmotion.com
gusto-miles.biz
hahnen.com
harmsen-engineering.com
hc-dvd.com
hostunity.net
hotredfetish.com
hungaroinfo.com
ibt-clan.net
inden.info
inheco.com
ippp.biz
iranian-german-business-forum.com
istar.net
jaecker.com
jfc.info
kallensee.info
kassen.net
kcomp.net
kubitz.net
leadership-competence-institut.com
matriarchat.info
mc3000.com
mediashop.net
modelstyle.com
mt-energie.com
my-provider.com
mzag.com
nachtschichtler.com
new-peace.com
nordforest.com
nylontop100.com
o-ws.net
ochsenkuehn.net
opaia.net
pchilfe.org
pdmc.net
pitoone.com
pkv.com
pocoo.org
reedexpo.net
rentenpilot.com
riwo.com
rofin.com
s-t-b.org
salesmachine.biz
sax-arabians.com
schwanke-sohn.com
sonde.org
sonnenstrom.com
spacetronix.net
spudy.com
staatsfeind.org
starialinks.com
stosstrupp-steiner.org
strainbase.net
swopex.com
teehaus.com
tibiame.com
tmkis.com
toubiz.com
tunze.com
tunze.info
urlaub-kuehlungsborn.info
vits.com
vnthuquan.net
wertkartenverkauf.com
willnat.com
wkn-online.com
used as nameserver but missing in zone
4web.at