go
ns1.iphome.de has one IP number , but the reverse is ns1.dns.regsol.net. ns1.wmc.de, ns1.ci1.de, dnszone.de, ns1.g-s.ch, ns1.wo4.net and at least 100 other hosts point to the same IP. wizi.net, zz66.net, erodoo.de, x-hits.de, iphome.de and at least 100 other hosts use this as a nameserver. iphome.de is a domain controlled by two nameservers at iphome.de themselves. They are on different IP networks. Incoming mail for iphome.de is handled by one mailserver also at iphome.de. ns1.iphome.de is hosted on a server in Germany.

ns1.iphome.de
a records
 
+ 212.12.114.14 212.12.96.0/19 AS12595 ns1.dns.regsol.net
+ --- ns1.dns.regsol.net

iphome.de
ns-soa records
ns1.iphome.de
+ 212.12.114.14 212.12.96.0/19 AS12595 ns1.dns.regsol.net
+ --- ns1.dns.regsol.net
ns records
ns1.iphome.de
+ 212.12.114.14 212.12.96.0/19 AS12595 ns1.dns.regsol.net
+ --- ns1.dns.regsol.net
ns2.iphome.de
+ 213.160.90.82 213.160.64.0/19 AS12574 ns2.dns.regsol.net
+ --- ns2.dns.regsol.net
mx records
mail.iphome.de
+   AS?  
+ ---  
ip numbers of host
212.12.114.14
ptrs of ip numbers
ns1.dns.regsol.net
ip numbers using ptr to this host
85.197.65.70
hostnames sharing ip with a-records
a.dnsion.net
a.preisfreak.net
a.vienna7.net
a.webmonic-dns.net
alpha.dns.expressmedia.de
dns01.comelio.com
dns1.1wpm.net
dns1.add2media.de
dns1.as-4.de
dns1.chemanet.de
dns1.contextad.de
dns1.cremaserver.de
dns1.d-nameserver.de
dns1.dienst.to
dns1.dnsmasters.com
dns1.dnsspace.net
dns1.dnsteam.com
dns1.domainmedia.net
dns1.emminghaus-it.net
dns1.feelmedia.de
dns1.grunert.com
dns1.hotlinecenter.net
dns1.isp-dns.de
dns1.iwt.at
dns1.moeschle-internet.de
dns1.monett-creativ.de
dns1.mp-group.net
dns1.mulenet.ch
dns1.mvak.de
dns1.netcommunity-dns.com
dns1.neufarn.net
dns1.sardinien.de
dns1.securitydns.com
dns1.w-u-s.net
dns1.webcreativ.com
dns1.zisweb.de
dns2.e-ticino.net
dnszone.de
hydra.rh5.de
ns.netfact.de
ns.web-more.at
ns01.webone.ch
ns1.abm-systems.de
ns1.adservant.de
ns1.ainars.net
ns1.arcon.ch
ns1.artergo.net
ns1.atlantika-arts.de
ns1.bbplatform.net
ns1.bekawe-media.de
ns1.businessdns.co.at
ns1.bwsdns01.de
ns1.byteworx.de
ns1.ci1.de
ns1.cina.de
ns1.consulting1x1.org
ns1.csname.de
ns1.dns-hh.de
ns1.dns-inetweb.de
ns1.dns-stabo.de
ns1.dns-zone.de
ns1.dnszone.de
ns1.domainpreis.at
ns1.domainservice-berlin.de
ns1.dynamic-net.ch
ns1.ecospider.com
ns1.eonline.ch
ns1.exis-web.de
ns1.expressdns.de
ns1.expressmedia.de
ns1.eyecon.ch
ns1.fiebigwebhosting.de
ns1.florahost.de
ns1.g-s.ch
ns1.gastuna.com
ns1.hf-provide.at
ns1.host-austria.at
ns1.host1.pl
ns1.hostserv.ch
ns1.hosttech.ch
ns1.hotdns.at
ns1.hotmaxxx.com
ns1.inonet.ch
ns1.internet-bureau.de
ns1.ipdns.org
ns1.isp4net.de
ns1.jivemedia.de
ns1.joomla100.com
ns1.komma.ch
ns1.leadnet.biz
ns1.misch.de
ns1.n-deesign.de
ns1.nexovis.com
ns1.ns-inet-plus.de
ns1.nsnic.info
ns1.ole-webkonzept.de
ns1.os-com.net
ns1.pilatus-aircraft.ch
ns1.piranho.net
ns1.pwa-media.de
ns1.revido.de
ns1.rooty.de
ns1.sachsenprovider.de
ns1.schmautz-nameserver.de
ns1.secatech.net
ns1.serverexpress.de
ns1.silyus.ch
ns1.ultrafone.net
ns1.uptodatedns.at
ns1.webmediatec.net
ns1.webspace-verkauf.de
ns1.webspace24-dns.de
ns1.whoia.de
ns1.whoisprotect.at
ns1.wmc.de
ns1.wo4.net
ns1.xxlweb.eu
ns2.isp-service.biz
ns3.guenstig-webspace.de
ns3.ibone.ch
domains using this as nameserver
123fun.net
akustikbau-trockenbau.net
amateur-top100.de
annika-deluxe.net
annikadeluxe.com
annikadeluxe.net
art-root.net
art-vhost.net
asiangirlsonly.net
ausdrucksstark.net
baggerschuppen.com
baggyboy.net
behaarte-muschis.net
bersche.net
britney-news.com
buch-bestellen.net
buch-kaufen.net
bukkake-sex.net
cam2cam.net
camparty.net
campuff.net
camrotic.net
cams99.net
camspy.net
camtest.net
casa-blanca-tarifa.com
clubescort.de
darkwing-zero.net
doctor-x.de
downsyndrom.net
ehefrauen.net
ehefrauen69.com
erfurt14.de
erodoo.de
erotiktreff-angelika.com
fanladen.com
feindimnetz.de
fetisch-telefonsex.net
formel1-news.net
funakt.com
fuss-sex.net
gay-deutschland.net
gay-inter.net
gay-urlaub.net
geile-boys.net
geilestars.net
handynummer.net
hasenjagt.com
hitscraper.com
homo-inter.net
hot-lolita-babes.com
hot-xs.com
ichbinwichtig.net
iphome.de
janis-world.de
journal24.net
kickphone.com
kollitsch.net
lilala.net
linkpate.com
live-hotcam.com
live-hotcams.com
livecam-erotik.net
logo-city.net
lolitas.li
mature-bilder.de
mc-porno.net
mcporno.net
mm6club.de
mode-24h.de
motorrad-live.de
mouse-network.net
nackt-bilder.org
nicole-konken.com
octopusdivers.net
optikfick.com
permagnat.net
planet-wow.com
pornopate.net
pornostars-nackt.net
porntipp.net
private-teenys.com
robert-schikowski.de
rotekirsche.com
rotzer.com
rubbertits.net
sachsenmassage.de
schweden-portal.de
schwule-kreuzfahrten.com
seitensprungsucher.com
sensuousarts.com
sex-cam24.net
sexpartnerkontaktanzeigen.de
sexy-email.net
shitlover.de
showyourdick.net
singleforyou.net
sm-liste.com
sm-point.com
sm-point.de
sms-studio.de
spiele-clan.de
starttipp.net
studentinnen69.com
sumarank.com
szene-drinks.net
telefonsex-bild.net
telefonsex-line.net
telefonsex-mit-sandra.de
timberlake-news.com
trockenbau-innenausbau.net
turkgays.net
usa-gay.net
wizi.net
world-of-porn.net
worldteensex.com
x-hits.de
xversand.com
xxx-hardcore-world.com
zz66.net
domains using this as nameserver under another name
1dl3r.de
alber.org
alphacom.ch
amrain.at
amulett.at
chemanet.de
der-newsletter-service.com
domainmedia.net
foliacut.net
gernert-jungpflanzen.de
used as nameserver but missing in parent delegation
planet-wow.com
planet-wow.net
used as nameserver but missing in zone
angeetdemon.com
create-x.tv
hallo-haus.com
hot-xs.com
kandy-web.info
wsex.ch
zz66.net