go
ns5.mcnet.ad.jp has one IP number. mjsc.jp, n7ai.com, nsh8.com, ohsgp.com, ganka.com and at least 100 other hosts use this as a nameserver. mcnet.ad.jp is a domain controlled by three nameservers at mcnet.ad.jp themselves. All of them are on the same IP network. Incoming mail for mcnet.ad.jp is handled by two mailservers also at mcnet.ad.jp. They are on different IP networks. mcnet.ad.jp has one IP number , but the reverse is ns.mcnet.ad.jp. ns5.mcnet.ad.jp is hosted on a server in Japan.

ns5.mcnet.ad.jp
a records
 
+ 210.172.35.66 210.172.32.0/19 AS7671  
+ ---  

mcnet.ad.jp
a records
 
+ 210.172.32.50 210.172.32.0/19 AS7671 ns.mcnet.ad.jp
+ --- ns.mcnet.ad.jp
ns-soa records
ns.mcnet.ad.jp
+ 210.172.32.50 210.172.32.0/19 AS7671 -
+ --- -
ns records
ns3.mcnet.ad.jp
+ 210.172.35.53 210.172.32.0/19 AS7671 -
+ --- -
ns.mcnet.ad.jp
+ 210.172.32.50 210.172.32.0/19 AS7671 -
ns2.mcnet.ad.jp
+ 210.172.32.132 210.172.32.0/19 AS7671 -
mx records
agari.mcnet.ad.jp
+ 219.96.78.10 219.96.64.0/20 AS7671  
+ ---  
gari.mcnet.ad.jp
+ 210.172.35.34 210.172.32.0/19 AS7671 -
+ --- -
ip numbers of host
210.172.35.66
domains using this as nameserver
0120220010.com
843fm.co.jp
advision-omc.com
aishacan.net
aitenku.com
ajosc.org
americantennis1993.com
animalpro-express.com
anteane.jp
aquayamato.com
aracon-corp.com
arena-utikan.com
asahi-studio.com
asita-di.com
autostation-r.net
axiss-carz.com
base-115.net
car-calling.com
cartopia-kobe.com
centurysys.co.jp
chosakai.gr.jp
cinemanow.jp
clean110.jp
cskenvoice.com
dainenbutsuji.com
dia-optical.com
diatool.co.jp
diorama-house.com
e-hanabusa.net
e-kogao.com
ehimebm.com
eishingakuen.ac.jp
eitaikuyoubo.com
fmosaka.net
g-gradeone.com
ganka.com
garasya.com
gokuraku-s.com
gyousei-yuri.net
hachikura.com
hachunavi.com
hair-gls.com
hal21.co.jp
he-mm.co.jp
heliosnet.co.jp
higashi-re.com
hotel-astir.com
hotelkeihan-t.com
iburi-car.net
idea-system.co.jp
ijk-inc.com
iroha2001.com
jingumae-mc.com
jps-inc.net
juse-osaka.com
kabu-hanada.com
kanda-dental.com
kato-dk.com
katsuragama.com
kishi-gumi.com
kiyoshikojin.or.jp
kobby.net
koei-kogyo.com
kokusai-hotel.com
kouhirot.com
kowa-techno.com
livestone.com
m-meisei.com
m-people.co.jp
macskids.com
maebashi-cci.or.jp
mashiba-h.com
matex.com
maxner-elec.com
mc-mikage.com
medix-inc.co.jp
minamiura.net
mjsc.jp
mkm.co.jp
mof-seminar.com
moriwaki.co.jp
n7ai.com
nandemo.co.jp
ns-seiren.net
nsh8.com
ntsnets.com
ohsgp.com
ones-free.net
ota-shoten.com
pastel-inc.com
qpr-tokyo.com
rakuzanso.com
re-a-son.com
refine-iida.com
rejectone.com
sanki-kogyosyo.com
sanplusnana.com
satoru-h.com
setouchi-s.com
shibuya-dp.com
shownan-bl.com
silkytime.com
smile-house.jp
smileurban.com
snd-net.com
srs-inc.co.jp
sting-dev.com
support-m.com
takada-shiki.com
the-drunken.com
toriichi-shoten.com
tulip-en.com
uenocity-hotel.com
umitsuri.jp
vicom.co.jp
wadaminoru.ac.jp
watex.co.jp
web-kujo.com
yokoi-hs.com
yonchome.com
used as nameserver but missing in parent delegation
ac-law.jp
muryo-soudan.jp
used as nameserver but missing in zone
aitenku.com
fashion-guide.jp
fujita-kyoto.com
fujita-nara.com
hard-kujo.co.jp
hatch-ent.co.jp
masumasa.jp
mof-seminar.com
nishikawa-chain.net
nttwest-gadget.jp
nur-parts.jp
xn--hck8b6h9a8898b3yyc.net