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a.ns.qodstv.ir has one IP number , but the reverse is ns1.irib.com. ns.irib.ir, a.ns.tv2.ir, a.ns.tv4.ir, a.ns.tv1.ir, ns1.irib.ir and at least 38 other hosts point to the same IP. qodstv.ir use this as a nameserver. a.ns.qodstv.ir is hosted on a server in Iran.

a.ns.qodstv.ir
a records
 
+ 62.220.119.35 62.220.119.0/24 AS21341 ns1.irib.com
+ --- ns1.irib.com
ip numbers of host
62.220.119.35
ptrs of ip numbers
ns1.irib.com
hostnames sharing ip with a-records
259200.ns.qodstv.ir
a.ns.1443tv.ir
a.ns.90tv.ir
a.ns.alkawthartv.ir
a.ns.aphaq.com
a.ns.imamrezatv.ir
a.ns.insight-info.com
a.ns.irc.ir
a.ns.irib.ir
a.ns.iribtv.ir
a.ns.irirg.ir
a.ns.islamhispano.net
a.ns.labbaik.ir
a.ns.noorfest.ir
a.ns.radio.ir
a.ns.radiofarhang.ir
a.ns.radiofestival.ir
a.ns.radiojavan.ir
a.ns.radiomaaref.ir
a.ns.radioquran.ir
a.ns.radiovarzesh.ir
a.ns.rahbari.ir
a.ns.sedayeashena.net
a.ns.sedayeashna.com
a.ns.sedayeashna.ir
a.ns.sedayeashna.net
a.ns.soroushpress.ir
a.ns.tv1.ir
a.ns.tv2.ir
a.ns.tv3.ir
a.ns.tv4.ir
a.ns.tv5.ir
a.ns.tvr.ir
a.ns.wilayah.ir
a.ns.zaerin.ir
b.ns.aphaq.net
b.ns.irc.ir
b.ns.islamhispano.com
b.ns.radiopayam.ir
ns.irib.ir
ns1.irib.com
ns1.irib.ir
ns2.leader.ir
domains using this as nameserver
qodstv.ir
domains using this as nameserver under another name
1443tv.ir
alkawthartv.ir
aphaq.com
imamrezatv.ir
irc.ir
radio.ir
radiofarhang.ir
radiofestival.ir
radioquran.ir
sedayeashena.net
soroushpress.com
tv2.ir
tv3.ir
tv5.ir
nameservers missing in parent delegation
259200.ns.qodstv.ir
a.ns.qodstv.ir
nameservers missing in zone
ns1.irib.ir
ns2.irib.ir
used as nameserver but missing in parent delegation
qodstv.ir