go
a.nic.ir point to 193.189.123.2.

a.nic.ir
a records
 
+ 193.189.123.2 193.189.123.0/24 AS39200 -
+ --- -
ip numbers of host
193.189.123.2
ptrs of ip numbers
a.nic.ir
hostnames sharing ip with a-records
a.nic.ir
domains using this as nameserver
ac.ir
arabic-script-domains.org
co.ir
gov.ir
id.ir
ir
irnic.ir
net.ir
org.ir
sch.ir