Summary
mail.iaci.ir has one IP number , which is the same as for
iaci.ir, but no corresponding reverse pointer.
aig.ir,
asra.ir,
iaio.ir,
iaci.ir,
iepg.ir and at least 71 other hosts point to the same IP.
iaci.ir use this as a mailserver.
iaci.ir is delegated to one nameserver, however one extra nameserver is listed in the zone. All nameservers are at
isiran.com. They are on the same IP network. Incoming mail for
iaci.ir is handled by one mailserver at
iaci.ir themselves.
mail.iaci.ir is hosted on a server in Iran.