go
Incoming mail for mail.azad.ac.ir is handled by one mailserver at azad.ac.ir. mail.azad.ac.ir has one IP number. azad.ac.ir and mail.azad.ac.ir use this as a mailserver. azad.ac.ir share mailservers with this domain. azad.ac.ir is delegated to one nameserver, however seven extra nameservers are listed in the zone. Two nameservers have the same IP number. Some of them are on the same IP network. Incoming mail for azad.ac.ir is handled by one mailserver also at azad.ac.ir. mail.azad.ac.ir is hosted on a server in Iran.

mail.azad.ac.ir
a records
 
+ 217.218.30.5 217.218.0.0/17 AS12880  
+ ---  
mx records
mail.azad.ac.ir
+ 217.218.30.5 217.218.0.0/17 AS12880  
+ ---  

azad.ac.ir
ns-soa records
 
+   AS?  
+ ---  
ns records
ns.azad.ac.ir
+   AS?  
+ ---  
ns2.dci.ir
+ 217.218.127.105 217.218.0.0/17 AS12880 -
+ --- -
ns1.sun.com
+ 192.18.128.11 192.18.128.0/20 AS6142 cltea-ns-1.sun.com
+ --- cltea-ns-1.sun.com
ns1.dci.ir
+ 217.218.127.104 217.218.0.0/17 AS12880 -
+ --- -
ns1.takta.net
+ 62.220.100.201 62.220.100.0/24 AS21341 ns1.tehran.sinet.ir
+ --- ns1.tehran.sinet.ir
+ --- postchi.takta.net
+ --- -
ns2.takta.net
+ 62.220.100.202 62.220.100.0/24 AS21341 -
+ --- ns2.tehran.sinet.ir
vnsc-pri-dsl.genuity.net
+   AS?  
+ ---  
ns.sun.com
+ 192.9.9.3 192.9.9.0/24 AS90 -
+ --- -
mx records
mail.azad.ac.ir
+ 217.218.30.5 217.218.0.0/17 AS12880  
+ ---  
ip numbers of host
217.218.30.5
domains using this as mailserver
azad.ac.ir
mail.azad.ac.ir
mailservers used by this domain
mail.azad.ac.ir
domains sharing mailservers
azad.ac.ir
ip numbers of mailservers
217.218.30.5
nameservers missing in parent delegation
ns.sun.com
ns1.dci.ir
ns1.sun.com
ns1.takta.net
ns2.dci.ir
ns2.takta.net
vnsc-pri-dsl.genuity.net
nameservers missing in zone
ns2.cuhk.edu.hk