go
mail.mynet.com.tr has one IP number , which also has a corresponding reverse pointer. mail.mynet.com and admin.mynet.com point to the same IP. mynet.com.tr use this as a mailserver. mynet.com.tr is delegated to two nameservers, however one extra nameserver is listed in the zone. All nameservers are at mynet.com. All of them are on the same IP network. Incoming mail for mynet.com.tr is handled by one mailserver at mynet.com.tr themselves. mynet.com.tr has one IP number. mail.mynet.com.tr is hosted on a server in Turkey.

mail.mynet.com.tr
a records
 
+ 212.101.97.136 212.101.96.0/19 AS12858 mail.mynet.com
+ --- mail.mynet.com
+ --- -

mynet.com.tr
a records
 
+ 212.101.97.35 212.101.96.0/19 AS12858  
+ ---  
ns-soa records
dns1.mynet.com
+ 212.101.97.6 212.101.96.0/19 AS12858 -
+ --- -
ns records
dns1.mynet.com
+ 212.101.97.6 212.101.96.0/19 AS12858 -
+ --- -
dns2.mynet.com
+ 212.101.97.7 212.101.96.0/19 AS12858 -
dns3.mynet.com
+ 212.101.97.8 212.101.96.0/19 AS12858 -
mx records
mail.mynet.com.tr
+ 212.101.97.136 212.101.96.0/19 AS12858 mail.mynet.com
+ --- mail.mynet.com
+ --- -
ip numbers of host
212.101.97.136
ptrs of ip numbers
mail.mynet.com
mail.mynet.com.tr
ip numbers using ptr to this host
212.101.97.136
hostnames sharing ip with a-records
admin.mynet.com
mail.mynet.com
domains using this as mailserver
mynet.com.tr
domains using this as mailserver under another name
mynet.com
nameservers missing in parent delegation
dns3.mynet.com