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gerdab.ir is a domain controlled by two nameservers at gerdab.ir themselves. They are on different IP networks. Incoming mail for gerdab.ir is handled by one mailserver also at gerdab.ir. gerdab.ir has one IP number. www.gerdab.ir and mail.gerdab.ir point to the same IP. ns2.gerdab.ir share nameservers with this domain. ns2.gerdab.ir, ns1.gerdab.ir, www.gerdab.ir, mail.gerdab.ir and admin.gerdab.ir are subdomains to this hostname. gerdab.ir is hosted on a server in Iran.

gerdab.ir
a records
 
+ 87.107.52.146 87.107.0.0/16 AS21341  
+ ---  
ns-soa records
ns1.gerdab.ir
+   AS?  
+ ---  
ns records
ns1.gerdab.ir
+   AS?  
+ ---  
ns2.gerdab.ir
+ 87.107.52.147 87.107.0.0/16 AS21341  
mx records
mail.gerdab.ir
+ 87.107.52.146 87.107.0.0/16 AS21341  
+ ---  

ir
ns-soa records
ns1.nic.ir
+ 194.225.70.83 194.225.64.0/19 AS6736  
+ ---  
ns records
auth02.ns.uu.net
+ 198.6.1.82 198.6.0.0/16 AS701 -
+ --- -
a.nic.ir
+ 193.189.123.2 193.189.123.0/24 AS39200 -
ns1.nic.ir
+ 194.225.70.83 194.225.64.0/19 AS6736  
+ ---  
ns5.univie.ac.at
+ 193.171.255.77 193.170.0.0/15 AS1853 -
+ --- -
ip numbers of host
87.107.52.146
hostnames sharing ip with a-records
mail.gerdab.ir
www.gerdab.ir
domains using this as mailserver under another name
gerdab.ir
nameservers used by this domain
ns1.gerdab.ir
ns2.gerdab.ir
domains sharing nameservers
ns2.gerdab.ir
ip numbers of nameservers
87.107.52.147
mailservers used by this domain
mail.gerdab.ir
ip numbers of mailservers
87.107.52.146
other names of the mailservers
gerdab.ir
www.gerdab.ir
subdomains
admin.gerdab.ir
mail.gerdab.ir
ns1.gerdab.ir
ns2.gerdab.ir
www.gerdab.ir