go
ns0.ons.ro has one IP number , which also has a corresponding reverse pointer. ns0.azerty.ro, ns0.zooming.ro, ns0.filmedit.ro, nsa.mediadot.ro and ns0.insomnia-advertising.ro point to the same IP. ons.ro use this as a nameserver. ons.ro is a domain controlled by two nameservers at ons.ro themselves. They are on the same IP network. Incoming mail for ons.ro is handled by one mailserver also at ons.ro. ons.ro has one IP number. ns0.ons.ro is hosted on a server in Romania.

ns0.ons.ro
a records
 
+ 80.96.95.2 80.96.64.0/19 AS8708 -
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ons.ro
a records
 
+ 80.96.95.80 80.96.64.0/19 AS8708  
+ ---  
ns-soa records
ns0.ons.ro
+ 80.96.95.2 80.96.64.0/19 AS8708 -
+ --- -
ns records
ns0.ons.ro
+ 80.96.95.2 80.96.64.0/19 AS8708 -
+ --- -
ns1.ons.ro
+ 80.96.95.3 80.96.64.0/19 AS8708 -
mx records
mail.ons.ro
+ 80.96.95.25 80.96.64.0/19 AS8708 -
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ip numbers of host
80.96.95.2
ptrs of ip numbers
ns0.ons.ro
ip numbers using ptr to this host
80.96.95.2
hostnames sharing ip with a-records
ns0.azerty.ro
ns0.filmedit.ro
ns0.insomnia-advertising.ro
ns0.zooming.ro
nsa.mediadot.ro
domains using this as nameserver
ons.ro
domains using this as nameserver under another name
azerty.ro
filmedit.ro
insomnia-advertising.ro
mediadot.ro
zooming.ro