mx2.mydomain.ro has no NS records.
NS records for this zone are defined at mydomain.ro.
NS records for this zone are defined at mydomain.ro.
Question and response
Question
dig mx2.mydomain.ro. NS
Answer
The response has no answer records.
Authority
mydomain.ro. 600 SOA ns1.meganameservers.eu. postmaster.meganameservers.eu. 2010062227 600 3600 3600000 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0