mx.medalelectronic.com has no NS records.
NS records for this zone are defined at medalelectronic.com.
NS records for this zone are defined at medalelectronic.com.
Question and response
Question
dig mx.medalelectronic.com. NS
Answer
The response has no answer records.
Authority
medalelectronic.com. 3600 SOA dns.medalelectronic.com. hostmaster.medalelectronic.com. 1120620315 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0