mx.masteraudiofrance.com has no NS records.
NS records for this zone are defined at masteraudiofrance.com.
NS records for this zone are defined at masteraudiofrance.com.
Question and response
Question
dig mx.masteraudiofrance.com. NS
Answer
The response has no answer records.
Authority
masteraudiofrance.com. 3600 SOA dns.masteraudiofrance.com. hostmaster.masteraudiofrance.com. 1391306768 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0