mx.acom-sacom-bouches-du-rhone.com has no NS records.
NS records for this zone are defined at acom-sacom-bouches-du-rhone.com.
NS records for this zone are defined at acom-sacom-bouches-du-rhone.com.
Question and response
Question
dig mx.acom-sacom-bouches-du-rhone.com. NS
Answer
The response has no answer records.
Authority
acom-sacom-bouches-du-rhone.com. 3600 SOA dns.acom-sacom-bouches-du-rhone.com. hostmaster.acom-sacom-bouches-du-rhone.com. 1141698730 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0