mx1.enovation.net has no NS records.
NS records for this zone are defined at enovation.net.
NS records for this zone are defined at enovation.net.
Question and response
Question
dig mx1.enovation.net. NS
Answer
The response has no answer records.
Authority
enovation.net. 7200 SOA dns1.oper.enovation.net. beheer.operations.enovation.nl. 2026032601 10800 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0