mx.dada.eu has no NS records.
NS records for this zone are defined at dada.eu.
NS records for this zone are defined at dada.eu.
Question and response
Question
dig mx.dada.eu. NS
Answer
The response has no answer records.
Authority
dada.eu. 900 SOA ns1.register.it. hostmaster.register.it. 2024060404 10800 3600 604800 86400
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0