mx.pec.aruba.it has no NS records.
NS records for this zone are defined at pec.aruba.it.
NS records for this zone are defined at pec.aruba.it.
Question and response
Question
dig mx.pec.aruba.it. NS
Answer
The response has no answer records.
Authority
pec.aruba.it. 600 SOA arudns1.aruba.it. hostmaster.technorail.com. 2026022601 86400 7200 345600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0