smtp1.messcube.it has no NS records.
NS records for this zone are defined at messcube.it.
NS records for this zone are defined at messcube.it.
Question and response
Question
dig smtp1.messcube.it. NS
Answer
The response has no answer records.
Authority
messcube.it. 10800 SOA dns10.interbusiness.it. staffdns.telecomitalia.it. 2019060687 86400 7200 2419200 10800
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0