mail.vianova.it has no NS records.
NS records for this zone are defined at vianova.it.
NS records for this zone are defined at vianova.it.
Question and response
Question
dig mail.vianova.it. NS
Answer
The response has no answer records.
Authority
vianova.it. 86400 SOA dns.welcomeitalia.it. welcomeadmin.welcomeitalia.it. 2026031001 86400 1800 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0