mail1.penteres.it has no NS records.
NS records for this zone are defined at penteres.it.
NS records for this zone are defined at penteres.it.
Question and response
Question
dig mail1.penteres.it. NS
Answer
The response has no answer records.
Authority
penteres.it. 3600 SOA ns.penteres.it. postmaster.ns.penteres.it. 2026030401 3600 1800 2419200 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0