mx2.itandtel.at has no NS records.
NS records for this zone are defined at itandtel.at.
NS records for this zone are defined at itandtel.at.
Question and response
Question
dig mx2.itandtel.at. NS
Answer
The response has no answer records.
Authority
itandtel.at. 3600 SOA dns3.itandtel.at. support.itandtel.at. 2026021901 43200 7200 1209600 3600
Additional
. 0 OPT ; payload 1400, xrcode 0, version 0, flags 0