proxy01.ontec.at has no NS records.
NS records for this zone are defined at ontec.at.
NS records for this zone are defined at ontec.at.
Question and response
Question
dig proxy01.ontec.at. NS
Answer
The response has no answer records.
Authority
ontec.at. 3600 SOA dns1.ontec.at. admin.ontec.at. 2026011602 86400 7200 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0