mail.sporthotel.at has no NS records.
NS records for this zone are defined at sporthotel.at.
NS records for this zone are defined at sporthotel.at.
Question and response
Question
dig mail.sporthotel.at. NS
Answer
The response has no answer records.
Authority
sporthotel.at. 3600 SOA ns1.edis.global. root.edis.at. 2018051085 10800 900 604800 86400
Additional
. 0 OPT ; payload 1400, xrcode 0, version 0, flags 0