comtecint-dk._mta.mta-sts.tech has no NS records.
NS records for this zone are defined at mta-sts.tech.
NS records for this zone are defined at mta-sts.tech.
Question and response
Question
dig comtecint-dk._mta.mta-sts.tech. NS
Answer
The response has no answer records.
Authority
mta-sts.tech. 900 SOA ns-1703.awsdns-20.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0