mx3.dnateam.com has no NS records.
NS records for this zone are defined at dnateam.com.
NS records for this zone are defined at dnateam.com.
Question and response
Question
dig mx3.dnateam.com. NS
Answer
The response has no answer records.
Authority
dnateam.com. 7200 SOA 36318.mercury.orderbox-dns.com. alex.xiep.com. 2022012101 7200 7200 172800 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0