mx.marymavec.org has no NS records.
NS records for this zone are defined at marymavec.org.
NS records for this zone are defined at marymavec.org.
Question and response
Question
dig mx.marymavec.org. NS
Answer
The response has no answer records.
Authority
marymavec.org. 3600 SOA dns.marymavec.org. hostmaster.marymavec.org. 1689025213 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0