mx.urksiegowe.com has no NS records.
NS records for this zone are defined at urksiegowe.com.
NS records for this zone are defined at urksiegowe.com.
Question and response
Question
dig mx.urksiegowe.com. NS
Answer
The response has no answer records.
Authority
urksiegowe.com. 3600 SOA dns.urksiegowe.com. hostmaster.urksiegowe.com. 1592599529 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0