mx.duschvorhaenge.com has no NS records.
NS records for this zone are defined at duschvorhaenge.com.
NS records for this zone are defined at duschvorhaenge.com.
Question and response
Question
dig mx.duschvorhaenge.com. NS
Answer
The response has no answer records.
Authority
duschvorhaenge.com. 3600 SOA dns.duschvorhaenge.com. hostmaster.duschvorhaenge.com. 1740107289 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0