mxscan2.mhhosting.dk has no NS records.
NS records for this zone are defined at mhhosting.dk.
NS records for this zone are defined at mhhosting.dk.
Question and response
Question
dig mxscan2.mhhosting.dk. NS
Answer
The response has no answer records.
Authority
mhhosting.dk. 300 SOA DNS01.mhhosting.dk. hostmaster.mhhosting.dk. 1291031409 10800 3600 604800 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0