ns2.nederhost.nl has no MX records.
Question and response
Question
dig ns2.nederhost.nl. MX
Answer
The response has no answer records.
Authority
nederhost.nl. 60 SOA ns1.nederhost.nl. hostmaster.nederhost.nl. 2026021901 86400 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0