mail.apm.nl has no NS records.
NS records for this zone are defined at apm.nl.
NS records for this zone are defined at apm.nl.
Question and response
Question
dig mail.apm.nl. NS
Answer
The response has no answer records.
Authority
apm.nl. 600 SOA ns1.argewebhosting.eu. hostmaster.argeweb.nl. 2021110900 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0