smartermail.systemec.nl has no NS records.
NS records for this zone are defined at systemec.nl.
NS records for this zone are defined at systemec.nl.
Question and response
Question
dig smartermail.systemec.nl. NS
Answer
The response has no answer records.
Authority
systemec.nl. 3600 SOA ns.systemec.nl. postmaster.systemec.nl. 2026030604 28800 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0