mx200.echelon.nl has no NS records.
NS records for this zone are defined at echelon.nl.
NS records for this zone are defined at echelon.nl.
Question and response
Question
dig mx200.echelon.nl. NS
Answer
The response has no answer records.
Authority
echelon.nl. 3600 SOA ns.echelon.nl. hostmaster.echelon.nl. 2025111301 14400 3600 604800 3600
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0