mx.glb.proximus.be has no NS records.
NS records for this zone are defined at glb.proximus.be.
NS records for this zone are defined at glb.proximus.be.
Question and response
Question
dig mx.glb.proximus.be. NS
Answer
The response has no answer records.
Authority
glb.proximus.be. 300 SOA dfonegamgtm2.glb.proximus.be. hostmaster.dfonegamgtm2.glb.proximus.be. 2025071503 10800 3600 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0