mx.lobo.net has no NS records.
NS records for this zone are defined at lobo.net.
NS records for this zone are defined at lobo.net.
Question and response
Question
dig mx.lobo.net. NS
Answer
The response has no answer records.
Authority
lobo.net. 1800 SOA sleepy.lobo.net. hostmaster.lobo.net. 2026022201 3600 3600 604800 1800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0