robin.fnz.net has no NS records.
NS records for this zone are defined at fnz.net.
NS records for this zone are defined at fnz.net.
Question and response
Question
dig robin.fnz.net. NS
Answer
The response has no answer records.
Authority
fnz.net. 300 SOA robin.fnz.net. hostmaster.fnz.net. 2026030201 10800 3600 604800 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0