udns2.cscdns.uk has no NS records.
NS records for this zone are defined at cscdns.uk.
NS records for this zone are defined at cscdns.uk.
Question and response
Question
dig udns2.cscdns.uk. NS
Answer
The response has no answer records.
Authority
cscdns.uk. 14400 SOA dns1.cscdns.net. hostmaster.cscdns.net. 2019090312 28800 7200 604800 14400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0