indnss02.ukcore.bt.net has no NS records.
NS records for this zone are defined at ukcore.bt.net.
NS records for this zone are defined at ukcore.bt.net.
Question and response
Question
dig indnss02.ukcore.bt.net. NS
Answer
The response has no answer records.
Authority
ukcore.bt.net. 600 SOA ns0.bt.net. hostmaster.bt.net. 2016090141 28800 7200 604800 600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0