Question and response
Question
dig ukcore.bt.net. NSEC3
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