sup4284511.lnk.telstra.net has no NS records.
NS records for this zone are defined at lnk.telstra.net.
NS records for this zone are defined at lnk.telstra.net.
Question and response
Question
dig sup4284511.lnk.telstra.net. NS
Answer
The response has no answer records.
Authority
lnk.telstra.net. 6400 SOA dns0.telstra.net. hostmaster.telstra.net. 2021365058 10800 3600 604800 6400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0