ns-primary.tenet.ac.za.
Question and response
Question
dig 53.48-63.79.21.196.in-addr.arpa. PTR
Answer
53.48-63.79.21.196.in-addr.arpa. 5 PTR ns-primary.tenet.ac.za.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0