root-e.pknic.pk has no CNAME records.
Question and response
Question
dig root-e.pknic.pk. NS
Answer
The response has no answer records.
Authority
pk. 10800 SOA pknic.pk. staff.pknic.net.pk. 2026022488 10700 900 1209600 14400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0