Apex domains cannot have CNAME records.
Question and response
Question
dig ardsh.hn. NS
Answer
ardsh.hn. 5 NS ns1.ardsh.hn.
Authority
The response has no authority records.
Additional
ns1.ardsh.hn. 5 A 216.55.143.36
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0