Apex domains cannot have CNAME records.
Question and response
Question
dig hrsoft.com. NS
Answer
hrsoft.com. 5 NS ns-1488.awsdns-58.org.
hrsoft.com. 5 NS ns-429.awsdns-53.com.
hrsoft.com. 5 NS ns-539.awsdns-03.net.
hrsoft.com. 5 NS ns-1903.awsdns-45.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0