Apex domains cannot have CNAME records.
Question and response
Question
dig hdsstoneworks.com. NS
Answer
hdsstoneworks.com. 5 NS ns-927.awsdns-51.net.
hdsstoneworks.com. 5 NS ns-1119.awsdns-11.org.
hdsstoneworks.com. 5 NS ns-1361.awsdns-42.org.
hdsstoneworks.com. 5 NS ns-447.awsdns-55.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0