Apex domains cannot have CNAME records.
Question and response
Question
dig devcorenault.com. NS
Answer
devcorenault.com. 4 NS ns1.devcorenault.com.
devcorenault.com. 4 NS ns2.devcorenault.com.
Authority
The response has no authority records.
Additional
ns1.devcorenault.com. 4 A 170.130.202.146
ns2.devcorenault.com. 4 A 23.231.64.34
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0