Apex domains cannot have CNAME records.
Question and response
Question
dig resilientshield.store. NS
Answer
resilientshield.store. 5 NS ns-1328.awsdns-38.org.
resilientshield.store. 5 NS ns-708.awsdns-24.net.
resilientshield.store. 5 NS ns-259.awsdns-32.com.
resilientshield.store. 5 NS ns-1199.awsdns-21.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0