Apex domains cannot have CNAME records.
Question and response
Question
dig skylithotels.com. NS
Answer
skylithotels.com. 5 NS ns-1427.awsdns-50.org.
skylithotels.com. 5 NS ns-303.awsdns-37.com.
skylithotels.com. 5 NS ns-903.awsdns-48.net.
skylithotels.com. 5 NS ns-1264.awsdns-30.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0