Apex domains cannot have CNAME records.
Question and response
Question
dig holidaydeals24.com. NS
Answer
holidaydeals24.com. 5 NS ns-1221.awsdns-24.org.
holidaydeals24.com. 5 NS ns-680.awsdns-21.net.
holidaydeals24.com. 5 NS ns-1964.awsdns-53.co.uk.
holidaydeals24.com. 5 NS ns-1604.awsdns-08.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0