Apex domains cannot have CNAME records.
Question and response
Question
dig suryo.com. NS
Answer
suryo.com. 5 NS ns-1017.awsdns-63.net.
suryo.com. 5 NS ns-348.awsdns-43.com.
suryo.com. 5 NS ns-1994.awsdns-57.co.uk.
suryo.com. 5 NS ns-1182.awsdns-19.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0