Apex domains cannot have CNAME records.
Question and response
Question
dig 35cbfh2d.com. NS
Answer
35cbfh2d.com. 2 NS ns-1495.awsdns-58.org.
35cbfh2d.com. 2 NS ns-359.awsdns-44.com.
35cbfh2d.com. 2 NS ns-1298.awsdns-34.org.
35cbfh2d.com. 2 NS ns-1622.awsdns-10.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0