Apex domains cannot have CNAME records.
Question and response
Question
dig youssef-law.com. NS
Answer
youssef-law.com. 5 NS ns-1523.awsdns-62.org.
youssef-law.com. 5 NS ns-205.awsdns-25.com.
youssef-law.com. 5 NS ns-1016.awsdns-63.net.
youssef-law.com. 5 NS ns-1095.awsdns-08.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0