Apex domains cannot have CNAME records.
Question and response
Question
dig ahccpas.com. NS
Answer
ahccpas.com. 3 NS ns-1228.awsdns-25.org.
ahccpas.com. 3 NS ns-1666.awsdns-16.co.uk.
ahccpas.com. 3 NS ns-318.awsdns-39.com.
ahccpas.com. 3 NS ns-418.awsdns-52.com.
Authority
The response has no authority records.
Additional
ns-418.awsdns-52.com. 4 A 205.251.193.162
ns-418.awsdns-52.com. 4 AAAA 2600:9000:5301:a200:0:0:0:1
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0