Apex domains cannot have CNAME records.
Question and response
Question
dig diesel-speed-shop.com. NS
Answer
diesel-speed-shop.com. 4 NS ns1.diesel-speed-shop.com.
diesel-speed-shop.com. 4 NS ns2.diesel-speed-shop.com.
Authority
The response has no authority records.
Additional
ns1.diesel-speed-shop.com. 4 A 170.130.206.142
ns2.diesel-speed-shop.com. 4 A 69.197.183.74
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0