Apex domains cannot have CNAME records.
Question and response
Question
dig oliverkriner.com. NS
Answer
oliverkriner.com. 5 NS ns1.oliverkriner.com.
oliverkriner.com. 5 NS ns2.oliverkriner.com.
Authority
The response has no authority records.
Additional
ns1.oliverkriner.com. 5 A 103.249.31.4
ns2.oliverkriner.com. 5 A 162.244.82.13
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0