Apex domains cannot have CNAME records.
Question and response
Question
dig annikaostwald.com. NS
Answer
annikaostwald.com. 4 NS ns-135.awsdns-16.com.
annikaostwald.com. 4 NS ns-905.awsdns-49.net.
annikaostwald.com. 4 NS ns-503.awsdns-62.com.
annikaostwald.com. 4 NS ns-1344.awsdns-40.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0