Apex domains cannot have CNAME records.
Question and response
Question
dig uvu.edu. NS
Answer
uvu.edu. 1 NS info2.uvu.edu.
uvu.edu. 1 NS infodr.uvu.edu.
uvu.edu. 1 NS info1.uvu.edu.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0