Apex domains cannot have CNAME records.
Question and response
Question
dig cniteam.com. NS
Answer
cniteam.com. 5 NS primary.dns.bright.net.
cniteam.com. 5 NS secondary.dns.bright.net.
Authority
The response has no authority records.
Additional
primary.dns.bright.net. 5 A 209.143.0.10
secondary.dns.bright.net. 5 A 66.209.140.124
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0