Apex domains cannot have CNAME records.
Question and response
Question
dig navyyellowpages.com. NS
Answer
navyyellowpages.com. 5 NS ns2.navyyellowpages.com.
navyyellowpages.com. 5 NS ns1.navyyellowpages.com.
Authority
The response has no authority records.
Additional
ns1.navyyellowpages.com. 5 A 185.248.163.151
ns2.navyyellowpages.com. 5 A 185.248.163.154
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0