Apex domains cannot have CNAME records.
Question and response
Question
dig jb-mode.com. NS
Answer
jb-mode.com. 5 NS ns1.jb-mode.com.
jb-mode.com. 5 NS ns2.jb-mode.com.
Authority
The response has no authority records.
Additional
ns1.jb-mode.com. 5 A 198.23.151.108
ns2.jb-mode.com. 5 A 209.212.157.220
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0