Apex domains cannot have CNAME records.
Question and response
Question
dig luxscioffice.com. NS
Answer
luxscioffice.com. 5 NS dns3.easydns.ca.
luxscioffice.com. 5 NS dns1.easydns.com.
luxscioffice.com. 5 NS dns2.easydns.net.
Authority
The response has no authority records.
Additional
dns1.easydns.com. 5 A 64.68.196.10
dns2.easydns.net. 5 A 64.68.193.10
dns1.easydns.com. 5 AAAA 2620:49:3:0:0:0:0:10
dns2.easydns.net. 5 AAAA 2620:49:2:0:0:0:0:10
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0