Apex domains cannot have CNAME records.
Question and response
Question
dig lcom.net. NS
Answer
lcom.net. 4 NS ns1.lcom.net.
lcom.net. 4 NS ns2.lcom.net.
lcom.net. 4 NS ns3.lcom.net.
Authority
The response has no authority records.
Additional
ns1.lcom.net. 3 A 65.160.50.97
ns2.lcom.net. 3 A 65.160.50.98
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0