Apex domains cannot have CNAME records.
Question and response
Question
dig lemis.com. NS
Answer
lemis.com. 5 NS ns.ozlabs.org.
lemis.com. 5 NS ns0.krpservers.com.
lemis.com. 5 NS ns1.lemis.com.
lemis.com. 5 NS ns6.gandi.net.
Authority
The response has no authority records.
Additional
ns.ozlabs.org. 5 A 150.107.74.76
ns0.krpservers.com. 5 A 62.13.128.200
ns1.lemis.com. 5 A 45.32.70.18
ns.ozlabs.org. 5 AAAA 2404:9400:2221:ea00:0:0:0:1
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0