Apex domains cannot have CNAME records.
Question and response
Question
dig mallne.cloud. NS
Answer
mallne.cloud. 4 NS ns3.stratoserver.net.
mallne.cloud. 4 NS ns4.stratoserver.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0