Apex domains cannot have CNAME records.
Question and response
Question
dig lynero.net. NS
Answer
lynero.net. 1 NS ns3.lynero.net.
lynero.net. 1 NS ns1.lynero.net.
lynero.net. 1 NS ns2.lynero.net.
Authority
The response has no authority records.
Additional
ns1.lynero.net. 1 A 195.182.36.35
ns2.lynero.net. 1 A 195.182.36.51
ns3.lynero.net. 1 A 185.208.212.121
ns1.lynero.net. 1 AAAA 2a00:1cf0:0:4:0:0:0:3
ns2.lynero.net. 1 AAAA 2a00:1cf0:0:5:0:0:0:3
ns3.lynero.net. 1 AAAA 2a00:1b19:2:1:0:0:0:121
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0