Apex domains cannot have CNAME records.
Question and response
Question
dig net.ge. NS
Answer
net.ge. 5 NS ns1.nic.ge.
net.ge. 5 NS ns4.nic.ge.
net.ge. 5 NS ns3.nic.ge.
net.ge. 5 NS ns2.nic.ge.
Authority
The response has no authority records.
Additional
ns1.nic.ge. 152129 A 185.19.99.30
ns2.nic.ge. 86458 A 185.19.98.98
ns3.nic.ge. 152129 A 3.66.58.155
ns4.nic.ge. 152129 A 35.153.81.228
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0