Apex domains cannot have CNAME records.
Question and response
Question
dig fastservers.ge. NS
Answer
fastservers.ge. 2 NS oxygen.ns.hetzner.com.
fastservers.ge. 2 NS hydrogen.ns.hetzner.com.
fastservers.ge. 2 NS helium.ns.hetzner.de.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0