Apex domains cannot have CNAME records.
Question and response
Question
dig infocom.ua. NS
Answer
infocom.ua. 5 NS alphasite.ukrpack.net.
infocom.ua. 5 NS relay1.ukrpack.net.
Authority
The response has no authority records.
Additional
relay1.ukrpack.net. 5 A 195.230.150.86
alphasite.ukrpack.net. 5 A 195.230.150.70
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0