Apex domains cannot have CNAME records.
Question and response
Question
dig mukana.info. NS
Answer
mukana.info. 5 NS ns.cgi.com.
mukana.info. 5 NS ns1.bluecatdns.net.
mukana.info. 5 NS ns1.bluecatdns.com.
mukana.info. 5 NS ns.cgi.ca.
mukana.info. 5 NS ns1.bluecatdns.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0