Apex domains cannot have CNAME records.
Question and response
Question
dig asliani.com. NS
Answer
asliani.com. 5 NS ns-622.awsdns-13.net.
asliani.com. 5 NS ns-1637.awsdns-12.co.uk.
asliani.com. 5 NS ns-1517.awsdns-61.org.
asliani.com. 5 NS ns-988.awsdns-59.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0