Apex domains cannot have CNAME records.
Question and response
Question
dig indiancdstore.com. NS
Answer
indiancdstore.com. 5 NS ns-82.awsdns-10.com.
indiancdstore.com. 5 NS ns-1902.awsdns-45.co.uk.
indiancdstore.com. 5 NS ns-1822.awsdns-35.co.uk.
indiancdstore.com. 5 NS ns-1794.awsdns-32.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0