Apex domains cannot have CNAME records.
Question and response
Question
dig hindustanorganisation.com. NS
Answer
hindustanorganisation.com. 4 NS ns-505.awsdns-63.com.
hindustanorganisation.com. 4 NS ns-1066.awsdns-05.org.
hindustanorganisation.com. 4 NS ns-1542.awsdns-00.co.uk.
hindustanorganisation.com. 4 NS ns-104.awsdns-13.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0