Apex domains cannot have CNAME records.
Question and response
Question
dig mtinds.com. NS
Answer
mtinds.com. 5 NS ns-1919.awsdns-47.co.uk.
mtinds.com. 5 NS ns-364.awsdns-45.com.
mtinds.com. 5 NS ns-587.awsdns-09.net.
mtinds.com. 5 NS ns-667.awsdns-19.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0