Apex domains cannot have CNAME records.
Question and response
Question
dig misnegritas.com. NS
Answer
misnegritas.com. 5 NS ns-913.awsdns-50.net.
misnegritas.com. 5 NS ns-1258.awsdns-29.org.
misnegritas.com. 5 NS ns-1612.awsdns-09.co.uk.
misnegritas.com. 5 NS ns-1631.awsdns-11.co.uk.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0