Apex domains cannot have CNAME records.
Question and response
Question
dig hdtextil.com. NS
Answer
hdtextil.com. 5 NS ns-522.awsdns-01.net.
hdtextil.com. 5 NS ns-301.awsdns-37.com.
hdtextil.com. 5 NS ns-1094.awsdns-08.org.
hdtextil.com. 5 NS ns-636.awsdns-15.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0