Apex domains cannot have CNAME records.
Question and response
Question
dig rayaspas.com. NS
Answer
rayaspas.com. 4 NS ns2.rayaspas.com.
rayaspas.com. 4 NS ns1.rayaspas.com.
Authority
The response has no authority records.
Additional
ns1.rayaspas.com. 4 A 216.106.178.107
ns2.rayaspas.com. 4 A 148.135.79.242
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0