Apex domains cannot have CNAME records.
Question and response
Question
dig reymelenganchesyremolques.com. NS
Answer
reymelenganchesyremolques.com. 5 NS ns1.reymelenganchesyremolques.com.
reymelenganchesyremolques.com. 5 NS ns2.reymelenganchesyremolques.com.
Authority
The response has no authority records.
Additional
ns1.reymelenganchesyremolques.com. 5 A 173.44.187.171
ns2.reymelenganchesyremolques.com. 5 A 66.70.130.231
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0