Apex domains cannot have CNAME records.
Question and response
Question
dig c45stagehostopia.com. NS
Answer
c45stagehostopia.com. 2 NS ns1c45.carrierzone.com.
c45stagehostopia.com. 2 NS ns3c45.carrierzone.com.
c45stagehostopia.com. 2 NS ns2c45.carrierzone.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0