Apex domains cannot have CNAME records.
Question and response
Question
dig schlitt.net. NS
Answer
schlitt.net. 4 NS ns1.twisted4life.com.
schlitt.net. 4 NS dns.schlitt.net.
Authority
The response has no authority records.
Additional
dns.schlitt.net. 4 A 73.236.196.158
ns1.twisted4life.com. 4 A 103.13.122.142
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0