Apex domains cannot have CNAME records.
Question and response
Question
dig safenames.org. NS
Answer
safenames.org. 5 NS ns1.safenames.com.
safenames.org. 5 NS ns2.safenames.net.
Authority
The response has no authority records.
Additional
ns2.safenames.net. 5 A 156.154.65.34
ns2.safenames.net. 5 AAAA 2610:a1:1014:0:0:0:0:34
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0