Apex domains cannot have CNAME records.
Question and response
Question
dig engelsizvemutlu.org. NS
Answer
engelsizvemutlu.org. 4 NS ns4kpx.name.com.
engelsizvemutlu.org. 4 NS ns1stv.name.com.
engelsizvemutlu.org. 4 NS ns2kqz.name.com.
engelsizvemutlu.org. 4 NS ns3jnr.name.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0