Apex domains cannot have CNAME records.
Question and response
Question
dig wnet.eu. NS
Answer
wnet.eu. 2 NS ns1.yoursrs.com.
wnet.eu. 2 NS ns2.yoursrs.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0