Apex domains cannot have CNAME records.
Question and response
Question
dig easyhost.be. NS
Answer
easyhost.be. 5 NS ns1.easyhost.be.
easyhost.be. 5 NS ns2.easyhost.be.
Authority
The response has no authority records.
Additional
ns1.easyhost.be. 5 A 83.217.73.172
ns2.easyhost.be. 5 A 86.39.202.67
ns1.easyhost.be. 5 AAAA 2a00:1c98:0:0:0:0:53:1
ns2.easyhost.be. 5 AAAA 2001:1598:0:101:0:0:0:3
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0