Apex domains cannot have CNAME records.
Question and response
Question
dig nesteengineering.com. NS
Answer
nesteengineering.com. 3 NS ns-se.elisa.net.
nesteengineering.com. 3 NS ns-fi.elisa.net.
Authority
The response has no authority records.
Additional
ns-fi.elisa.net. 2 A 193.229.0.49
ns-se.elisa.net. 2 A 62.248.254.2
ns-fi.elisa.net. 2 AAAA 2001:671:1:0:0:0:0:20
ns-se.elisa.net. 2 AAAA 2001:671:1:0:0:0:0:40
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0