Apex domains cannot have CNAME records.
Question and response
Question
dig akzonobel.com. NS
Answer
akzonobel.com. 4 NS ns2.akzonobel.com.
akzonobel.com. 4 NS ns3.akzonobel.com.
akzonobel.com. 4 NS ns1.akzonobel.com.
Authority
The response has no authority records.
Additional
ns1.akzonobel.com. 4 A 57.67.127.194
ns2.akzonobel.com. 4 A 57.73.127.194
ns3.akzonobel.com. 4 A 204.59.152.207
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0