Apex domains cannot have CNAME records.
Question and response
Question
dig akadns.net. NS
Answer
akadns.net. 5 NS a46-129.akadns.net.
akadns.net. 5 NS a7-130.akagtm.org.
akadns.net. 5 NS a28-129.akagtm.org.
akadns.net. 5 NS a1-128.akadns.net.
akadns.net. 5 NS a8-130.akadns.net.
akadns.net. 5 NS a42-130.akagtm.org.
akadns.net. 5 NS a18-128.akagtm.org.
akadns.net. 5 NS a3-129.akadns.net.
akadns.net. 5 NS a44-131.akadns.net.
Authority
The response has no authority records.
Additional
a1-128.akadns.net. 5 A 193.108.88.128
a3-129.akadns.net. 5 A 96.7.49.129
a8-130.akadns.net. 5 A 2.16.40.130
a44-131.akadns.net. 5 A 2.17.46.131
a46-129.akadns.net. 5 A 23.61.245.129
a1-128.akadns.net. 5 AAAA 2600:1403:11:0:0:0:0:80
a3-129.akadns.net. 5 AAAA 2600:1408:1c:0:0:0:0:81
a8-130.akadns.net. 5 AAAA 2600:1403:a:0:0:0:0:82
a44-131.akadns.net. 5 AAAA 2600:1480:c00:0:0:0:0:83
a46-129.akadns.net. 5 AAAA 2600:1480:400:0:0:0:0:81
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0