Apex domains cannot have CNAME records.
Question and response
Question
dig accessline.com. NS
Answer
accessline.com. 5 NS ns4.intermedia.net.
accessline.com. 5 NS ns5.intermedia.net.
accessline.com. 5 NS ns2.intermedia.net.
accessline.com. 5 NS ns3.intermedia.net.
Authority
The response has no authority records.
Additional
ns2.intermedia.net. 5 A 64.78.34.42
ns3.intermedia.net. 5 A 162.244.196.234
ns4.intermedia.net. 5 A 64.78.7.10
ns5.intermedia.net. 5 A 64.78.49.170
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0