Apex domains cannot have CNAME records.
Question and response
Question
dig ceinetworks.com. NS
Answer
ceinetworks.com. 5 NS ns6-auth.windstream.net.
ceinetworks.com. 5 NS ns8-auth.windstream.net.
ceinetworks.com. 5 NS ns5-auth.windstream.net.
ceinetworks.com. 5 NS ns7-auth.windstream.net.
Authority
The response has no authority records.
Additional
ns5-auth.windstream.net. 5 A 172.64.52.11
ns6-auth.windstream.net. 5 A 172.64.53.106
ns7-auth.windstream.net. 5 A 172.64.52.105
ns8-auth.windstream.net. 5 A 172.64.53.107
ns5-auth.windstream.net. 5 AAAA 2606:4700:52:0:0:0:ac40:340b
ns6-auth.windstream.net. 5 AAAA 2606:4700:5a:0:0:0:ac40:356a
ns7-auth.windstream.net. 5 AAAA 2606:4700:52:0:0:0:ac40:3469
ns8-auth.windstream.net. 5 AAAA 2606:4700:5a:0:0:0:ac40:356b
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0