Apex domains cannot have CNAME records.
Question and response
Question
dig 22-221-74.sogetel.net. NS
Answer
22-221-74.sogetel.net. 5 NS galilee1.sogetel.net.
22-221-74.sogetel.net. 5 NS galilee2.sogetel.net.
Authority
The response has no authority records.
Additional
galilee1.sogetel.net. 2 A 205.236.148.130
galilee2.sogetel.net. 2 A 205.236.148.131
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0