Apex domains cannot have CNAME records.
Question and response
Question
dig innovestsystems.com. NS
Answer
innovestsystems.com. 5 NS sauthns1.qwest.net.
innovestsystems.com. 5 NS sauthns2.qwest.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0