Apex domains cannot have CNAME records.
Question and response
Question
dig seniorspack.com. NS
Answer
seniorspack.com. 5 NS ns2.seniorspack.com.
seniorspack.com. 5 NS ns1.seniorspack.com.
Authority
The response has no authority records.
Additional
ns1.seniorspack.com. 5 A 64.95.97.57
ns2.seniorspack.com. 5 A 64.95.97.61
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0