Apex domains cannot have CNAME records.
Question and response
Question
dig qa. NS
Answer
qa. 1 NS f.registry.qa.
qa. 1 NS g.registry.qa.
qa. 1 NS c.registry.qa.
qa. 1 NS i.registry.qa.
qa. 1 NS h.registry.qa.
qa. 1 NS b.registry.qa.
qa. 1 NS d.registry.qa.
qa. 1 NS a.registry.qa.
qa. 1 NS e.registry.qa.
Authority
The response has no authority records.
Additional
a.registry.qa. 64964 A 178.23.16.104
b.registry.qa. 64964 A 178.23.17.104
c.registry.qa. 64964 A 212.77.192.10
d.registry.qa. 64964 A 212.77.192.13
e.registry.qa. 64964 A 178.23.20.60
f.registry.qa. 64964 A 37.209.192.6
g.registry.qa. 64964 A 37.209.194.6
h.registry.qa. 64964 A 178.23.22.60
i.registry.qa. 64964 A 204.61.216.62
f.registry.qa. 64964 AAAA 2001:dcd:1:0:0:0:0:6
g.registry.qa. 64964 AAAA 2001:dcd:2:0:0:0:0:6
h.registry.qa. 64964 AAAA 2a0c:a640:1:22:0:0:0:60
i.registry.qa. 64964 AAAA 2001:500:14:6062:ad:0:0:1
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0