Apex domains cannot have CNAME records.
Question and response
Question
dig lat. NS
Answer
lat. 5 NS d.nic.lat.
lat. 5 NS a.nic.lat.
lat. 5 NS b.nic.lat.
lat. 5 NS c.nic.lat.
Authority
The response has no authority records.
Additional
a.nic.lat. 94931 A 194.169.218.156
b.nic.lat. 94931 A 185.24.64.156
c.nic.lat. 94931 A 212.18.248.156
d.nic.lat. 94931 A 212.18.249.156
a.nic.lat. 94931 AAAA 2001:67c:13cc:0:0:0:1:156
b.nic.lat. 94931 AAAA 2a04:2b00:13cc:0:0:0:1:156
c.nic.lat. 94931 AAAA 2a04:2b00:13ee:0:0:0:0:156
d.nic.lat. 94931 AAAA 2a04:2b00:13ff:0:0:0:0:156
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0