Apex domains cannot have CNAME records.
Question and response
Question
dig style. NS
Answer
style. 1 NS v0n0.nic.style.
style. 1 NS v0n2.nic.style.
style. 1 NS v0n1.nic.style.
style. 1 NS v0n3.nic.style.
style. 1 NS v2n0.nic.style.
style. 1 NS v2n1.nic.style.
Authority
The response has no authority records.
Additional
v0n0.nic.style. 172651 A 65.22.32.46
v0n1.nic.style. 172651 A 65.22.33.46
v0n2.nic.style. 172651 A 65.22.34.46
v0n3.nic.style. 172651 A 161.232.16.46
v2n0.nic.style. 172651 A 65.22.35.46
v2n1.nic.style. 172651 A 161.232.17.46
v0n0.nic.style. 172651 AAAA 2a01:8840:22:0:0:0:0:46
v0n1.nic.style. 172651 AAAA 2a01:8840:23:0:0:0:0:46
v0n2.nic.style. 172651 AAAA 2a01:8840:24:0:0:0:0:46
v0n3.nic.style. 172651 AAAA 2a01:8840:fa:0:0:0:0:46
v2n0.nic.style. 172651 AAAA 2a01:8840:25:0:0:0:0:46
v2n1.nic.style. 172651 AAAA 2a01:8840:fb:0:0:0:0:46
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0