whoville.org CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig whoville.org. NS

Answer

whoville.org. 2 NS ns2.whoville.org. whoville.org. 2 NS ns1.whoville.org.

Authority

The response has no authority records.

Additional

ns1.whoville.org. 2 A 51.161.13.213 ns2.whoville.org. 2 A 51.79.11.245 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0