appstore.com CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig appstore.com. NS

Answer

appstore.com. 5 NS a.ns.apple.com. appstore.com. 5 NS b.ns.apple.com. appstore.com. 5 NS c.ns.apple.com. appstore.com. 5 NS d.ns.apple.com.

Authority

The response has no authority records.

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0