adhost.com CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig adhost.com. NS

Answer

adhost.com. 4 NS ns3.tierpoint.com. adhost.com. 4 NS ns1.tierpoint.com. adhost.com. 4 NS ns2.tierpoint.com. adhost.com. 4 NS ns4.tierpoint.com.

Authority

The response has no authority records.

Additional

ns1.tierpoint.com. 4 A 216.27.81.251 ns2.tierpoint.com. 4 A 67.216.72.55 ns3.tierpoint.com. 4 A 40.143.16.136 ns4.tierpoint.com. 4 A 173.237.157.193 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0