maxnameserver.net CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig maxnameserver.net. NS

Answer

maxnameserver.net. 4 NS dns.dns4.de. maxnameserver.net. 4 NS dns.dns3.de. maxnameserver.net. 4 NS dns.dns1.de. maxnameserver.net. 4 NS dns.dns2.de.

Authority

The response has no authority records.

Additional

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