1-255.238.91.212.in-addr.arpa CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 1-255.238.91.212.in-addr.arpa. NS

Answer

1-255.238.91.212.in-addr.arpa. 5 NS ns7.dns-net.de. 1-255.238.91.212.in-addr.arpa. 5 NS ns0.dns-net.de.

Authority

The response has no authority records.

Additional

ns0.dns-net.de. 5 A 212.91.230.34 ns7.dns-net.de. 5 A 212.91.231.34 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0