5.217.in-addr.arpa CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 5.217.in-addr.arpa. NS

Answer

5.217.in-addr.arpa. 5 NS pns.dtag.de. 5.217.in-addr.arpa. 5 NS secondary007.dtag.net.

Authority

The response has no authority records.

Additional

pns.dtag.de. 5 A 194.25.0.125 pns.dtag.de. 5 AAAA 2003:40:8000:0:0:0:0:100 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0