166.24.198.in-addr.arpa CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 166.24.198.in-addr.arpa. NS

Answer

166.24.198.in-addr.arpa. 5 NS ns3.phoenixnap.com. 166.24.198.in-addr.arpa. 5 NS ns1.phoenixnap.com. 166.24.198.in-addr.arpa. 5 NS ns2.phoenixnap.com.

Authority

The response has no authority records.

Additional

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