128-143.218.36.138.in-addr.arpa CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 128-143.218.36.138.in-addr.arpa. NS

Answer

128-143.218.36.138.in-addr.arpa. 5 NS ns-1651.awsdns-14.co.uk. 128-143.218.36.138.in-addr.arpa. 5 NS ns-1076.awsdns-06.org. 128-143.218.36.138.in-addr.arpa. 5 NS ns-35.awsdns-04.com. 128-143.218.36.138.in-addr.arpa. 5 NS ns-587.awsdns-09.net.

Authority

The response has no authority records.

Additional

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