136.208.119.121.in-addr.arpa CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 136.208.119.121.in-addr.arpa. NS

Answer

136.208.119.121.in-addr.arpa. 4 NS ns6-tk01.ocn.ad.jp. 136.208.119.121.in-addr.arpa. 4 NS ns6-tk02.ocn.ad.jp.

Authority

The response has no authority records.

Additional

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