138.201.210.ptr.twnic.net.tw CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig 138.201.210.ptr.twnic.net.tw. NS

Answer

138.201.210.ptr.twnic.net.tw. 5 NS ptr1.twnic.net.tw. 138.201.210.ptr.twnic.net.tw. 5 NS ptr2.twnic.net.tw.

Authority

The response has no authority records.

Additional

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