opt.pf CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig opt.pf. NS

Answer

opt.pf. 4 NS ns1.vini.pf. opt.pf. 4 NS ns2.vini.pf.

Authority

The response has no authority records.

Additional

ns1.vini.pf. 4 A 202.90.66.43 ns2.vini.pf. 4 A 202.90.66.51 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0