mxt.net.br CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig mxt.net.br. NS

Answer

mxt.net.br. 5 NS ns1.mxt.net.br. mxt.net.br. 5 NS ns2.mxt.net.br.

Authority

The response has no authority records.

Additional

ns1.mxt.net.br. 5 A 179.108.128.22 ns2.mxt.net.br. 5 A 179.108.128.21 ns1.mxt.net.br. 5 AAAA 2804:ec4:9001:0:0:0:0:301 ns2.mxt.net.br. 5 AAAA 2804:ec4:9001:0:0:0:0:305 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0