openitgroup.com.br CNAME records

CNAME Canonical name
Apex domains cannot have CNAME records.

Question and response

Question

dig openitgroup.com.br. NS

Answer

openitgroup.com.br. 5 NS ns2.openitgroup.com.br. openitgroup.com.br. 5 NS ns1.openitgroup.com.br.

Authority

The response has no authority records.

Additional

ns1.openitgroup.com.br. 5 A 45.227.156.18 ns2.openitgroup.com.br. 5 A 45.227.156.19 ns1.openitgroup.com.br. 5 AAAA 2804:4724:400:0:0:0:0:18 ns2.openitgroup.com.br. 5 AAAA 2804:4724:400:0:0:0:0:19 . 0 OPT ; payload 1232, xrcode 0, version 0, flags 0