mailserver.comunicadoimportante.com.br has no AAAA records.
Question and response
Question
dig mailserver.comunicadoimportante.com.br. AAAA
Answer
The response has no answer records.
Authority
mailserver.comunicadoimportante.com.br. 60 SOA ns1.abovedomains.com. hostmaster.trellian.com. 2026022401 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0