Question and response
Question
dig xmailer.com.br. MX
Answer
xmailer.com.br. 300 MX 10 xmailer.com.br.
Authority
xmailer.com.br. 172800 NS ns-1294.awsdns-33.org.
xmailer.com.br. 172800 NS ns-1578.awsdns-05.co.uk.
xmailer.com.br. 172800 NS ns-289.awsdns-36.com.
xmailer.com.br. 172800 NS ns-550.awsdns-04.net.
Additional
xmailer.com.br. 300 A 18.228.229.224
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0