ns1.liveinternet.com.br has no MX records.
Question and response
Question
dig ns1.liveinternet.com.br. MX
Answer
The response has no answer records.
Authority
liveinternet.com.br. 3600 SOA ns1.liveinternet.com.br. hostmaster.liveinternet.com.br. 2024100402 7200 540 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0