ns2.linenet.com.br has no MX records.
Question and response
Question
dig ns2.linenet.com.br. MX
Answer
The response has no answer records.
Authority
linenet.com.br. 3600 SOA ns1.linenet.com.br. suporte.technobox.com.br. 2026012680 4800 3600 1209600 6000
Additional
The response has no additional records.