Question and response
Question
dig oi.com.br. MX
Answer
oi.com.br. 900 MX 10 mx7.oi.com.br.
Authority
The response has no authority records.
Additional
mx7.oi.com.br. 900 A 177.154.139.187
. 0 OPT ; payload 4000, xrcode 0, version 0, flags 0