Question and response
Question
dig OPTORG.RU. MX
Answer
OPTORG.RU. 3600 MX 5 mx.OPTORG.RU.
Authority
The response has no authority records.
Additional
mx.OPTORG.RU. 3600 A 194.85.62.119
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0