Question and response
Question
dig mx3.prexmail.ru. MX
Answer
mx3.prexmail.ru. 86389 MX 10 mx1.prexmail.ru.
mx3.prexmail.ru. 86389 MX 5 mx3.prexmail.ru.
Authority
The response has no authority records.
Additional
mx3.prexmail.ru. 86389 A 31.186.102.34
mx1.prexmail.ru. 86389 A 80.93.176.74
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0