Question and response
Question
dig mx4.prexmail.ru. MX
Answer
mx4.prexmail.ru. 86399 MX 5 mx4.prexmail.ru.
mx4.prexmail.ru. 86399 MX 10 mx2.prexmail.ru.
Authority
The response has no authority records.
Additional
mx2.prexmail.ru. 86399 A 80.93.176.76
mx4.prexmail.ru. 86399 A 31.186.102.35
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0