Question and response
Question
dig MASTERTEL.RU. MX
Answer
MASTERTEL.RU. 3600 MX 10 mail.MASTERTEL.RU.
Authority
The response has no authority records.
Additional
mail.MASTERTEL.RU. 3600 A 109.73.45.104
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0