Question and response
Question
dig IGAMMA.RU. MX
Answer
IGAMMA.RU. 720 MX 10 emx.mail.RU.
Authority
IGAMMA.RU. 900 NS dns1.yandex.net.
IGAMMA.RU. 900 NS dns2.yandex.net.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0