Question and response
Question
dig mx2.unipol.ru. A
Answer
mx2.unipol.ru. 21600 A 89.108.72.192
Authority
unipol.ru. 900 NS dns2.yandex.net.
unipol.ru. 900 NS dns1.yandex.net.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0