Question and response
Question
dig uc.dc1.ru.itoolabs.net. MX
Answer
uc.dc1.ru.itoolabs.net. 3600 MX 10 uc.dc1.ru.itoolabs.net.
Authority
dc1.ru.itoolabs.net. 3600 NS dns1.dc1.ru.itoolabs.net.
dc1.ru.itoolabs.net. 3600 NS dns2.dc1.ru.itoolabs.net.
dc1.ru.itoolabs.net. 3600 NS dns3.dc1.ru.itoolabs.net.
Additional
uc.dc1.ru.itoolabs.net. 3600 A 109.69.176.249
dns1.dc1.ru.itoolabs.net. 3600 A 109.69.176.1
dns2.dc1.ru.itoolabs.net. 3600 A 109.69.177.1
dns3.dc1.ru.itoolabs.net. 3600 A 213.248.35.141
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0