Question and response
Question
dig servers.ru. MX
Answer
servers.ru. 30 MX 5 mail.servers.ru.
Authority
servers.ru. 30 NS ns2.he.net.
servers.ru. 30 NS ns2.srvdns.ru.
servers.ru. 30 NS ns1.srvdns.ru.
servers.ru. 30 NS ns1.he.net.
Additional
mail.servers.ru. 30 A 185.206.100.124
ns1.srvdns.ru. 30 A 185.206.100.100
ns2.srvdns.ru. 30 A 88.212.217.180
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0