Question and response
Question
dig rostelecom.ru. MX
Answer
rostelecom.ru. 3600 MX 5 mail18.rt.ru.
rostelecom.ru. 3600 MX 5 mail41.rt.ru.
rostelecom.ru. 3600 MX 8 mail47.rt.ru.
rostelecom.ru. 3600 MX 8 mail19.rt.ru.
Authority
rostelecom.ru. 3600 NS ns1.rostelecom.ru.
rostelecom.ru. 3600 NS ns.rt-comm.ru.
rostelecom.ru. 3600 NS ns2.rostelecom.ru.
Additional
mail41.rt.ru. 600 A 87.226.249.41
mail47.rt.ru. 600 A 87.226.249.47
mail18.rt.ru. 600 A 188.128.44.18
mail19.rt.ru. 600 A 188.128.44.19
ns1.rostelecom.ru. 3600 A 87.226.162.62
ns2.rostelecom.ru. 3600 A 87.226.159.65
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0