Question and response
Question
dig pvt.net. MX
Answer
pvt.net. 86400 MX 10 mail1.pvt.net.
pvt.net. 86400 MX 20 mail2.pvt.net.
Authority
pvt.net. 86400 NS dns.nextra.cz.
pvt.net. 86400 NS sns.nextra.cz.
Additional
mail1.pvt.net. 3600 A 193.179.158.50
mail2.pvt.net. 3600 A 193.85.201.247
dns.nextra.cz. 86400 A 193.85.1.117
sns.nextra.cz. 86400 A 193.85.2.117
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0