Question and response
Question
dig mx.mioweb-hosting.cz. NSEC3PARAM
Answer
The response has no answer records.
Authority
mioweb-hosting.cz. 900 SOA ns-873.awsdns-45.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0