Question and response
Question
dig smtp18.tmcz.cz. HTTPS
Answer
The response has no answer records.
Authority
tmcz.cz. 3600 SOA idunn.t-mobile.cz. dss-system.t-mobile.cz. 1771748784 43200 1850 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0