Zone apex
Start of authority
Email
Serial
2026021701
Refresh
9h
Retry
2h
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig mx.stable.cz. SOA
Answer
The response has no answer records.
Authority
stable.cz. 3600 SOA ns.stable.cz. hostmaster.stable.cz. 2026021701 32400 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0