Zone apex
Start of authority
Email
Serial
2026012102
Refresh
4h
Retry
1h
Expire
21d
Negative cache TTL
12m
Question and response
Question
dig mxbackup.tvujweb.cz. SOA
Answer
The response has no answer records.
Authority
tvujweb.cz. 720 SOA ns2.tvujweb.cz. hostmaster.tvujweb.cz. 2026012102 14400 3600 1814400 720
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0