Zone apex
Start of authority
Email
Serial
1678089621
Refresh
2h
Retry
30m
Expire
7d
Negative cache TTL
1d
Question and response
Question
dig avcr.cz. SOA
Answer
avcr.cz. 600 SOA academy.cas.cz. domeny.ssc.cas.cz. 1678089621 7200 1800 604800 86400
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0