Zone apex
Start of authority
Email
Serial
3568
Refresh
4h
Retry
1h
Expire
7d
Negative cache TTL
1d
Question and response
Question
dig isar.cas.cz. SOA
Answer
The response has no answer records.
Authority
cas.cz. 86400 SOA visla.utia.cas.cz. root.utia.cas.cz. 3568 14400 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0