Zone apex
Start of authority
Email
Serial
260318009
Refresh
1h
Retry
1h
Expire
7d
Negative cache TTL
10m
Question and response
Question
dig fsmtp.vsb.cz. SOA
Answer
The response has no answer records.
Authority
vsb.cz. 600 SOA decsys.vsb.cz. hostmaster.vsb.cz. 260318009 3600 3600 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0