Zone apex
Start of authority
Email
Serial
2840551009
Refresh
3h
Retry
2h
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig it-help.cz. SOA
Answer
it-help.cz. 38400 SOA dns.it-help.cz. root.it-help.cz. 2840551009 10800 7200 604800 3600
Authority
The response has no authority records.
Additional
dns.it-help.cz. 3600 A 194.108.42.2
. 0 OPT ; payload 4000, xrcode 0, version 0, flags 0