Zone apex
Start of authority
Email
Serial
1772088039
Refresh
8h
Retry
2h
Expire
14d
Negative cache TTL
12h
Question and response
Question
dig mail.dc3.cz. SOA
Answer
The response has no answer records.
Authority
dc3.cz. 600 SOA ns1.tele3.cz. root.tele3.cz. 1772088039 28800 7200 1209600 43200
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0