Zone apex
Start of authority
Email
Serial
1772026815
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
30m
Question and response
Question
dig _spf.zcom.cz. SOA
Answer
The response has no answer records.
Authority
zcom.cz. 1800 SOA ns1.zcom.cz. hostmaster.zcom.cz. 1772026815 10800 3600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0