Zone apex
Start of authority
Email
Serial
2021122300
Refresh
1h
Retry
30m
Expire
21d
Negative cache TTL
1h
Question and response
Question
dig core.knownhost.net. SOA
Answer
The response has no answer records.
Authority
knownhost.net. 3600 SOA ns1.knownhost.com. dns.knownhost.com. 2021122300 3600 1800 1814400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0