Zone apex
Start of authority
Email
Serial
2024051701
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
12h
Question and response
Question
dig 121.71.217.in-addr.arpa. SOA
Answer
121.71.217.in-addr.arpa. 43200 SOA auth1.dns.cogentco.com. dns.cogentco.com. 2024051701 10800 3600 604800 43200
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0