Zone apex
Start of authority
Email
Serial
1177771
Refresh
2h
Retry
30m
Expire
10d
Negative cache TTL
30m
Question and response
Question
dig cisco.com. SOA
Answer
cisco.com. 1800 SOA ns1.cisco.com. postmaster.cisco.com. 1177771 7200 1800 864000 1800
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0