Zone apex
Start of authority
Email
stbu-hostmaster\@cisco@com
Serial
1771359044
Refresh
1h
Retry
15m
Expire
28d
Negative cache TTL
1h
Question and response
Question
dig mx2.caltech.iphmx.com. SOA
Answer
The response has no answer records.
Authority
iphmx.com. 3600 SOA ns1-93.akam.net. stbu-hostmaster\@cisco.com. 1771359044 3600 900 2419200 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0