Zone apex
Start of authority
Email
Serial
2002384900
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
10m
Question and response
Question
dig iscmrtutprl07.isc.upenn.edu. SOA
Answer
The response has no answer records.
Authority
upenn.edu. 600 SOA ipam1.nnn.upenn.edu. hostmaster.upenn.edu. 2002384900 10800 3600 604800 600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0