Question and response
Question
dig cs.purdue.edu. PTR
Answer
The response has no answer records.
Authority
cs.purdue.edu. 10800 SOA pendragon.cs.purdue.edu. postmaster.cs.purdue.edu. 2026022015 10800 3600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0