Question and response
Question
dig host2201.hketc.com. PTR
Answer
The response has no answer records.
Authority
hketc.com. 900 SOA host1.cntech.net. webmaster.hketc.com. 2022122001 3600 1800 1209600 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0