www.starfall.com.
Question and response
Question
dig 147.subnet144.6.220.66.in-addr.arpa. PTR
Answer
147.subnet144.6.220.66.in-addr.arpa. 172800 PTR www.starfall.com.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0