64.i.zerospam.ca.
Question and response
Question
dig 64.64-95.38.172.209.in-addr.arpa. PTR
Answer
64.64-95.38.172.209.in-addr.arpa. 3600 PTR 64.i.zerospam.ca.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0