Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '165.85.71.0'
+149
ERRNo PTR record availible DNS server 'ns-420.awsdns-52.com' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.71.85.165.in-addr.arpa'.