Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '173.240.165.0'
+356
ERRNo PTR record availible DNS server 'a7-66.akam.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.165.240.173.in-addr.arpa'.