Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '50.115.212.0'
+386
ERRNo PTR record availible DNS server 'eur2.akam.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.212.115.50.in-addr.arpa'.