Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '50.115.222.0'
+127
ERRNo PTR record availible DNS server 'eur5.akam.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.222.115.50.in-addr.arpa'.