Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '204.89.150.0'
+104
ERRNo PTR record availible DNS server 'x.arin.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.150.89.204.in-addr.arpa'.