Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '205.146.0.0'
+504
ERRNo PTR record availible DNS server 'auth25.ns.gin.ntt.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.146.205.in-addr.arpa'.