Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '45.89.63.0'
+228
ERRNo PTR record availible DNS server 'r.arin.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.63.89.45.in-addr.arpa'.