Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '52.129.66.0'
+103
ERRNo PTR record availible DNS server 'dns4.p01.nsone.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.66.129.52.in-addr.arpa'.