Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '23.142.176.0'
+196
ERRNo PTR record availible DNS server 'arin.authdns.ripe.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.176.142.23.in-addr.arpa'.