Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '88.209.233.0'
+296
ERRNo PTR record availible DNS server 'pri.authdns.ripe.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.233.209.88.in-addr.arpa'.