Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '216.6.0.0'
+253
ERRNo PTR record availible DNS server 'pollux.teleglobe.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.6.216.in-addr.arpa'.