Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2a14:3b00:1::'
+747
ERRNo PTR record availible DNS server 'ns1.isprit2.de' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.0.0.0.b.3.4.1.a.2.ip6.arpa'.