Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2606:3380:7::'
+246
ERRNo PTR record availible DNS server 'b1.uberns.com' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.0.0.0.0.8.3.3.6.0.6.2.ip6.arpa'.