Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2606:9fc0:12::'
+109
ERRNo PTR record availible DNS server 'y.arin.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.1.0.0.0.c.f.9.6.0.6.2.ip6.arpa'.