Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2600:1fa0:34c0::'
+223
ERRNo PTR record availible DNS server 'x2.amazonaws.com' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.c.4.3.0.a.f.1.0.0.6.2.ip6.arpa'.