Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '240a:71:9000::'
+278
ERRNo PTR record availible DNS server 'ns3.lacnic.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.9.1.7.0.0.a.0.4.2.ip6.arpa'.