Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2606:740::'
+289
ERRNo PTR record availible DNS server 'arin.authdns.ripe.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.7.0.6.0.6.2.ip6.arpa'.