Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2605:a7c0:104::'
+238
ERRNo PTR record availible DNS server 'ns-756.awsdns-30.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.1.0.0.c.7.a.5.0.6.2.ip6.arpa'.