Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2620:a5:6001::'
+148
ERRNo PTR record availible DNS server 'ns-1457.awsdns-54.org' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.6.5.a.0.0.0.2.6.2.ip6.arpa'.