Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2607:41c0::'
+300
ERRNo PTR record availible DNS server 'nsu.dnsnode.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.c.1.4.7.0.6.2.ip6.arpa'.