Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '2a10:20c7:ff0c::'
+926
ERRNo PTR record availible DNS server 'ext-ns04.remedy.fi' 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.c.0.f.f.7.c.0.2.0.1.a.2.ip6.arpa'.