Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '131.248.0.0'
+388
ERRNo PTR record availible DNS server 'ns019-7q1821crgnie1654.7.d-53.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.0.248.131.in-addr.arpa'.