Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '165.225.100.0'
+184
ERRNo PTR record availible DNS server 'ans4.zscaler9.net' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.100.225.165.in-addr.arpa'.