Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '151.148.40.0'
+207
ERRNo PTR record availible DNS server 'ns-1644.awsdns-13.co.uk' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.40.148.151.in-addr.arpa'.