Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '192.161.159.0'
+199
ERRNo PTR record availible DNS server 'ns-2014.awsdns-59.co.uk' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.159.161.192.in-addr.arpa'.