Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '46.227.42.0'
+309
ERRNo PTR record availible DNS server 'ns-1548.awsdns-01.co.uk' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.42.227.46.in-addr.arpa'.