Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '87.236.67.0'
+300
ERRNo PTR record availible DNS server 'pdns6.ultradns.co.uk' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.67.236.87.in-addr.arpa'.