Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '216.250.3.0'
+158
ERRNo PTR record availible DNS server 'ns1.ptwi.com' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.3.250.216.in-addr.arpa'.