Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '199.250.16.0'
+269
ERRNo PTR record availible DNS server 'ns1.state.fl.us' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.16.250.199.in-addr.arpa'.