Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '74.200.120.0'
+330
ERRNo PTR record availible DNS server 'edns3.ultradns.org' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.120.200.74.in-addr.arpa'.