Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '202.19.224.0'
+1.029
ERRNo PTR record availible DNS server 'ns04.is.nttdocomo.co.jp' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.224.19.202.in-addr.arpa'.