Unable to find any PTR-records for the specified domain/ip :(
Log
+000
Resolving PTR record of '164.55.243.0'
+139
ERRNo PTR record availible DNS server 'nicole.ns.cloudflare.com' raised an NotExistentDomain error, while beeing queried for PTR-records on domain '0.243.55.164.in-addr.arpa'.