A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!

Details about 159.65.138.224

Country: United States of America (US)
Reverse: none
Autonomous System Number: AS14061

Lookup results for 159.65.138.224

No specific incidents regarding 159.65.138.224 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.