A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 54.224.17.157
Country: United States of America (US)
Reverse: ec2-54-224-17-157.compute-1.amazonaws.com
Autonomous System Number: AS14618
Lookup results for 54.224.17.157
No specific incidents regarding 54.224.17.157 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.