A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 54.167.249.155
Country: United States of America (US)
Reverse: ec2-54-167-249-155.compute-1.amazonaws.com
Autonomous System Number: AS14618
Lookup results for 54.167.249.155
No specific incidents regarding 54.167.249.155 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.