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

Details about 151.237.56.182

Country: Spain (ES)
Reverse: none
Autonomous System Number: AS200845

Lookup results for 151.237.56.182

No specific incidents regarding 151.237.56.182 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.