A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 185.65.135.172
Country: Sweden (SE)
Reverse: none
Autonomous System Number: AS39351
Lookup results for 185.65.135.172
No specific incidents regarding 185.65.135.172 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.