A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 40.77.167.78
Country: United States of America (US)
Reverse: msnbot-40-77-167-78.search.msn.com
Autonomous System Number: AS8075
Lookup results for 40.77.167.78
No specific incidents regarding 40.77.167.78 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.