A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 77.82.172.72
Country: Russian Federation (RU)
Reverse: pppoe77-82-172-72.kamchatka.ru
Autonomous System Number: AS12389
Lookup results for 77.82.172.72
No specific incidents regarding 77.82.172.72 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.