A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 213.87.149.63
Country: Russian Federation (RU)
Reverse: 63.mtsnet.ru
Autonomous System Number: AS8359
Lookup results for 213.87.149.63
No specific incidents regarding 213.87.149.63 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.