A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 126.21.52.44
Country: Japan (JP)
Reverse: softbank126021052044.bbtec.net
Autonomous System Number: AS17676
Lookup results for 126.21.52.44
No specific incidents regarding 126.21.52.44 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.