A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 2400:8901::f03c:91ff:fe24:639d
Country: Singapore (SG)
Reverse: none
Autonomous System Number: AS63949
Lookup results for 2400:8901::f03c:91ff:fe24:639d
No specific incidents regarding 2400:8901::f03c:91ff:fe24:639d were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.