A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 218.255.252.22
Country: Hong Kong (HK)
Reverse: static.reserve.wtt.net.hk
Autonomous System Number: AS9381
Lookup results for 218.255.252.22
No specific incidents regarding 218.255.252.22 were found in DroneBL's incident tracking system. This means that your IP is not listed in DroneBL.