Result
Mac address for 388A21
Company / Vendor
UAB "Teltonika Telematics"
Prefix
388A21
Database Type
IEEE MA-L
Start Mac Address
388A21000000
End Mac Address
388A21FFFFFF
Company Address
Possible Devices
16777216
This number represents the possible device number that can be manufactured using this mac address, but doesn't mean it is all has been manufactured yet
Link