Result
Mac address for 40D8550C0
Company / Vendor
ACT
Prefix
40D8550C0
Database Type
IEEE IAB
Start Mac Address
40D8550C00C0000
End Mac Address
40D8550C00C0FFF
Company Address
Possible Devices
4096
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