Result
Mac address for 1C21D11
Company / Vendor
Ognios GmbH
Prefix
1C21D11
Database Type
IEEE MA-M
Start Mac Address
1C21D11100000
End Mac Address
1C21D111FFFFF
Company Address
Possible Devices
1048576
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