Result
Mac address for 00506B
Company / Vendor
SPX-ATEG
Prefix
00506B
Database Type
IEEE MA-L
Start Mac Address
00506B000000
End Mac Address
00506BFFFFFF
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