What this means
The IEEE assigned the MA-S block 001BC50BD to Bridge Diagnostics, Inc.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:1B:C5:0B:D, it is Bridge Diagnostics, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 001BC50BD?
001BC50BD is registered to Bridge Diagnostics, Inc. in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. Bridge Diagnostics, Inc.'s block covers 4,096 addresses.
What devices use 001BC50BD?
Any network device with a MAC address starting 00:1B:C5:0B:D was manufactured by or for Bridge Diagnostics, Inc..