What this means
The IEEE assigned the MA-M block F4A454E to Care Bloom, LLC. 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 F4:A4:54:E, it is Care Bloom, LLC hardware.
Frequently Asked Questions
Who owns MAC prefix F4A454E?
F4A454E is registered to Care Bloom, LLC in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Care Bloom, LLC's block covers 1,048,576 addresses.
What devices use F4A454E?
Any network device with a MAC address starting F4:A4:54:E was manufactured by or for Care Bloom, LLC.