What this means
The IEEE assigned the MA-M block 98F9C7B to HIROIA Communications Pte. Ltd. Taiwan Branch. 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 98:F9:C7:B, it is HIROIA Communications Pte. Ltd. Taiwan Branch hardware.
Frequently Asked Questions
Who owns MAC prefix 98F9C7B?
98F9C7B is registered to HIROIA Communications Pte. Ltd. Taiwan Branch 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. HIROIA Communications Pte. Ltd. Taiwan Branch's block covers 1,048,576 addresses.
What devices use 98F9C7B?
Any network device with a MAC address starting 98:F9:C7:B was manufactured by or for HIROIA Communications Pte. Ltd. Taiwan Branch.