What this means
The IEEE assigned the MA-L block 448723 to HOYA SERVICE CORPORATION. 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 44:87:23, it is HOYA SERVICE CORPORATION hardware.
Frequently Asked Questions
Who owns MAC prefix 448723?
448723 is registered to HOYA SERVICE CORPORATION in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. HOYA SERVICE CORPORATION's block covers 16,777,216 addresses.
What devices use 448723?
Any network device with a MAC address starting 44:87:23 was manufactured by or for HOYA SERVICE CORPORATION.