What this means
The IEEE assigned the MA-L block B437D8 to D-Link (Shanghai) Limited Corp.. 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 B4:37:D8, it is D-Link (Shanghai) Limited Corp. hardware.
Frequently Asked Questions
Who owns MAC prefix B437D8?
B437D8 is registered to D-Link (Shanghai) Limited Corp. 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. D-Link (Shanghai) Limited Corp.'s block covers 16,777,216 addresses.
What devices use B437D8?
Any network device with a MAC address starting B4:37:D8 was manufactured by or for D-Link (Shanghai) Limited Corp..