What this means
The IEEE assigned the MA-L block D0B523 to Bestcare Cloucal 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 D0:B5:23, it is Bestcare Cloucal Corp. hardware.
Frequently Asked Questions
Who owns MAC prefix D0B523?
D0B523 is registered to Bestcare Cloucal 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. Bestcare Cloucal Corp.'s block covers 16,777,216 addresses.
What devices use D0B523?
Any network device with a MAC address starting D0:B5:23 was manufactured by or for Bestcare Cloucal Corp..