MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix28:F5:37:D0:00:00 /28
Vendor address12910 culver blvd Ste F los angeles CA US 90066
Country🇺🇸 United States
RegisteredApr 30, 2017
Block range28:F5:37:D0:00:00– 28:F5:37:DF:FF:FF
Address capacity1,048,576
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority
Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.
Curious how a prefix like this turns into a full address? See how MAC addresses are structured →
Example addresses in this block
Where this block sits
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28:F5:37:C0:00:00 /28
Matricx Singapore Pte Ltd
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28:F5:37:E0:00:00 /28
Performance Motion Devices
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Skyrockettoys LLC holds 1 registered blocks in the IEEE registry, ranking #27,644 of 33,427 organizations by block count.