MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix5C:87:D8:70:00:00 /28
Vendor address23 Corporate Plaza, Suite 150 Newport Beach CA US 92660
Country🇺🇸 United States
RegisteredApr 11, 2024
Block range5C:87:D8:70:00:00– 5C:87:D8:7F: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
Previous
5C:87:D8:60:00:00 /28
Shanghai Jianyi Technology Co., Ltd
Next
5C:87:D8:80:00:00 /28
fmad engineering
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Tradewinds Networks Incorporated holds 1 registered blocks in the IEEE registry, ranking #30,385 of 33,427 organizations by block count.