MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:C5:10:00 /36
Vendor address780 Montague Expy, Building 1, Suite 101 San Jose CA US 95131
Country🇺🇸 United States
RegisteredOct 13, 2022
Block range8C:1F:64:C5:10:00– 8C:1F:64:C5:1F:FF
Address capacity4,096
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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8C:1F:64:C5:00:00 /36
Spacee
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8C:1F:64:C5:20:00 /36
Invendis Technologies India Pvt Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
EPC Energy Inc holds 1 registered blocks in the IEEE registry, ranking #11,954 of 33,427 organizations by block count.