MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:65:30:00 /36
Vendor address42840 Christy St, Suite 101 Fremont CA US 94538
Country🇺🇸 United States
RegisteredFeb 12, 2017
Block range70:B3:D5:65:30:00– 70:B3:D5:65:3F: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
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Luxar Tech, Inc. holds 1 registered blocks in the IEEE registry, ranking #18,915 of 33,427 organizations by block count.