MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix70:B3:D5:80:C0:00 /36
Vendor addressRigistr. 1 Merenschwand Aargau CH 5634
Country🇨🇠Switzerland
RegisteredJun 24, 2020
Block range70:B3:D5:80:C0:00– 70:B3:D5:80:CF: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
Previous
70:B3:D5:80:B0:00 /36
Fischer Block, Inc.
Next
70:B3:D5:80:D0:00 /36
Data Physics Corporation
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Algra tec AG holds 1 registered blocks in the IEEE registry, ranking #4,692 of 33,421 organizations by block count.