MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix34:E1:D1:90:00:00 /28
Vendor address9300 SW Gemini Drive Beaverton OR US 97008
Country🇺🇸 United States
RegisteredJan 9, 2019
Block range34:E1:D1:90:00:00– 34:E1:D1:9F: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 →
Ownership timeline
- Jan 9, 2019 – Nov 20, 2020 Apart Audio NV name changedaddress changedcountry changed
- Nov 20, 2020 – present Biamp
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.
Biamp holds 1 registered blocks in the IEEE registry, ranking #6,944 of 33,427 organizations by block count.