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:D7:F5:50:00:00 /28
Vendor address835 Stewart Dr. Sunnyvale CA US 94085
Country🇺🇸 United States
RegisteredJan 29, 2026
Block range34:D7:F5:50:00:00– 34:D7:F5:5F: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
34:D7:F5:40:00:00 /28
Shenzhen Huchi Technology Co.,Ltd.
Next
34:D7:F5:60:00:00 /28
DREAMTECH
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Acellent Technologies, Inc. holds 1 registered blocks in the IEEE registry, ranking #3,887 of 33,421 organizations by block count.