Annapurna labs

MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

PrefixF0:12:04:80:00:00 /28

Vendor addressMatam Scientific Industries Center, Building 8.2 Mail box 15123 Haifa IL 3508409

RegisteredApr 29, 2025

Block rangeF0:12:04:80:00:00– F0:12:04:8F: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

F0:12:04:80:00:00 F0:12:04:87:FF:FF F0:12:04:8F:FF:FF

Where this block sits

Previous F0:12:04:70:00:00 /28 Autani LLC Next F0:12:04:90:00:00 /28 FLEXTRONICS TECH I PVT LTD

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Annapurna labs holds 157 registered blocks in the IEEE registry, ranking #23 of 33,421 organizations by block count.

Other blocks registered to Annapurna labs

18:96:77:00:00:00 /24 MA-L 28:87:5F:00:00:00 /24 MA-L 30:8B:23:00:00:00 /24 MA-L 50:62:45:00:00:00 /24 MA-L 54:A3:56:00:00:00 /24 MA-L F8:F2:95:00:00:00 /24 MA-L 00:69:67:00:00:00 /28 MA-M 00:6A:5E:90:00:00 /28 MA-M 00:6A:5E:A0:00:00 /28 MA-M 00:8D:F4:60:00:00 /28 MA-M 04:A1:6F:80:00:00 /28 MA-M 04:C9:8B:40:00:00 /28 MA-M