NowTechnologies Zrt

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.

Prefix40:2C:76:A0:00:00 /28

Vendor address18 Realtanoda Budapest HU 1053

RegisteredOct 27, 2019

Block range40:2C:76:A0:00:00– 40:2C:76:AF: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

40:2C:76:A0:00:00 40:2C:76:A7:FF:FF 40:2C:76:AF:FF:FF

Where this block sits

Previous 40:2C:76:90:00:00 /28 Annapurna labs Next 40:2C:76:B0:00:00 /28 Beijing Kuaiyu Electronic Co., Ltd.

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

NowTechnologies Zrt holds 1 registered blocks in the IEEE registry, ranking #21,643 of 33,421 organizations by block count.