Havells India Limited

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.

Prefix28:36:38:80:00:00 /28

Vendor addressHead Office, Havells India Ltd QRG Towers, 2D, Sector 126 Noida UP IN 201304

RegisteredApr 24, 2016

Block range28:36:38:80:00:00– 28:36:38:8F: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

28:36:38:80:00:00 28:36:38:87:FF:FF 28:36:38:8F:FF:FF

Where this block sits

Previous 28:36:38:70:00:00 /28 Innovative Technology Ltd Next 28:36:38:90:00:00 /28 Shenzhen Zhi Hua Creative Technology Co., Ltd.

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

Havells India Limited holds 1 registered blocks in the IEEE registry, ranking #14,609 of 33,427 organizations by block count.