Shenzhen Ultra Meta Industrial Control Technology Co.,Ltd.

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.

Prefix4C:81:BE:60:00:00 /28

Vendor address2nd Floor,Building C,No.239 Huachang Road,Dalang Subdistrict,Longhua District Shenzhen Guangdong CN 518109

Country🇨🇳 China

Block range4C:81:BE:60:00:00– 4C:81:BE:6F: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

4C:81:BE:60:00:00 4C:81:BE:67:FF:FF 4C:81:BE:6F:FF:FF

Where this block sits

Previous 4C:81:BE:50:00:00 /28 Pratap digital communications pvt ltd Next 4C:81:BE:70:00:00 /28 Renson NV

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

Shenzhen Ultra Meta Industrial Control Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,962 of 33,421 organizations by block count.