Changde xsound lnnovation technologies 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.

PrefixF4:70:0C:70:00:00 /28

Vendor address2nd Floor, Building 6, Electroacoustic Industrial Park, Economic Development Zone, Deshan Town, Wuling District changde hunan CN 415000

Country🇨🇳 China

RegisteredSep 9, 2021

Block rangeF4:70:0C:70:00:00– F4:70:0C:7F: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

F4:70:0C:70:00:00 F4:70:0C:77:FF:FF F4:70:0C:7F:FF:FF

Where this block sits

Previous F4:70:0C:60:00:00 /28 Jinan USR IOT Technology Limited Next F4:70:0C:80:00:00 /28 Shenzhen Focuscom Communication Technology Co.,Ltd.

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

Changde xsound lnnovation technologies co;ltd. holds 1 registered blocks in the IEEE registry, ranking #8,151 of 33,421 organizations by block count.