C-VUE (SHANGHAI) AUDIO 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.
Prefix08:63:32:E0:00:00 /28
Vendor addressRoom 348, Building 9, No. 128 Cheting Road, Chedun Town, Songjiang District, Shanghai SHANGHAI SHANGHAI CN 201611
Country🇨🇳 China
Block range08:63:32:E0:00:00– 08:63:32:EF: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