Shenzhen YOUHUA Technology Co., Ltd (44:7B:BB:00:00:00 /24)

Shenzhen YOUHUA Technology Co., Ltd MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix44:7B:BB:00:00:00 /24

Vendor addressRoom 407 Shenzhen University-town Business Park,Lishan Road,Taoyuan Street,Nanshan District Shenzhen Guangdong CN 518055

Country🇨🇳 China

Block range44:7B:BB:00:00:00– 44:7B:BB:FF:FF:FF

Address capacity16,777,216

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

44:7B:BB:00:00:00 44:7B:BB:7F:FF:FF 44:7B:BB:FF:FF:FF

Other blocks registered to Shenzhen YOUHUA Technology Co., Ltd

00:BD:82:00:00:00 /24 MA-L 04:E0:B0:00:00:00 /24 MA-L 10:47:E7:00:00:00 /24 MA-L 14:B8:37:00:00:00 /24 MA-L 1C:D5:E2:00:00:00 /24 MA-L 28:D1:B7:00:00:00 /24 MA-L 2C:43:1A:00:00:00 /24 MA-L 2C:55:7C:00:00:00 /24 MA-L 30:3F:7B:00:00:00 /24 MA-L 34:E7:1C:00:00:00 /24 MA-L 4C:B8:B5:00:00:00 /24 MA-L 54:66:6C:00:00:00 /24 MA-L