Shanghai Sunmi Technology Co.,Ltd. (B8:1B:CB:00:00:00 /24)

Shanghai Sunmi Technology Co.,Ltd. MA-L

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

PrefixB8:1B:CB:00:00:00 /24

Vendor addressRoom 505, No.388 Song Hu Road, Yang Pu District, Shanghai, China Shanghai Shanghai CN 200433

Block rangeB8:1B:CB:00:00:00– B8:1B:CB: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

B8:1B:CB:00:00:00 B8:1B:CB:7F:FF:FF B8:1B:CB:FF:FF:FF

Other blocks registered to Shanghai Sunmi Technology Co.,Ltd.

1C:1A:1B:00:00:00 /24 MA-L 68:50:8C:00:00:00 /24 MA-L 74:F7:F6:00:00:00 /24 MA-L