Xiamen Cheerzing IOT Technology Co.,Ltd. (14:DC:51:00:00:00 /24)

Xiamen Cheerzing IOT Technology Co.,Ltd. MA-L

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

Prefix14:DC:51:00:00:00 /24

Vendor addressUnit 702 7/F,No.165 East Tapu Road,Siming District Xiamen FuJian CN 361002

Block range14:DC:51:00:00:00– 14:DC:51: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

14:DC:51:00:00:00 14:DC:51:7F:FF:FF 14:DC:51:FF:FF:FF

Other blocks registered to Xiamen Cheerzing IOT Technology Co.,Ltd.

78:D4:F1:80:00:00 /28 MA-M