ZICHAN J TECHNOLOGY CO.,LTD (4C:EA:41:50:00:00 /28)

ZICHAN J 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.

Prefix4C:EA:41:50:00:00 /28

Vendor address4F Building C,No.3 Tianyang Second Road,Songgang Street,Bao'an District,Shenzhen Shenzhen CN 518000

Block range4C:EA:41:50:00:00– 4C:EA:41:5F: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

4C:EA:41:50:00:00 4C:EA:41:57:FF:FF 4C:EA:41:5F:FF:FF