MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
PrefixDC:DE:4B:00:00:00 /24
Vendor addressRoom 03, 23/F, Unit B Building, No 9, Shenzhen Bay Eco -Technology Park, Yuehai Street, Nanshan District, Shenzhen, China Shenzhen CN 518000
Country🇨🇳 China
RegisteredJun 3, 2026
Block rangeDC:DE:4B:00:00:00– DC:DE:4B: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.
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Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SHENZHEN TRANSCHAN TECHNOLOGY LIMITED holds 4 registered blocks in the IEEE registry, ranking #838 of 33,427 organizations by block count.
Other blocks registered to SHENZHEN TRANSCHAN TECHNOLOGY LIMITED