Tuya Smart Inc.

MA-L

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

PrefixD8:FC:92:00:00:00 /24

Vendor address160 Greentree Drive, Suite 101 Dover DE US 19904

RegisteredDec 17, 2025

Block rangeD8:FC:92:00:00:00– D8:FC:92: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

D8:FC:92:00:00:00 D8:FC:92:7F:FF:FF D8:FC:92:FF:FF:FF

Where this block sits

Next D8:FC:93:00:00:00 /24 Intel Corporate

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Tuya Smart Inc. holds 42 registered blocks in the IEEE registry, ranking #88 of 33,427 organizations by block count.

Other blocks registered to Tuya Smart Inc.

00:33:7A:00:00:00 /24 MA-L 10:5A:17:00:00:00 /24 MA-L 10:D5:61:00:00:00 /24 MA-L 18:69:D8:00:00:00 /24 MA-L 18:DE:50:00:00:00 /24 MA-L 1C:90:FF:00:00:00 /24 MA-L 20:F1:B2:00:00:00 /24 MA-L 2C:B4:71:00:00:00 /24 MA-L 30:48:7D:00:00:00 /24 MA-L 38:1F:8D:00:00:00 /24 MA-L 38:2C:E5:00:00:00 /24 MA-L 38:A5:C9:00:00:00 /24 MA-L