Shihlin Electric & Engineering Corp. (44:5F:7A:00:00:00 /24)

Shihlin Electric & Engineering Corp. MA-L

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

Prefix44:5F:7A:00:00:00 /24

Vendor address16F NO.88, SEC, 6, CHUNG SHAN N. RD., TAIPEI HsinChu HsinFun Shiang TW 304

Block range44:5F:7A:00:00:00– 44:5F:7A: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

44:5F:7A:00:00:00 44:5F:7A:7F:FF:FF 44:5F:7A:FF:FF:FF