Who owns MAC prefix 781C5A?

781C5A is registered to SHARP Corporation in the IEEE MA-L registry.

What devices use 781C5A?

Any network device with a MAC address starting 78:1C:5A was manufactured by or for SHARP Corporation.

MA-L · OUI prefix

SHARP Corporation

Any MAC address starting 78:1C:5A is registered to SHARP Corporation in JP.

OUI prefix	781C5A
Vendor	SHARP Corporation
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	78:1C:5A:00:00:00

What this means

The IEEE assigned the MA-L block 781C5A to SHARP Corporation. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 78:1C:5A, it is SHARP Corporation hardware.

Other SHARP Corporation prefixes

SHARP Corporation holds 20 registered blocks in total.

00175C 001CEE 0022F3 08001F 145051 242642 243184 2884FA 345A06 34F62D 6879ED 803896 all 20 »

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