Who owns MAC prefix E81A58?

E81A58 is registered to TECHNOLOGIC SYSTEMS in the IEEE MA-L registry.

What devices use E81A58?

Any network device with a MAC address starting E8:1A:58 was manufactured by or for TECHNOLOGIC SYSTEMS.

MA-L · OUI prefix

TECHNOLOGIC SYSTEMS

Any MAC address starting E8:1A:58 is registered to TECHNOLOGIC SYSTEMS in US.

OUI prefix	E81A58
Vendor	TECHNOLOGIC SYSTEMS
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	E8:1A:58:00:00:00

What this means

The IEEE assigned the MA-L block E81A58 to TECHNOLOGIC SYSTEMS. 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 E8:1A:58, it is TECHNOLOGIC SYSTEMS hardware.

Other TECHNOLOGIC SYSTEMS prefixes

TECHNOLOGIC SYSTEMS holds 2 registered blocks in total.

00D069

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