Who owns MAC prefix E05A9F1?

E05A9F1 is registered to AITEC SYSTEM CO., LTD. in the IEEE MA-M registry.

What devices use E05A9F1?

Any network device with a MAC address starting E0:5A:9F:1 was manufactured by or for AITEC SYSTEM CO., LTD..

MA-M · OUI prefix

AITEC SYSTEM CO., LTD.

Any MAC address starting E0:5A:9F:1 is registered to AITEC SYSTEM CO., LTD. in JP.

OUI prefix	E05A9F1
Vendor	AITEC SYSTEM CO., LTD.
Registry	MA-M (28-bit, medium block)
Country	JP
Example MAC	E0:5A:9F:1:00:00:00

What this means

The IEEE assigned the MA-M block E05A9F1 to AITEC SYSTEM CO., LTD.. 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 E0:5A:9F:1, it is AITEC SYSTEM CO., LTD. hardware.

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