Who owns MAC prefix 78D800A?

78D800A is registered to Insignal Co., Ltd. in the IEEE MA-M registry.

What devices use 78D800A?

Any network device with a MAC address starting 78:D8:00:A was manufactured by or for Insignal Co., Ltd..

MA-M · OUI prefix

Insignal Co., Ltd.

Any MAC address starting 78:D8:00:A is registered to Insignal Co., Ltd..

OUI prefix	78D800A
Vendor	Insignal Co., Ltd.
Registry	MA-M (28-bit, medium block)
Example MAC	78:D8:00:A:00:00:00

What this means

The IEEE assigned the MA-M block 78D800A to Insignal 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 78:D8:00:A, it is Insignal Co., Ltd. hardware.

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