Who owns MAC prefix 788B77?

788B77 is registered to Standar Telecom in the IEEE MA-L registry.

What devices use 788B77?

Any network device with a MAC address starting 78:8B:77 was manufactured by or for Standar Telecom.

MA-L · OUI prefix

Standar Telecom

Any MAC address starting 78:8B:77 is registered to Standar Telecom in RU.

OUI prefix	788B77
Vendor	Standar Telecom
Registry	MA-L (24-bit, large block)
Country	RU
Example MAC	78:8B:77:00:00:00

What this means

The IEEE assigned the MA-L block 788B77 to Standar Telecom. 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 78:8B:77, it is Standar Telecom hardware.

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