Who owns MAC prefix 4403772?

4403772 is registered to Exsom Computers LLC in the IEEE MA-M registry.

What devices use 4403772?

Any network device with a MAC address starting 44:03:77:2 was manufactured by or for Exsom Computers LLC.

MA-M · OUI prefix

Exsom Computers LLC

Any MAC address starting 44:03:77:2 is registered to Exsom Computers LLC in AE.

OUI prefix	4403772
Vendor	Exsom Computers LLC
Registry	MA-M (28-bit, medium block)
Country	AE
Example MAC	44:03:77:2:00:00:00

What this means

The IEEE assigned the MA-M block 4403772 to Exsom Computers LLC. 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 44:03:77:2, it is Exsom Computers LLC hardware.

Other Exsom Computers LLC prefixes

Exsom Computers LLC holds 2 registered blocks in total.

70B3D54BF

Look up another MAC