Who owns MAC prefix 240B2A?

240B2A is registered to Viettel Group in the IEEE MA-L registry.

What devices use 240B2A?

Any network device with a MAC address starting 24:0B:2A was manufactured by or for Viettel Group.

MA-L · OUI prefix

Viettel Group

Any MAC address starting 24:0B:2A is registered to Viettel Group in VN.

OUI prefix	240B2A
Vendor	Viettel Group
Registry	MA-L (24-bit, large block)
Country	VN
Example MAC	24:0B:2A:00:00:00

What this means

The IEEE assigned the MA-L block 240B2A to Viettel Group. 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 24:0B:2A, it is Viettel Group hardware.

Look up another MAC