What devices use 00214D?

Any network device with a MAC address starting 00:21:4D was manufactured by or for Guangzhou Skytone Transmission Technology Com. Ltd..

MA-L · OUI prefix

Guangzhou Skytone Transmission Technology Com. Ltd.

Q: Who owns MAC prefix 00214D?

00214D is registered to Guangzhou Skytone Transmission Technology Com. Ltd. in the IEEE MA-L registry.

Any MAC address starting 00:21:4D is registered to Guangzhou Skytone Transmission Technology Com. Ltd. in CN.

OUI prefix	00214D
Vendor	Guangzhou Skytone Transmission Technology Com. Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	00:21:4D:00:00:00

What this means

The IEEE assigned the MA-L block 00214D to Guangzhou Skytone Transmission Technology Com. 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 00:21:4D, it is Guangzhou Skytone Transmission Technology Com. Ltd. hardware.

Look up another MAC