Who owns MAC prefix 70B3D505D?

70B3D505D is registered to KOMS Co.,Ltd. in the IEEE MA-S registry.

What devices use 70B3D505D?

Any network device with a MAC address starting 70:B3:D5:05:D was manufactured by or for KOMS Co.,Ltd..

MA-S · OUI prefix

KOMS Co.,Ltd.

Any MAC address starting 70:B3:D5:05:D is registered to KOMS Co.,Ltd. in JP.

OUI prefix	70B3D505D
Vendor	KOMS Co.,Ltd.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:05:D:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D505D to KOMS 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 70:B3:D5:05:D, it is KOMS Co.,Ltd. hardware.

Look up another MAC