Who owns MAC prefix 70B3D57D9?

70B3D57D9 is registered to ATOM GIKEN Co.,Ltd. in the IEEE MA-S registry.

What devices use 70B3D57D9?

Any network device with a MAC address starting 70:B3:D5:7D:9 was manufactured by or for ATOM GIKEN Co.,Ltd..

MA-S · OUI prefix

ATOM GIKEN Co.,Ltd.

Any MAC address starting 70:B3:D5:7D:9 is registered to ATOM GIKEN Co.,Ltd. in JP.

OUI prefix	70B3D57D9
Vendor	ATOM GIKEN Co.,Ltd.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:7D:9:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D57D9 to ATOM GIKEN 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:D5:7D:9, it is ATOM GIKEN Co.,Ltd. hardware.

Other ATOM GIKEN Co.,Ltd. prefixes

ATOM GIKEN Co.,Ltd. holds 2 registered blocks in total.

70B3D5AC5

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