Who owns MAC prefix 3897A4?

3897A4 is registered to ELECOM CO.,LTD. in the IEEE MA-L registry.

What devices use 3897A4?

Any network device with a MAC address starting 38:97:A4 was manufactured by or for ELECOM CO.,LTD..

MA-L · OUI prefix

ELECOM CO.,LTD.

Any MAC address starting 38:97:A4 is registered to ELECOM CO.,LTD. in JP.

OUI prefix	3897A4
Vendor	ELECOM CO.,LTD.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	38:97:A4:00:00:00

What this means

The IEEE assigned the MA-L block 3897A4 to ELECOM 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 38:97:A4, it is ELECOM CO.,LTD. hardware.

Other ELECOM CO.,LTD. prefixes

ELECOM CO.,LTD. holds 5 registered blocks in total.

04AB18 48049F 48F73C BC5C4C

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