What devices use 34A7BA?

Any network device with a MAC address starting 34:A7:BA was manufactured by or for Fischer International Systems Corporation.

MA-L · OUI prefix

Fischer International Systems Corporation

Q: Who owns MAC prefix 34A7BA?

34A7BA is registered to Fischer International Systems Corporation in the IEEE MA-L registry.

Any MAC address starting 34:A7:BA is registered to Fischer International Systems Corporation in US.

OUI prefix	34A7BA
Vendor	Fischer International Systems Corporation
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	34:A7:BA:00:00:00

What this means

The IEEE assigned the MA-L block 34A7BA to Fischer International Systems Corporation. 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 34:A7:BA, it is Fischer International Systems Corporation hardware.

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