Who owns MAC prefix 307A57?

307A57 is registered to Accuenergy (CANADA) Inc in the IEEE MA-L registry.

What devices use 307A57?

Any network device with a MAC address starting 30:7A:57 was manufactured by or for Accuenergy (CANADA) Inc.

MA-L · OUI prefix

Accuenergy (CANADA) Inc

Any MAC address starting 30:7A:57 is registered to Accuenergy (CANADA) Inc.

OUI prefix	307A57
Vendor	Accuenergy (CANADA) Inc
Registry	MA-L (24-bit, large block)
Example MAC	30:7A:57:00:00:00

What this means

The IEEE assigned the MA-L block 307A57 to Accuenergy (CANADA) Inc. 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 30:7A:57, it is Accuenergy (CANADA) Inc hardware.

Other Accuenergy (CANADA) Inc prefixes

Accuenergy (CANADA) Inc holds 2 registered blocks in total.

ECC38A

Look up another MAC