Who owns MAC prefix 001E57?

001E57 is registered to ALCOMA, spol. s r.o. in the IEEE MA-L registry.

What devices use 001E57?

Any network device with a MAC address starting 00:1E:57 was manufactured by or for ALCOMA, spol. s r.o..

MA-L · OUI prefix

ALCOMA, spol. s r.o.

Any MAC address starting 00:1E:57 is registered to ALCOMA, spol. s r.o..

OUI prefix	001E57
Vendor	ALCOMA, spol. s r.o.
Registry	MA-L (24-bit, large block)
Example MAC	00:1E:57:00:00:00

What this means

The IEEE assigned the MA-L block 001E57 to ALCOMA, spol. s r.o.. 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 00:1E:57, it is ALCOMA, spol. s r.o. hardware.

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