H3 Industries, Inc. - MAC Prefix 208593A (MA-M)

What this means

The IEEE assigned the MA-M block 208593A to H3 Industries, 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 20:85:93:A, it is H3 Industries, Inc. hardware.

Frequently Asked Questions

Who owns MAC prefix 208593A?

208593A is registered to H3 Industries, Inc. in the IEEE MA-M registry.

What does the MA-M registry type mean?

An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. H3 Industries, Inc.'s block covers 1,048,576 addresses.

What devices use 208593A?

Any network device with a MAC address starting 20:85:93:A was manufactured by or for H3 Industries, Inc..

OUI prefix	208593A
Vendor	H3 Industries, Inc.
Registry	MA-M (28-bit, medium block)
Block size	1,048,576 addresses
Country	US
Other blocks by this vendor	1 total
Example MAC	20:85:93:A:00:00:00