STECHWIN.CO.LTD. - MAC Prefix 001BC5028 (MA-S)

What this means

The IEEE assigned the MA-S block 001BC5028 to STECHWIN.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 00:1B:C5:02:8, it is STECHWIN.CO.LTD. hardware.

Frequently Asked Questions

Who owns MAC prefix 001BC5028?

001BC5028 is registered to STECHWIN.CO.LTD. in the IEEE MA-S registry.

What does the MA-S registry type mean?

An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. STECHWIN.CO.LTD.'s block covers 4,096 addresses.

What devices use 001BC5028?

Any network device with a MAC address starting 00:1B:C5:02:8 was manufactured by or for STECHWIN.CO.LTD..

OUI prefix	001BC5028
Vendor	STECHWIN.CO.LTD.
Registry	MA-S (36-bit, small block)
Block size	4,096 addresses
Country	KR
Other blocks by this vendor	1 total
Example MAC	00:1B:C5:02:8:00:00:00