What this means
The IEEE assigned the MA-L block 900BC1 to Sprocomm Technologies 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 90:0B:C1, it is Sprocomm Technologies CO.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 900BC1?
900BC1 is registered to Sprocomm Technologies CO.,Ltd in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Sprocomm Technologies CO.,Ltd's block covers 16,777,216 addresses.
What devices use 900BC1?
Any network device with a MAC address starting 90:0B:C1 was manufactured by or for Sprocomm Technologies CO.,Ltd.