What this means
The IEEE assigned the MA-L block 00008D to Cryptek 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 00:00:8D, it is Cryptek Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 00008D?
00008D is registered to Cryptek Inc. 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. Cryptek Inc.'s block covers 16,777,216 addresses.
What devices use 00008D?
Any network device with a MAC address starting 00:00:8D was manufactured by or for Cryptek Inc..