What this means
The IEEE assigned the MA-L block 00253D to DRS Consolidated Controls. 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 00:25:3D, it is DRS Consolidated Controls hardware.
Frequently Asked Questions
Who owns MAC prefix 00253D?
00253D is registered to DRS Consolidated Controls 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. DRS Consolidated Controls's block covers 16,777,216 addresses.
What devices use 00253D?
Any network device with a MAC address starting 00:25:3D was manufactured by or for DRS Consolidated Controls.