What this means
The IEEE assigned the MA-L block 001D51 to Babcock & Wilcox Power Generation Group, 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 00:1D:51, it is Babcock & Wilcox Power Generation Group, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 001D51?
001D51 is registered to Babcock & Wilcox Power Generation Group, 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. Babcock & Wilcox Power Generation Group, Inc's block covers 16,777,216 addresses.
What devices use 001D51?
Any network device with a MAC address starting 00:1D:51 was manufactured by or for Babcock & Wilcox Power Generation Group, Inc.