What this means
The IEEE assigned the MA-L block 000855 to NASA-Goddard Space Flight Center. 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 00:08:55, it is NASA-Goddard Space Flight Center hardware.
Frequently Asked Questions
Who owns MAC prefix 000855?
000855 is registered to NASA-Goddard Space Flight Center 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. NASA-Goddard Space Flight Center's block covers 16,777,216 addresses.
What devices use 000855?
Any network device with a MAC address starting 00:08:55 was manufactured by or for NASA-Goddard Space Flight Center.