What this means
The IEEE assigned the MA-L block F83451 to Comcast-SRL. 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 F8:34:51, it is Comcast-SRL hardware.
Frequently Asked Questions
Who owns MAC prefix F83451?
F83451 is registered to Comcast-SRL 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. Comcast-SRL's block covers 16,777,216 addresses.
What devices use F83451?
Any network device with a MAC address starting F8:34:51 was manufactured by or for Comcast-SRL.