What this means
The IEEE assigned the MA-L block AC040B to Peloton Interactive, 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 AC:04:0B, it is Peloton Interactive, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix AC040B?
AC040B is registered to Peloton Interactive, 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. Peloton Interactive, Inc's block covers 16,777,216 addresses.
What devices use AC040B?
Any network device with a MAC address starting AC:04:0B was manufactured by or for Peloton Interactive, Inc.