What this means
The IEEE assigned the MA-L block 44D77E to Robert Bosch GmbH. 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 44:D7:7E, it is Robert Bosch GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 44D77E?
44D77E is registered to Robert Bosch GmbH 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. Robert Bosch GmbH's block covers 16,777,216 addresses.
What devices use 44D77E?
Any network device with a MAC address starting 44:D7:7E was manufactured by or for Robert Bosch GmbH.