What this means
The IEEE assigned the MA-M block 68DA737 to Haven Lighting. 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 68:DA:73:7, it is Haven Lighting hardware.
Frequently Asked Questions
Who owns MAC prefix 68DA737?
68DA737 is registered to Haven Lighting in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Haven Lighting's block covers 1,048,576 addresses.
What devices use 68DA737?
Any network device with a MAC address starting 68:DA:73:7 was manufactured by or for Haven Lighting.