What this means
The IEEE assigned the MA-L block 001B89 to EMZA Visual Sense Ltd.. 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 00:1B:89, it is EMZA Visual Sense Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 001B89?
001B89 is registered to EMZA Visual Sense Ltd. 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. EMZA Visual Sense Ltd.'s block covers 16,777,216 addresses.
What devices use 001B89?
Any network device with a MAC address starting 00:1B:89 was manufactured by or for EMZA Visual Sense Ltd..