What this means

The IEEE assigned the MA-L block 001AB3 to VISIONITE 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 00:1A:B3, it is VISIONITE INC. hardware.

Frequently Asked Questions

Who owns MAC prefix 001AB3?

001AB3 is registered to VISIONITE 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. VISIONITE INC.'s block covers 16,777,216 addresses.

What devices use 001AB3?

Any network device with a MAC address starting 00:1A:B3 was manufactured by or for VISIONITE INC..