What this means
The IEEE assigned the MA-L block 889166 to Viewcooper Corp.. 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 88:91:66, it is Viewcooper Corp. hardware.
Frequently Asked Questions
Who owns MAC prefix 889166?
889166 is registered to Viewcooper Corp. 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. Viewcooper Corp.'s block covers 16,777,216 addresses.
What devices use 889166?
Any network device with a MAC address starting 88:91:66 was manufactured by or for Viewcooper Corp..