What this means
The IEEE assigned the MA-L block 00185B to Network Chemistry, 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 00:18:5B, it is Network Chemistry, Inc hardware.
Frequently Asked Questions
Who owns MAC prefix 00185B?
00185B is registered to Network Chemistry, 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. Network Chemistry, Inc's block covers 16,777,216 addresses.
What devices use 00185B?
Any network device with a MAC address starting 00:18:5B was manufactured by or for Network Chemistry, Inc.