MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Chemelex LLC
Chemelex LLC , manages 1 unique MAC address prefix. These prefixes are part of a massive allocation with a total block size of 16.8 million addresses.
The allocation includes the following types: MA-L (Mac Address Block Large, ~16 million addresses each).
The company registered its MAC address allocation on 09 September 2004, and the most recent update was made on 11 December 2025. These allocations support network identification and communication globally.
Unique prefixes: 1
Block Size: 16777215 (16.77 M)
First registration: 09 September 2004
Last updated: 11 December 2025
Types
MA-L:Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 00:12:4F | MA-L | 2004-09-09 |