MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Chemelex LLC
MAC address prefix 00:12:4F is registered to Chemelex LLC, located at 1665 Utica AvenueSuite 700St Louis Park MN 55416US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 09 September 2004, with the most recent update made on 11 December 2025.
OUI: 00:12:4F
Vendor name: Chemelex LLC
Address:
Assignment Type MA-L 1665 Utica Avenue
Suite 700
St Louis Park MN 55416
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 11 December 2025
Initial registration: 09 September 2004
