MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Parameter LLC
MAC address prefix 00:90:5B is registered to Parameter LLC, located at 208 COMMERCE DR.UNIT #3CFORT COLLINS CO 80524US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 09 November 2000, with the most recent update made on 14 August 2026.
OUI: 00:90:5B
Vendor name: Parameter LLC
Address:
Assignment Type MA-L 208 COMMERCE DR.
UNIT #3C
FORT COLLINS CO 80524
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 14 August 2026
Initial registration: 09 November 2000
